Climate scientist working on the ocean carbon cycle and verification of ocean carbon dioxide removal (CDR). Founder, Bamboo Bike Project; co-founder and Chief Science Officer at [C]Worthy. Professor at University of Hawaiʻi at Mānoa; also at Columbia University in NYC and École normale supérieure in Paris.
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2024-06-04T01:29:00Z Event JSON
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Last Notes npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho In Japan, valuable trees are relocated instead of cut down during development. Arborists use nemawashi, a technique combining horticultural knowledge and modern engineering, to prepare the trees for relocation. https://timesofindia.indiatimes.com/science/japan-does-not-cut-down-centuries-old-trees-for-development-instead-experts-spend-months-preparing-their-roots-and-relocating-them/articleshow/132278899.cms npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho A single day of extreme heat kills 3,400 people in India; a five-day heatwave kills nearly 30,000. Our continued use of fossil fuels is making heatwaves more frequent. https://www.frontiersin.org/journals/environmental-health/articles/10.3389/fenvh.2026.1789071/full npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Cars kill in more ways than one https://www.theguardian.com/us-news/2026/jun/29/deaths-vehicle-emissions-pollution?utm_source=dlvr.it&utm_medium=bluesky&CMP=bsky_gu_env npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho I’m truly astounded that everyone’s like oh yeah fire season and fire weather is a thing now like it’s no big deal. https://apnews.com/article/western-wildfires-wind-dry-weather-a5fb3b05719d2a6b77feacffd2cbdba9?link_source=ta_bluesky_link&taid=6a410cc958fbef00014a6c37&utm_campaign=trueanthem&utm_medium=social&utm_source=bluesky npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Two papers by Max Planck, the legendary Nobel laureate in physics, were retracted by Springer Nature in 2011, likely due to an algorithm flagging the papers for self-plagiarism and copyright infringement. Read on for how stupid it all is. https://www.science.org/content/article/why-have-papers-one-history-s-most-famous-physicists-been-retracted?utm_campaign=News npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Donald Trump and Commerce Secretary Howard Lutnick, through their sons, have financial ties to at least 14 companies that are actively working with the federal government on critical mining deals. Grifters’ gonna grift. https://www.nytimes.com/2026/06/28/world/europe/trump-lutnick-sons-kazakhstan.html?unlocked_article_code=1.tlA.bGqq.wKXWHnqA7ovG npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Mitigate for 1.5°C; adapt for 5°C https://www.lemonde.fr/en/opinion/article/2026/06/27/france-heatwave-why-adaptation-and-mitigation-must-go-hand-in-hand_6754930_23.html npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho There's an all-electric aircraft demonstration program in Hawaii. The battery-powered aircraft is quieter than traditional aircraft and can reach a maximum speed of 153 knots. The program aims to test the feasibility of electric aircraft in Hawaii and potentially pave the way for more sustainable and affordable air travel. https://www.khon2.com/local-news/electric-aircraft-demonstration-flights/ npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Cats are killing endangered species https://www.khon2.com/local-news/kaale-hawaiian-monk-seal/ npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho This piece conflates a few things but the conclusion is generally true: #CCS and #CDR won’t save us if we keep burning fossil fuels, but fossil fuels companies don’t want us to know that. https://projects.propublica.org/why-carbon-capture-cant-solve-climate-change/ npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Finally some good climate news https://www.wsj.com/health/the-ticks-that-cause-red-meat-allergies-are-on-the-move-this-summer-b53d01eb?st=jGKa48 npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Are they sure they want to bring up the issue of stealing? https://www.bbc.co.uk/news/articles/cwyklykn5dwo npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Intentionally driving a car into someone should be treated with the same severity as intentionally firing a gun at someone. https://jerseyvindicator.org/2026/06/25/geo-group-employee-charged-in-fathers-day-vigil-incident-where-protester-was-struck-outside-delaney-hall/ npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Europe is warming at a rate that’s more than double the pace of warming worldwide since the mid-1990s. This is due to a combination of factors, including melting Arctic sea ice, reduced pollution-related aerosols, and less snow cover, all of which exacerbate heat absorption. These changes are also altering weather patterns, leading to more frequent and intense heat waves. https://www.nytimes.com/2026/06/24/climate/europe-fastest-warming-continent.html?unlocked_article_code=1.slA.goOZ.ydkH5vyIS2zz npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho At an event commemorating the 50th anniversary of the heatwave in the summer of 1976 in the UK, a forecast for 2056 was shown for a heatwave in 2056 with more than a week of over 40°C for a large part of the UK. By burning fossil fuels, we’re creating an increasingly hot, chaotic, and dangerous world, sending our children and grandchildren there, and they’re never coming back. https://s3.eu-central-2.wasabisys.com/mastodonworld/media_attachments/files/116/798/384/428/172/272/original/e5e10ee583c60b2d.jpeg npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho The rise of larger vehicles like SUVs and pickup trucks, with their taller hoods and larger blind zones, has contributed to a 75% increase in pedestrian and cyclist deaths since 2009. Until we design better streets and ban these vehicles, people outside these vehicles will keep dying. https://www.nytimes.com/interactive/2026/06/21/us/trucks-suv-pedestrian-crashes.html?unlocked_article_code=1.sFA.I27_.RXJpxEQcJXSI&smid=nytcore-ios-share npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho https://s3.eu-central-2.wasabisys.com/mastodonworld/media_attachments/files/116/777/499/670/981/476/original/f64c23a6aa481258.jpeg npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Trump's illegal war on Iran killed more than 3,000 Iranians, including many schoolchildren, 26 Israelis, and 13 US military personnel, and left thousands more injured. It also cost US taxpayers $132 billion. 🎁🔗 https://www.nytimes.com/2026/06/19/us/politics/iran-war-costs-deaths.html?unlocked_article_code=1.rVA.KFAi.QOIgaFF6zxCx&smid=url-share npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho The geopolitical disaster authored by the Trump regime has squandered the dominant position the US was in just three and a half months ago and set in motion a sea change in global power balances, kind of like what the regime has done to the dominance of US science. https://foreignpolicy.com/2026/06/18/iran-war-ceasefire-deal-israel-united-states/?utm_content=gifting&tpcc=gifting_article&gifting_article=aXJhbi13YXItY2Vhc2VmaXJlLWRlYWwtaXNyYWVsLXVuaXRlZC1zdGF0ZXM=&pid=PNI6C3OrMqgrvm5 npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho tl;dr: Total capitulation from the Trump regime. https://www.nytimes.com/2026/06/18/world/middleeast/iran-deal-oil-strait-of-hormuz-nuclear.html?unlocked_article_code=1.rFA.m6DP.a8HqX4RPP455&smid=url-share npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho I will take the win. Why can’t Congress protect other aspects of American science? https://www.nytimes.com/2026/06/18/climate/trump-ocean-observatories-initiative.html?unlocked_article_code=1.rFA.UQsN.yQ8_rZx46qH8&smid=nytcore-ios-share npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Mainstream media in the US needs to broadcast this message to all voters. https://www.lemonde.fr/en/opinion/article/2026/06/18/iran-emerges-in-position-of-strength-after-ceasefire-signed-with-us_6754630_23.html npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho The fact that drivers may freely menace other road users is one of the most astonishing but least contested aspects of modern life. npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho I asked the train conductor if I could take a photo of his tattoo https://s3.eu-central-2.wasabisys.com/mastodonworld/media_attachments/files/116/743/360/769/835/327/original/da0146a6cde49dc8.jpeg npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho The fact that this exists blows my mind. The rise of NAND Flash during my adulthood is one of the most astounding technological developments that we take for granted. https://s3.eu-central-2.wasabisys.com/mastodonworld/media_attachments/files/116/741/651/337/697/782/original/0be03793a259c605.jpeg npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho This is fine -dot- gif https://www.theguardian.com/world/2026/jun/13/antarcticas-west-coast-missing-an-area-of-sea-ice-the-size-of-france-as-temperatures-peak-20c-above-average?utm_source=dlvr.it&utm_medium=bluesky&CMP=bsky_gu_env npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Overshoot assumes that if we exceed 1.5 or 2°C, we should work to return. However, what if the world has adapted to a 3°C world in the meantime, and we’re growing food in new places, people have moved, and we’ve invested in new infrastructure, etc.? Would going back to 1.5°C be more disruptive? npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Researchers, you want to know about this website. https://journaltrends.com npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho My prediction is that we will never have enough CO₂ removal (CDR), so overshoot is not a thing. We will hit 1.5°C global warming by 2030, and every tonne of CO₂ we emit will make the world warmer. Where we stop is entirely up to us, but there’s no dialing down the temperature after that. npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho I often hear people say that we need to include the Global South in CO₂ removal (CDR). I disagree. CDR is waste management and a bummer. Rich countries created this CO₂ mess and it’s our responsibility to clean it up. The Global South shouldn’t be burdened with this task. npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho The Trump administration’s decision to dismantle the Oceanic Observatory Initiative is causing concern among researchers. The loss of these data, coupled with potential budget cuts to other ocean observation programs, could significantly hinder climate and weather modeling and maritime safety. https://www.lemonde.fr/article-offert/866a9740f6e0-6699423/le-systeme-mondial-d-observation-des-oceans-fragilise-par-l-arret-d-un-reseau-de-surveillance-americain?lmd_medium=al&lmd_campaign=envoye-par-appli&lmd_creation=ios&lmd_source=whatsapp https://s3.eu-central-2.wasabisys.com/mastodonworld/media_attachments/files/116/713/923/498/474/795/original/13101151dea37773.jpeg npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho To see how important US science is, consider measurements of changes in ocean heat content. US data are ~53% of the total. Over half! But removing the US data is worse than randomly removing 80% of the total data, because unlike other countries, the US makes measurements everywhere. https://www.nature.com/articles/s41558-026-02661-6 npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Our new paper on the challenges of marine CO₂ removal has a pretty figure. Please admire it. https://www.nature.com/articles/s44183-026-00198-x npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho The cooling of the stratosphere caused by rising atmospheric CO₂ is a clear sign of human influence on climate. However, the processes that determine the extent and vertical profile of this cooling were not fully understood… until now. https://www.nature.com/articles/s41561-026-01965-8 npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Happy #WorldBicycleDay to all who celebrate this simple solution to some of our most complex problems. npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Trees are for shade https://www.france24.com/en/france/20260602-vitiforestry-french-winemakers-plant-trees-in-bid-to-counter-climate-change npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Should journalism focus on stories that people should read, or the ones that people want to read? https://www.independent.co.uk/voices/climate-crisis-heatwave-uk-temperature-media-b2986094.html npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Barriers to scaling climate intervention, like CO₂ removal or solar radiation modification, include social acceptance and economic considerations, and getting rid of social science from NSF will hinder us from figuring out what might work in the future. https://www.theatlantic.com/science/2026/05/social-sciences-nsf/687380/?gift=D_nFMAh6I8QmPlQj1FmgTNxoiKc6iPcufjBVNYsH6OY&utm_source=copy-link&utm_medium=social&utm_campaign=share npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho I think mathematics at this level is a human endeavor, and solving these problems is an exercise in creativity like working on a puzzle. We’re just losing our humanity by letting AI do all the fun stuff while we toil at our desks doing tedious stuff like filling out expense forms. https://www.wsj.com/tech/ai/ai-math-solves-erdos-problem-openai-c4029e84?st=CKTFBD&reflink=desktopwebshare_permalink npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Wait till people find out about noise from direct air capture. https://www.nj.com/business/2026/05/this-nonstop-humming-coming-from-an-ai-data-center-has-pushed-nj-neighbors-to-sue.html?gift=764756ee-c56d-4dc3-a3b5-cdbc5f63e555 npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho In our latest paper with Manon Berger, Lester Kwiatkowski, and Laurent Bopp, we show that if we properly account for iron limitation and nutrient competition with phytoplankton, growing seaweed isn't really an effective technique for removing atmospheric CO₂. https://www.nature.com/articles/s41467-026-73168-z npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho I don’t know, man. Climate change is the biggest problem humanity faces. The other things just exacerbate it. https://www.theguardian.com/books/2026/may/25/ian-mcewan-says-pessimism-a-bigger-problem-than-climate-change npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Hawaiʻi just passed a new law that limits corporations' ability to engage in political campaigns. Let’s see this in other states. https://apnews.com/article/corporate-campaign-money-citizens-united-hawaii-71a28bc7e8f6e0279b31e999f222519a npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho One day after The Late Show on CBS ended, Stephen Colbert hosted a public-access show with musician Jack White in Monroe, Michigan. https://www.youtube.com/watch?v=7DlF5Cf4VLM npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Question for those who understand these things: My University of Hawaiʻi at Mānoa website shows up in Kagi and DuckDuckGo but not Google (although it used to) when I search “David Ho Hawaiʻi”. What gives? https://www.soest.hawaii.edu/oceanography/faculty/ho/ npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho The Washington Post still has some excellent climate reporters. As an example, this remembrance of Rafe Pomerance is worth reading. https://wapo.st/3RnFVqO npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Rafe Pomerance, who led the push for the first congressional hearings on global warming and helped negotiate the Kyoto Protocol, died today at 79. RIP. He published this piece last month arguing that Florida should demand an upper limit for sea-level rise. https://www.theinvadingsea.com/2026/04/23/sea-level-rise-florida-upper-limit-project-un-declaration-climate-change-earth-month/ npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Phasing out HFCs worldwide could avert up to 0.5°C of global warming by the end of the century, so naturally the Trump regime is delaying their planned phase out. 🎁🔗 https://www.nytimes.com/2026/05/21/climate/trump-super-pollutants-hfc-epa-climate-change.html?unlocked_article_code=1.kFA.tUZX.v7Ki0HuaDxeL&smid=bs-share npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Calling for a cycle lane to be replaced by car parking because drivers frequently park their cars in the cycle lane is the funniest argument ever. https://road.cc/news/calls-for-failed-bike-lane-to-be-scrapped-and-replaced-with-car-parking-because-its-always-blocked-by-drivers npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho "'This is one of the single most corrupt acts in American history,' said Donald K. Sherman, president of Citizens for Responsibility and Ethics in Washington, a nonprofit legal watchdog group that has been critical of the administration." https://www.nytimes.com/2026/05/18/us/politics/trump-irs-lawsuit.html?unlocked_article_code=1.jlA.C4Ea.b7A4Kskp2qA0&smid=url-share npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho None of us alive will experience climate better than what we have now. How much worse it gets is up to us. https://eos.org/research-and-developments/2026-has-already-broken-climate-records-el-nino-could-break-more npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho “More than 2,500 scientists said in a letter to Congress on Monday that President Trump’s dismissal of the National Science Foundation’s oversight board was an ‘alarming attack’ on research funding that could put the United States at a disadvantage with rivals, especially China.” https://www.nytimes.com/2026/05/11/us/politics/nsf-science-congress-trump.html?unlocked_article_code=1.hlA.Cwjl.GjsbTBMyYluw&smid=url-share npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Research funded by big bamboo: A new method for creating high-strength bamboo molecular plastics with exceptional mechanical strength, thermal stability, and biodegradability that outperforms most commercial plastics and bioplastics while being cost-competitive and recyclable. https://www.nature.com/articles/s41467-025-63904-2 npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho We should fully fund science. https://www.nytimes.com/2026/05/06/well/als-treatment-tofersen-qalsody.html?unlocked_article_code=1.hFA.LeJP.TxzHahq4g09e&smid=nytcore-ios-share npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Until it’s autonomous vehicles doing it, I don’t think we should frame it this way. https://www.bbc.co.uk/news/articles/cgrpgp91rwwo npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho America is full of really good people. Dr. Steve Kornfeld, a retired oncologist from Oregon, stepped in to care for fellow passengers suspected of having hantavirus on the MV Hondius cruise ship when the ship’s doctor became incapacitated. https://www.theatlantic.com/health/2026/05/hantavirus-cruise-doctor/687095/?gift=GvccGvmvHPgv0TAS8_j9NdHnkXn0ZJIDKkemfVpKR8I&utm_source=copy-link&utm_medium=social&utm_campaign=share npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho We're producing a whole generation of ignoramuses. https://nymag.com/intelligencer/article/openai-chatgpt-ai-cheating-education-college-students-school.html npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho £1.7 billion sounds like a lot. Is it a lot? https://www.carbonbrief.org/analysis-wind-and-solar-have-saved-uk-from-gas-imports-worth-1-7bn-since-iran-war-began/ npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho For the bike and LEGO fan in your life… https://www.lego.com/en-us/aboutus/news/2026/may/the-lego-group-unveils-lego-icons-road-bike-set npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Covering the terrible actions of the Trump regime is winning lots of people Pulitzer Prizes. https://www.pulitzer.org/prize-winners-by-year/2026 npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho It’s worth asking who’s in charge https://www.ms.now/rachel-maddow-show/maddowblog/when-did-it-come-out-trump-remains-disengaged-as-events-unfold-around-him npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho The 2026 US elections will impact science issues from water quality to climate mitigation to disaster preparedness. AGU’s Science Votes the Future provides information for informed voting. https://sciencevotesthefuture.org npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho The sooner we stop burning fossil fuels, the better it is for everyone. https://www.theguardian.com/environment/2026/apr/29/babies-exposed-to-air-pollution-during-pregnancy-take-longer-to-learn-to-speak-research-finds?utm_source=dlvr.it&utm_medium=bluesky&CMP=bsky_gu_env npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho This might be the most insane story about the US EPA that you’ll read. https://www.nytimes.com/2026/04/27/climate/epa-science-trump-cuts.html?unlocked_article_code=1.eFA.Iy2n.A7Ebto8vi6XJ npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Air-sea gas exchange measured in the central Baltic Sea reveals that fetch and surfactants significantly affect the gas transfer velocity, suggesting improvements to the conventional wind speed-based approach. https://acp.copernicus.org/articles/26/5567/2026/ npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho It me! https://www.soest.hawaii.edu/soestwp/announce/news/david-ho-ipcc-lead-author-cdr/ npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Happy Earth Day, everyone! https://s3.eu-central-2.wasabisys.com/mastodonworld/media_attachments/files/116/448/918/207/998/383/original/f5c5c8bd3e254c23.png npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho It’d be cool if the Trump regime hadn’t fired a bunch of people from the two tsunami warning centers. https://bit.ly/48EDIgo npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho The future is electric https://electrek.co/2026/04/18/massive-600-ton-liebherr-mining-excavator-converted-from-diesel-to-electric/ npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Anyone who claims that we don't know the cause of climate change is either a liar or a moron. https://www.nytimes.com/2026/04/14/business/scott-bessent-climate-change-trump.html?unlocked_article_code=1.blA.OkJ2.3hLdDU-lDvJH&smid=url-share npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho One of the world's largest cement manufacturers and two executives were found criminally liable for financing terrorism in Syria for knowingly paying terrorist groups to keep their Syrian plant operational. I hope this sets a precedent for holding fossil fuel companies liable for climate change. It certainly underscores the importance of journalism, as this case began with an investigative story in Le Monde. https://www.nytimes.com/2026/04/17/opinion/lafarge-corporate-terrorism-syria-france.html?unlocked_article_code=1.blA.wY7z.9kTl5Gzcbwq5&smid=nytcore-ios-share npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Pope Fiction https://variety.com/2026/film/news/pete-hegseth-pulp-fiction-fake-bible-verse-prayer-service-1236723446/ npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Unless someone has a genuine need, no car should be bigger than this. https://s3.eu-central-2.wasabisys.com/mastodonworld/media_attachments/files/116/403/196/110/374/853/original/4b6541ea19c2e113.jpeg npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Turns out Donald Trump is the environmental president. https://www.theguardian.com/environment/2026/apr/12/interest-evs-surge-europe-fuel-prices-iran-war?CMP=Share_iOSApp_Other npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Speaking of acoustic bikes… https://www.dezeen.com/2026/04/09/skoda-duobell-bike-bell-noise-cancelling-headphones/ npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Not now, super El Niño! https://wapo.st/3PVFJOS npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho This illegal war on Iran is benefitting very few people and screwing everyone else now and in the future. https://www.theguardian.com/environment/2026/apr/07/iran-war-global-dependence-fossil-fuels-biggest-emitters-reaping-rewards?utm_source=dlvr.it&utm_medium=bluesky&CMP=bsky_gu_env npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Lobster fishermen are using sensors on their traps to collect temperature, dissolved oxygen, and soon salinity data on the changing ocean environment. These data are valuable to scientists studying climate change and help fishermen make informed decisions about where to fish. https://www.nytimes.com/2026/04/01/climate/new-england-fishermen-ocean-data.html?unlocked_article_code=1.Y1A.jmgx.GB_brXGxUqqz&smid=url-share npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Wow, wheelchair bike. https://www.vanraam.com/en-gb/our-bikes/wheelchair-bikes/veloplus npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho The Trump budget once again proposes to eliminate NOAA OAR, which brings you the CO₂ Keeling Curve. In this piece, I argued that the Keeling Curve is a treasure that belongs to humanity as the most poignant indication of our impact on the environment and as a testament to our ability to document it. https://www.sfchronicle.com/opinion/openforum/article/trump-global-emissions-measurement-20780999.php?utm_source=marketing&utm_medium=copy-url-link&utm_campaign=article-share&hash=aHR0cHM6Ly93d3cuc2ZjaHJvbmljbGUuY29tL29waW5pb24vb3BlbmZvcnVtL2FydGljbGUvdHJ1bXAtZ2xvYmFsLWVtaXNzaW9ucy1tZWFzdXJlbWVudC0yMDc4MDk5OS5waHA%3D&time=MTc1NDE4MDA4MTczNg%3D%3D&rid=YTViMGY0ZmUtMjcxNi00ODNlLWFiZTEtMDg3ZjQ5OTU5YjRm&sharecount=Mw%3D%3D npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho My USDA-Forest Service-funded project with scientists there was about water in the western United States. I guess that’s not a concern anymore. https://www.nytimes.com/2026/04/03/climate/forest-service-research-stations.html?unlocked_article_code=1.YFA.U-Ft.t0H1T_XfI6DU&smid=bs-share npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho I will say this again: Science isn’t just something that nerds do, it’s the foundation of the modern world. It’s why this app exists. It’s why child mortality rate isn’t 50% anymore. It’s how we’re able to launch people to the moon. It’s how we’re able to grow food that feeds half the world’s population. https://www.nature.com/articles/d41586-026-01105-7 npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Can someone tell me if the US Forest Service is being dismantled because I owe them a final project report and maybe I don’t have to write it anymore? https://www.theguardian.com/us-news/2026/mar/31/us-forest-service-washington-dc-salt-lake-city npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Startup aims to create Republicans. https://www.technologyreview.com/2026/03/30/1134780/r3-bio-brainless-human-clones-full-body-replacement-john-schloendorn-aging-longevity/ npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho I've got these plants outside that I neglect year after year, and I actually don't even remember having them. But once in a while, they'll do this just to get my attention. https://s3.eu-central-2.wasabisys.com/mastodonworld/media_attachments/files/116/316/373/216/259/488/original/aaba340369196d2f.png npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Largest single day of protest in American history https://www.wsj.com/us-news/crowds-gather-across-u-s-for-no-kings-rallies-to-oppose-trump-0d3a380d?st=hWkYQF&reflink=article_copyURL_shar npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho I don't think people fully appreciate how apocalyptic things are for US science. I haven't received any new funding since 2024, but I'm still ok since grants are typically for 3 years. This means next year I will be completely out of funding and will have to fire everyone in the lab. It's not great. In my 25-year career, I’ve never NOT had funding. I typically have 4 to 8 grants, which you need if you’re running an observation science program and have a technician, students, and postdocs. https://s3.eu-central-2.wasabisys.com/mastodonworld/media_attachments/files/116/303/204/343/797/714/original/f9f3defb3378f4a8.png npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho I’m a fan of repair so I didn’t mind paying almost as much as a new laptop to replace the display and battery of the old one. However, I balked at Apple telling me that they’ll have to wipe my drive to install the latest macOS even after I told them I have the latest. “What if a new one comes out during the repair today?” Seriously?! Why is this necessary? npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Lol https://www.scientificamerican.com/article/trumps-new-science-panel-includes-9-tech-billionaires-and-just-one-scientist/ npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Tofu snafu: Try not to spill 20 tons of tofu and leave it stewing outside for three weeks. https://www.nytimes.com/2026/03/26/us/missouri-truck-tofu-i-44.html?unlocked_article_code=1.WVA.I2a4.kca4RFD-N30i npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Not so marvelous news. ~95,000 scientists have left the federal government since the Trump regime took over. https://www.nytimes.com/2026/03/25/climate/kate-marvel-nasa-resign.html?unlocked_article_code=1.V1A.4Lwb.Ls2T5tdxd_QE npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Landsat images show the extent of flooding on Oʻahu's north shore during the recent storm. https://science.nasa.gov/earth/earth-observatory/kona-storms-flood-oʻahu/ npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Did CH₄ write this? https://economist.com/leaders/2026/03/19/gas-will-not-be-killed-off-by-renewables-any-time-soon?giftId=YmVhMzFkZDctMWJjZS00YjhhLTk3MTctZDNiNzI2OTM1ZDUz npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho I’d rather live next to wind turbines and solar panels. https://apnews.com/article/refinery-explosion-texas-coast-60ecf6d9a70a2f1d5494fb8e38a84c4a npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho The rain is insane right now in Honolulu. I cycled to work and I honestly don’t mind biking home in these conditions except I worry about getting killed by a car driver. https://s3.eu-central-2.wasabisys.com/mastodonworld/media_attachments/files/116/281/216/232/810/924/original/22a6f1a52a240dff.jpeg npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Turns out Parisians don’t hate bike lanes as much as CNN thinks. npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho Next Saturday, March 28, join a #NoKings protest around you. NoKings.org The one in Honolulu is called No Dictators because Hawaiʻi was a kingdom when the US illegally annexed it. https://s3.eu-central-2.wasabisys.com/mastodonworld/media_attachments/files/116/274/193/658/945/305/original/e8fc5d6107c77206.jpeg npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho The US-Israel war on Iran has emitted 5 million tonnes of CO₂ₑ in its first 14 days. The world currently has 0.6 million tonnes of novel and permanent CO₂ removal (CDR) capacity annually. https://www.theguardian.com/world/2026/mar/21/middle-east-iran-conflict-environment-climate npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho To teleport one human would require ~6,000x the world's total energy supply and would take 4.85x10¹⁵ years (i.e., ~350,000 times longer than the universe has existed). https://www.theguardian.com/us-news/2026/mar/20/fema-gregg-phillips-waffle-house npub1ts5l8hp7dzhumynqhak26w4vnx6l5xkll9nfy0ch2sj2zsefqupqlxnr6m David Ho I'm sure this is fine: A single TV company will serve 80% of American households. https://wapo.st/4sgE4S8