UCLA Environment
@ioes.ucla.edu
📤 1338
📥 64
📝 143
UCLA Institute of the Environment & Sustainability Moving science to action ↓ ↓ ioes.ucla.edu
reposted by
UCLA Environment
VoxDev
9 days ago
🆕 How extreme heat determines diets in rural India Today on VoxDev, Paul Stainier (
@upenn.edu
), Manisha Shah (
@goldmanschool.bsky.social
) &
@alanbarreca.bsky.social
(
@ioes.ucla.edu
) discuss how extreme heat affects health and nutrition in India:
voxdev.org/topic/health...
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How extreme heat determines diets in rural India
Extreme heat damages crops and increases the number of strongly undernourished households in terms of calories, iron, and other nutrients. While some households cope by buying food grown elsewhere, th...
https://voxdev.org/topic/health/how-extreme-heat-determines-diets-rural-india
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🐘🌱🔊 From decoding software to decoding elephants: 2025 Pritzker finalist Seema Lokhandwala leads the Elephant Acoustics Project, creating early-warning systems that save lives and draw on community wisdom. "Coexistence in India is not led by ecologists and scientists alone."
ucla.in/4plAlBW
17 days ago
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As chytrid fungus wipes out frogs — 90 species lost and counting — 2025 Pritzker finalist Anthony Waddle of Macquarie University is testing ways to tip the balance back toward survival. “Many in the field have given up, viewing the problem as hopeless, but I see it differently.”
ucla.in/3JP1lJz
24 days ago
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A new
#UCLA
study shows how African elephant poop helps ebony trees grow, the slow-growing source of wood used for guitars and pianos 🎸 In areas where elephants are poached, researchers found nearly 70% fewer ebony saplings.
ucla.in/47NATtO
29 days ago
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reposted by
UCLA Environment
Holly Ober
about 1 month ago
Mind-blowing UCLA research shows that ebony trees used in guitar frets, piano keys, and other musical instruments depends on elephants. Specifically: Elephant dung.💩Beautiful article by my colleague
@ahewitt.bsky.social
also shows importance of continued federal funding.
ucla.in/4lPSGUD
🧪
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‘It burns my hands, my eyes, my lungs. But what choice do I have?’ For Denica Riadini-Flesch, hearing those words changed everything. Now a 2025 Pritzker Award finalist, she’s proving fashion can restore soil, dignity and women’s futures 🪡🧵🌱
ucla.in/3JxH9ff
about 1 month ago
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⚡️ UCLA Institute of the Environment and Sustainability is proud to announce the finalists for the 2025 Pritzker Emerging Environmental Genius Award 🙇♂️🌏✨ All under age 40, their work spans continents and cultures, united by a refusal to treat complex problems as inevitable.
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2025 Pritzker Award finalists: Anthony Waddle, Denica Riadini-Flesch, Seema Lokhandwala — Institute of the Environment and Sustainability at UCLA
Three innovators from Australia, Indonesia and India are redefining how to protect wildlife, restore ecosystems and build equitable futures…
https://ucla.in/4fGs3Qz
about 1 month ago
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reposted by
UCLA Environment
Erik Hoffner
about 2 months ago
My nominee for the Pritzker Environmental Genius Award (
@ioes.ucla.edu
) is founder of Elephant Acoustics Project, she uses
#bioacoustics
to understand India's
#elephants
& reduce conflict w/ ppl Her goal: Fewer crop losses & injuries + fewer elephants being relocated, captured or killed on roads:
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Meet the 2025 Pritzker Environmental Genius Award Candidates #6–9 — Institute of the Environment and Sustainability at UCLA
These four nominees are focused on housing, conservation, fashion and public space — tackling environmental issues by redesigning how systems work at the local level…
https://www.ioes.ucla.edu/article/meet-the-2025-pritzker-environmental-genius-award-candidates-6-9/
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What does environmental genius look like in 2025? Maybe it’s a frog sauna outside Sydney, a high-tech greenhouse in Appalachia, or a furniture studio bringing back Kenya’s mangroves 🐸 ✨ 🇰🇪 Meet the final set of nominees for the 2025 Pritzker Award 🙇♂️
ucla.in/3J6ZLT5
about 2 months ago
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reposted by
UCLA Environment
Greg Pierce
about 2 months ago
Great work by my colleagues
@luskininnovation.bsky.social
& CCSC
@ioes.ucla.edu
, projecting ongoing customer bill impacts of electrifying in LA. (Full disclosure, I was involved)
add a skeleton here at some point
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🐘 The second set of UCLA 2025 Pritzker nominees show what happens when climate work starts with listening — to elephants, to tenants, to cotton farmers, to community. Their work spans bioacoustics, housing law, regenerative fashion and coalition-building.
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Meet the 2025 Pritzker Environmental Genius Award Candidates #6–9 — Institute of the Environment and Sustainability at UCLA
These four nominees are focused on housing, conservation, fashion and public space — tackling environmental issues by redesigning how systems work at the local level…
https://ucla.in/4mdvvEH
about 2 months ago
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⚡️🌎 Meet the first five candidates for the 2025 Pritzker Emerging Environmental Genius Award. They’re working in places where infrastructure is unstable and communities are underserved — across forests, clinics, code camps, and river basins.
#UCLA
#PritzkerAward
ucla.in/4lVBdej
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Meet the 2025 Pritzker Environmental Genius Award candidates #1–5 — Institute of the Environment and Sustainability at UCLA
These five early-career leaders are creating climate solutions in areas and communities often left out of conventional planning…
https://ucla.in/4lVBdej
about 2 months ago
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13 nominees. 5 continents. 1 blueprint 🌎 Announcing the 2025 Pritzker Emerging Environmental Genius Award nominees—rising leaders using science, tech, and design to tackle climate challenges. One will receive $100,000 to scale their impact.
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Announcing the 2025 Pritzker Emerging Environmental Genius Award nominees — Institute of the Environment and Sustainability at UCLA
Thirteen nominees. Five continents. One common denominator: a new blueprint for environmental leadership.
https://www.ioes.ucla.edu/article/announcing-the-2025-pritzker-emerging-environmental-genius-award-nominees/
2 months ago
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reposted by
UCLA Environment
Eos
2 months ago
What can whaling records from the 1930s tell us about sea ice extents a century later? A lot, it turns out. New research by Marcello Vichi (Univ. of Cape Town) & coauthors; input from Marilyn Raphael
@ioes.ucla.edu
+ Ryan Fogt (Ohio Univ.). Story by
@shapersyris.bsky.social
.
eos.org/articles/wha...
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Whaling Records Can Help Improve Estimates of Sea Ice Extent - Eos
The locations of humpback whale catches in the early 20th century indicate that most climate models overestimate the historic extent of sea ice in the Southern Ocean.
https://eos.org/articles/whaling-records-can-help-improve-estimates-of-sea-ice-extent
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Featured in L.A. Times: Edith de Guzman, PhD ’23, brings shade inequity—and climate justice—to the spotlight at Descanso Gardens 🎨 ✨ Her exhibition explores who gets cooling shade in a warming L.A.
ucla.in/4lvhWQH
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Featured in L.A. Times—Edith de Guzman, PhD ’23, reimagines L.A. climate inequities through art at Descanso Gardens — Institute of the Environment and Sustainability at UCLA
Featured in this week’s Los Angeles Times Climate and Environment coverage, Edith de Guzman, PhD ‘23, brings climate and heat inequities to the spotlight. This summer at Descano Gardens…
https://ucla.in/4lvhWQH
2 months ago
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It’s important that “people get information through channels they trust and see,” UCLA water researcher Greg Pierce tells the Washington Post. He calls for better flood warning systems as U.S. flood deaths rise. “We should invest in that, and we’re not right now.”
@gregspierce.bsky.social
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Flood deaths are rising in the U.S., fueled by heavier rainfall
In the wake of last week’s Texas floods that killed more than 100 people, a Post analysis found the number of U.S. freshwater flood fatalities has ticked up in recent years.
https://www.washingtonpost.com/climate-environment/2025/07/08/freshwater-flood-deaths-increasing-rainfall/
3 months ago
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🌎 When research leads, readers follow. IoES Magazine is now ranked the #2 Sustainability Blog in California by Feedspot — selected from thousands of sites for its trusted coverage of science, policy, culture and climate. Let’s keep the conversation going.
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UCLA IoES Magazine Ranked #2 in California for Sustainability Coverage — Institute of the Environment and Sustainability at UCLA
UCLA’s Institute of the Environment and Sustainability (IoES) Magazine has been ranked #2 on Feedspot’s list of the Top 30 California Sustainability Blogs. The list recognizes the most influential…
https://www.ioes.ucla.edu/ucla-ioes-magazine-2-in-top-30-california-sustainability-blogs/
3 months ago
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After multiple Waymo vehicles were set on fire during protests, the company pulled service across L.A. and much of S.F. UCLA professor Rajit Gadh told
@sfstandard.com
if torchings continue, companies may add sensors and cooling systems to protect their vehicles.
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Here is where Waymo has suspended service in San Francisco
The robotaxi company has instituted a no-go zone amid of large-scale protests against ICE.
https://sfstandard.com/2025/06/13/waymo-service-disruptions-map-san-francisco/
3 months ago
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As cities race to adapt to climate change, they're demanding hyperlocal forecasts. But UCLA climate sciensist Alex Hall tells
@Science.org
the science behind these projections is far from settled: “It really is a mess right now.”
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Local predictions of climate change are hazy. But cities need answers fast
Scientists are figuring out where “downscaled” climate models struggle—and how they can be improved
https://www.science.org/content/article/local-predictions-climate-change-are-hazy-cities-need-answers-fast
4 months ago
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Watts residents led officials on a "toxic tour" to expose decades of pollution. UCLA loES PhD candidate Danielle Hoague, a researcher with the
#BetterWattsInitiative
, tells ABC7: "What's at stake is people's health,” with illegal dumping and contamination still impacting communities.
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Watts community leaders outline longstanding environmental health concerns during 'toxic tour'
Watts community leaders highlighted longstanding environmental health concerns during what one activist called a "toxic tour."
https://abc7.com/post/watts-community-leaders-outline-longstanding-environmental-health-concerns-during-toxic-tour/16570811/
4 months ago
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What are the long-term health effects of the LA Wildfires? UCLA researchers are working to find out—with help from the public. All LA residents are encouraged to join the
#UCLAWildfireRegistry
, a database of participants that will support research on physical and mental health impacts.
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Researchers need public's help understanding long-term health impacts of LA wildfires
https://www.uclahealth.org/news/article/what-are-long-term-health-impacts-la-wildfires
4 months ago
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The carbon offset market could grow to $1 trillion — or collapse under its own weight. New research from leading scientists at UCLA, the Clean Air Task Force and Boston University shows why forest carbon credits need stronger standards to deliver real climate benefits.
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New assessment calls for stronger standards in forest carbon credit market
Scientists find that most forest carbon credit protocols fall short of ensuring real climate benefits, raising concerns about the reliability of a fast-growing tool in global emissions reduction…
https://www.ioes.ucla.edu/article/new-assessment-calls-for-stronger-standards-in-forest-carbon-credit-market/
4 months ago
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👏 Marilyn Raphael, professor of geography and former IoES director, has been elected to the National Academy of Sciences—one of the highest honors a scientist can receive. She and 3 other UCLA faculty join a community of elite scholars and Nobel laureates.
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Marilyn Raphael elected to National Academy of Sciences
One of the highest honors a scientist can receive, Raphael and three other UCLA faculty join an elite group of Nobel laureates and internationally recognized scholars…
https://www.ioes.ucla.edu/article/marilyn-raphael-elected-to-national-academy-of-sciences/
5 months ago
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What can cities learn from LA’s approach to clean energy and equity? A new UCLA study breaks down the data, decisions and trade-offs behind LA’s plan to reach 100% renewable energy by 2035–without leaving vulnerable communities behind. 🔋 More here:
www.ioes.ucla.edu/article/what...
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What cities can learn from Los Angeles’s effort to build a fairer energy system
A closer look at the decisions, data and trade-offs behind LA’s plan to reach 100% renewable energy by 2035 — without leaving vulnerable communities behind.
https://www.ioes.ucla.edu/article/what-cities-can-learn-from-los-angeless-effort-to-build-a-fairer-energy-system/
5 months ago
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reposted by
UCLA Environment
Greg Pierce
5 months ago
Our short
@natureportfolio.nature.com
Nature Energy piece led by
@ioes.ucla.edu
's Rachel Sheinberg is out reflecting on lessons learned from the first few years of the Los Angeles Department of Water and Power's unique 100 Equity Strategies effort.
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Campus in bloom 🌼🩵🌿 If you need a nature walk between classes, Sage Hill has you covered. 📸 Andrew Kleinhesselink, Sage Hill director
5 months ago
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🧬 Have dire wolves truly been resurrected? “Probably not,” says UCLA’s Brad Shaffer. “Does it have some of their features? Yeah. And my guess is that’s as much as they hoped to accomplish.” He tells
@Gizmodo.com
it’s still ‘big accomplishment’ for conservation biology.
gizmodo.com/has-the-dire...
5 months ago
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reposted by
UCLA Environment
Dr. Xochitl Clare | #DancingBiologist
6 months ago
💙🐻 Fun fact: my parents met at UCLA!—now I get to give a seminar there! Speaking @
#UCLA
next week for the RUA Research Exchange! 🗓️ Apr 16 🕐 12pm PST 🔗 Zoom Link:
lnkd.in/gb9cKae2
👉🏽 Second photo is of little me!—this moment’s a long time coming 💫
#RUA
#BruinBaby
@uclaioes.bsky.social
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Kelp forests have flourished for more than 30 million years. But marine heatwaves—expected to become up to 16 times more frequent by 2100—could drive mass die-offs, a new UCLA study finds. Only 3% of the world’s kelp forests are highly protected.
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Kelp forests could suffer massive losses by 2100 as ocean heatwaves intensify
Marine heatwaves could become 16 times more frequent, with kelp forests in the Northern Hemisphere facing the most extreme losses…
https://ucla.in/4joN1nJ
6 months ago
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UCLA ecologist
@travislongcore.bsky.social
spoke with California Builder & Engineer about light pollution at the Wallis Annenberg Wildlife Crossing. His team observed a barn owl using a “dark spot” over the crossing — early evidence that the design will support habitat connectivity.
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Caltrans to Restore Habitat Connectivity Across One of the Busiest Freeways in the World
Last year on a spring evening in Los Angeles, California, an American barn owl flew across U.S. Highway 101. Observing biologists cheered with joy.
https://acppubs.com/CBE/article/090DD0D3-caltrans-to-restore-habitat-connectivity-across-one-of-the-busiest-freeways-in-the-world
6 months ago
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Recycling just 40% of wastewater could transform the water outlook for 40M+ people across the Colorado River, says a new UCLA and
@nrdc.org
report. Some states are already doing it. “This is an entirely feasible solution”
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As the Colorado River shrinks, states fail to tap one of their most promising and accessible water sources
New UCLA–NRDC report reveals basin-wide gaps in wastewater reuse despite worsening water shortages…
https://ucla.in/42aNnaw
6 months ago
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reposted by
UCLA Environment
Sammy Roth
6 months ago
Longer term, California and the West face serious water challenges due to climate change and overuse. Wastewater recycling could help, but states along the Colorado River aren't doing nearly enough of it, per a new report from UCLA:
www.latimes.com/environment/...
via
@ianjames.bsky.social
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More water recycling could help fix Colorado River shortfall. California has a ways to go, report says
UCLA researchers say California and other states aren't recycling enough water. They recommend reusing much more to ease water shortages along the Colorado River.
https://www.latimes.com/environment/story/2025-04-02/colorado-river-ucla-water-recycling
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reposted by
UCLA Environment
Alison Hewitt
6 months ago
UCLA report shows that if all 7 of the drought-plagued Colorado River Basin states recycled water as well as Arizona (or even 2/3rds as well as Nevada), they could save up to 30% of the shrinking river’s shortfall.
newsroom.ucla.edu/releases/as-...
Research by
@uclaioes.bsky.social
@nrdc.org
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As Colorado River shrinks, states fail to tap an accessible water source
A new UCLA-NRDC report reveals basin-wide gaps in wastewater reuse despite worsening water shortages.
https://newsroom.ucla.edu/releases/as-the-colorado-river-shrinks-states-fail-to-tap-accessible-water-source
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reposted by
UCLA Environment
Ian James
6 months ago
In a new report, UCLA researchers say California and other states should recycle more wastewater to help address the Colorado River’s chronic shortages. "Modest gains in water reuse could make an enormous difference."
www.latimes.com/environment/...
@uclaioes.bsky.social
#CAwater
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More water recycling could help fix Colorado River shortfall. California has a ways to go, report says
UCLA researchers say California and other states aren't recycling enough water. They recommend reusing much more to ease water shortages along the Colorado River.
https://www.latimes.com/environment/story/2025-04-02/colorado-river-ucla-water-recycling
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1 in 8 Californians now live in “high” or “very high” wildfire hazard zones—up 168% from 2011, per CalFire. UCLA climate scientist Daniel Swain says “weather whiplash” is a hidden factor; “It’s certainly relevant to what happened to LA this past winter.”
@gristnews.bsky.social
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1 in 8 Californians live in the most dangerous wildfire zones
California's updated hazard maps reveal that 5.1 million people reside in the state's most hazardous areas.
https://grist.org/wildfires/california-most-dangerous-wildfire-zones-hazard/
6 months ago
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reposted by
UCLA Environment
Chris McDermott
6 months ago
“Our goal is not to alarm anybody. Scientists don’t know if microplastics are unsafe to us or not. There are no human trials."
@uclaioes.bsky.social
www.ecowatch.com/chewing-gum-...
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Chewing Gum Could Release Microplastics Into Saliva, Study Finds - EcoWatch
UCLA researchers have found that chewing gum could release thousands of microplastic particles into saliva.
https://www.ecowatch.com/chewing-gum-microplastics-saliva.html
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You might be chewing thousands of microplastics each time you pop a piece of gum, a new
#UCLA
study finds. “Our goal is not to alarm anybody,” said IoES professor Sanjay Mohanty. “We know we are exposed to plastics in everyday life, and that’s what we wanted to examine.”
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When chewing gum, you may also be chewing lots of microplastics
Generations of Americans have grown up using chewing gum, but a new pilot study claims that both synthetic and natural gum can release hundreds to thousand
https://www.consumeraffairs.com/news/when-chewing-gum-you-may-also-be-chewing-lots-of-microplastics-032125.html
6 months ago
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You’ll find a pot of gold and Bruins at the end of every rainbow 🌈 🐻 ☘️✨ Throwback to UCLA IoES students sham-rocking a field trip at Mono Lake in 2016.
6 months ago
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reposted by
UCLA Environment
Wise Ancestors (NGO)
7 months ago
We're excited to share how we can safeguard Earth's
#genetic
heritage, vital for
#biodiversity
, ecosystem function, &
#publichealth
, at Funding the Commons
#SF
this weekend! Brad Shaffer of
@uclaioes.bsky.social
&
#CA
#Conservation
#Genomics
Project will be on our panel.
www.fundingthecommons.io
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Can science survive politics? Not without a fight, according to Kim Stanley Robinson. At UCLA last Thursday, Robinson discussed the war on science, fallout of defunding research, and why surrendering to cynicism is the greatest risk of all. His full seminar is out now.
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The war on science is here. Kim Stanley Robinson says it’s just the beginning
Widely regarded as the greatest living sci-fi writer, he’s spent decades crafting visions of the future. Now, he warns that a real dystopia is unfolding.
https://www.ioes.ucla.edu/article/the-war-on-science-is-here-kim-stanley-robinson-says-its-just-the-beginning/
7 months ago
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1 in 5 butterflies in the U.S. have disappeared in 20 years, according to a new study co-authored by UCLA’s
@TravisLongcore.bsky.social
. Published today in
@Science.org
, the study is the most comprehensive butterfly population assessment ever conducted.
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Butterfly populations are plummeting across the United States
Even common species have become much less abundant in just 20 years, a large analysis reveals
https://www.science.org/content/article/butterfly-populations-are-plummeting-across-united-states
7 months ago
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reposted by
UCLA Environment
Australian Antarctic Program Partnership
7 months ago
2️⃣ Now a team of US and Australian scientists from
@uclaioes.bsky.social
,
@utas.edu.au
and Ohio Uni has used a novel statistical model to reconstruct the record of Antarctic sea-ice extent all the way back to 1899.
aappartnership.org.au/structural-c...
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‘Structural change’: no new steady state for Antarctica’s sea-ice system - AAPP
The first monthly reconstruction of Antarctic sea-ice extent by sector and in total for the entire 20th century
https://aappartnership.org.au/structural-change-no-new-steady-state-for-antarcticas-sea-ice-system/
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More than 800 meteorologists and staff at the National Oceanic & Atmospheric Administration
#NOAA
were abruptly fired Thursday—a move UCLA climate scientist Daniel Swain calls “reckless” and a threat to American lives.
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Mass firings across National Weather Service, NOAA ignite fury among scientists worldwide
Scientists worry there will be immediate harm from the Trump administration's latest federal workforce cuts, which hit NOAA and the National Weather Service.
https://www.latimes.com/california/story/2025-02-27/mass-firings-noaa-national-weather-service-ignite-fury
7 months ago
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reposted by
UCLA Environment
Alison Hewitt
7 months ago
"The private sector, as it presently exists, simply cannot quickly spin up to fill any void left by substantial dismantling of NOAA and/or the NWS,” says UCLA and UC ANR climate scientist Daniel Swain in this LA Times story.
add a skeleton here at some point
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Kim Stanley Robinson—author of The Ministry for the Future and one of the greatest science fiction writers of our time—will join
#UCLAIoES
on Thursday, March 6 at the Luskin Conference Center. RSVP now to secure your spot!
docs.google.com/forms/u/0/d/...
7 months ago
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A 1990s class on global warming reshaped Alex Hall’s career. Now, as director of UCLA IoES, he’s rethinking how universities—and societies—approach climate science, using LA’s wildfires as a case study in the need for systemic change.
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A New Vision for Climate Science and Society
Alex Hall, new director of the Institute of the Environment and Sustainability, explains how the response to LA’s recent fires are part of a larger push to change our world.
https://www.ioes.ucla.edu/article/a-new-vision-for-climate-science-and-society/
7 months ago
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reposted by
UCLA Environment
UCLA Emmett Institute
8 months ago
📌SAVE THE DATE for “Charging Ahead,” our Wed. April 9th symposium on cutting vehicle pollution during the second Trump administration. Cleaner, smaller cars. Transformed fleets. Ditching cars.
@luskininnovation.bsky.social
@uclaioes.bsky.social
@uclasustainablela.bsky.social
@law.ucla.edu
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UCLA IoES Professor Travis Longcore joined
#ABC7
News to discuss how North America has lost three billion birds since 1970, and what’s driving the crisis. “We know how to fix it if we have the will to do it.” Full segment:
ucla.in/4hDIqxp
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8 months ago
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