Joe Árvai
@joearvai.org
Director of USC Wrigley and professor of psychology, biology, and environmental studies. I do research on how people think, decide, and behave in a changing world. Enjoy a cup of Joe at: https://www.joearvai.org/cup-of-joe. Instagram: @JoeArvai. 🇨🇦🇭🇺🇺🇸
Reposted by Joe Árvai
PVC, the third most mass-produced plastic in the world, is tough to recycle. But Tyeshia Sapp, 2025 #USCWrigley Graduate Fellow, is making it easier. Learn about how she's finding ways to make useful products from waste PVC: dornsife.usc.edu/wrigley/2025...
Life with plastic? It’s not that fantastic. - Wrigley Institute for Environment and Sustainability
Creating a more sustainable and environmentally just future for our planet and all who live on it
dornsife.usc.edu
November 20, 2025 at 10:26 PM
PVC, the third most mass-produced plastic in the world, is tough to recycle. But Tyeshia Sapp, 2025 #USCWrigley Graduate Fellow, is making it easier. Learn about how she's finding ways to make useful products from waste PVC: dornsife.usc.edu/wrigley/2025...
@uscwrigley.usc.edu and I are hosting the great Oliver Jeffers at the LA Central Library this Thursday at 5:00pm. Please come and be my guest. Tickets available here and use the code DELTAVIP2025 to get them for free:
Delta Murphy Lecture 2025: An Evening with Oliver Jeffers
Join us for the 2025 Delta Murphy Lecture, presented by the USC Wrigley Institute for Environment and Sustainability!
www.eventbrite.com
October 15, 2025 at 3:16 AM
@uscwrigley.usc.edu and I are hosting the great Oliver Jeffers at the LA Central Library this Thursday at 5:00pm. Please come and be my guest. Tickets available here and use the code DELTAVIP2025 to get them for free:
Maybe for their next trick, #NYT will account for the human and environmental health externalities of petrol (and even hybrid) powered autos. I drive an #EV for a lot of reasons. Cost of charging isn’t one of them.
How Much It Costs to Drive an E.V. and a Gas Car in Every State
www.nytimes.com
October 8, 2025 at 1:31 PM
This isn’t only at happening at Harvard.
Harvard Students Skip Class and Still Get High Grades, Faculty Say
www.nytimes.com
October 7, 2025 at 4:51 AM
This isn’t only at happening at Harvard.
Reposted by Joe Árvai
Three Mile Island wasn’t the worst nuclear disaster in American history.
Read about what was and the research @joearvai.org, @aitormarcos.bsky.social, and I are doing to understand risky decision-making in this ✨unusual✨context.
dornsife.usc.edu/wrigley/2025...
Read about what was and the research @joearvai.org, @aitormarcos.bsky.social, and I are doing to understand risky decision-making in this ✨unusual✨context.
dornsife.usc.edu/wrigley/2025...
Familiar harms, familiar terms - Wrigley Institute for Environment and Sustainability
Creating a more sustainable and environmentally just future for our planet and all who live on it
dornsife.usc.edu
September 30, 2025 at 9:42 PM
Three Mile Island wasn’t the worst nuclear disaster in American history.
Read about what was and the research @joearvai.org, @aitormarcos.bsky.social, and I are doing to understand risky decision-making in this ✨unusual✨context.
dornsife.usc.edu/wrigley/2025...
Read about what was and the research @joearvai.org, @aitormarcos.bsky.social, and I are doing to understand risky decision-making in this ✨unusual✨context.
dornsife.usc.edu/wrigley/2025...
🚨🚨🚨Attention @dornsife.usc.edu and @USC.edu students! Enrollment is open for the @uscwrigley.usc.edu Summer Residential College on the #Environment. Develop hands-on skills, expand your knowledge, and soak up the beauty of our campus in a MPA on Catalina Island. Classes fill up fast. Don’t wait!
September 16, 2025 at 5:23 PM
🚨🚨🚨Attention @dornsife.usc.edu and @USC.edu students! Enrollment is open for the @uscwrigley.usc.edu Summer Residential College on the #Environment. Develop hands-on skills, expand your knowledge, and soak up the beauty of our campus in a MPA on Catalina Island. Classes fill up fast. Don’t wait!
The group that authored a controversial report sowing doubt in the severity of #climatechange has been disbanded. I’ve said and written many times before, what to do in response to climate change is very much an open question. But whether climate change is real and consequential is not.
Trump administration dissolves climate contrarian group that authored controversial report | CNN
The group’s end can be traced to a lawsuit alleging the group’s formation violated federal law in several ways.
www.cnn.com
September 16, 2025 at 5:15 PM
The group that authored a controversial report sowing doubt in the severity of #climatechange has been disbanded. I’ve said and written many times before, what to do in response to climate change is very much an open question. But whether climate change is real and consequential is not.
Yes, a talented artist. Also a graceful, thoughtful, and civil activist. Class act all the way. We need more like him.
September 16, 2025 at 2:12 PM
Yes, a talented artist. Also a graceful, thoughtful, and civil activist. Class act all the way. We need more like him.
🚨🚨🚨Hey @dornsife.usc.edu @usc.edu @uscwrigley.usc.edu students, I'm once again offering my class, "It's not easy being green: Decision-making for #sustainable action", in spring 2026. The class splits its time between LA and #Switzerland. There are only 16 spots so sign-up soon if you're interested.
September 11, 2025 at 10:44 PM
🚨🚨🚨Hey @dornsife.usc.edu @usc.edu @uscwrigley.usc.edu students, I'm once again offering my class, "It's not easy being green: Decision-making for #sustainable action", in spring 2026. The class splits its time between LA and #Switzerland. There are only 16 spots so sign-up soon if you're interested.
Motherfucking #windfarms. With delicious windfarm chips and artificial reefs to make SpongeBob happy. Nice. youtu.be/TRzEzU7kwyQ?...
Samuel L. Jackson Wants You to Eat Seaweed (and Back Wind Farms)
YouTube video by Creative Boom
youtu.be
July 31, 2025 at 4:39 AM
Motherfucking #windfarms. With delicious windfarm chips and artificial reefs to make SpongeBob happy. Nice. youtu.be/TRzEzU7kwyQ?...
If what the timing suggests is true, this is another cowardly move by CBS. Edward R. Murrow and Mike Wallace are rolling in their graves.
Fans React to Colbert ‘Late Show’ Cancellation With Puzzlement and Anger
www.nytimes.com
July 18, 2025 at 5:36 AM
If what the timing suggests is true, this is another cowardly move by CBS. Edward R. Murrow and Mike Wallace are rolling in their graves.
Meanwhile in Los Angeles…
31 Workers Rescued From Tunnel That Collapsed in Los Angeles
www.nytimes.com
July 10, 2025 at 5:19 AM
Meanwhile in Los Angeles…
Just learned my home in DTLA is in the curfew zone. At once bummed and proud about this. Bummed for the local shops and businesses whose employees won’t earn a full day’s pay. Proud of my city and neighborhood for standing up to bullies.
June 11, 2025 at 5:12 AM
Just learned my home in DTLA is in the curfew zone. At once bummed and proud about this. Bummed for the local shops and businesses whose employees won’t earn a full day’s pay. Proud of my city and neighborhood for standing up to bullies.
It was only a matter of time. And this is just the beginning with peak storm season approaching. My heart goes out to thise in harm’s way. www.nytimes.com/2025/05/16/w...
After Cuts, a Kentucky Weather Office Scrambles for Staffing as Severe Storms Bear Down
www.nytimes.com
May 17, 2025 at 5:17 AM
It was only a matter of time. And this is just the beginning with peak storm season approaching. My heart goes out to thise in harm’s way. www.nytimes.com/2025/05/16/w...
As a decision scientist, I teach my students about the pitfalls of cherry picking outliers and using them to make sweeping generalizations. I'll be using this editorial from Steven Davidoff Solomon from @ucberkeleylaw.bsky.social in my classes next year. www.wsj.com/opinion/you-...
Opinion | You Won’t Believe the Tax Breaks for Professors
They’re pretty sweet. Private-school tuition and lavish homes for school employees are exempt.
www.wsj.com
May 2, 2025 at 4:14 PM
As a decision scientist, I teach my students about the pitfalls of cherry picking outliers and using them to make sweeping generalizations. I'll be using this editorial from Steven Davidoff Solomon from @ucberkeleylaw.bsky.social in my classes next year. www.wsj.com/opinion/you-...
Let’s go #Oilers!!! Never say die with this lineup! Incredible comeback! Again. 🙌
a drawing of an edmonton oilers hockey player giving the thumbs up
ALT: a drawing of an edmonton oilers hockey player giving the thumbs up
media.tenor.com
April 28, 2025 at 5:11 AM
Let’s go #Oilers!!! Never say die with this lineup! Incredible comeback! Again. 🙌
A quick heads up that my Bluesky domain has changed. I can now be found at bsky.app/profile/joea....
bsky.app
April 21, 2025 at 8:30 PM
A quick heads up that my Bluesky domain has changed. I can now be found at bsky.app/profile/joea....
My terrific colleague, @alexsegrecohen.bsky.social, led a study where we looked at US counties with worst drinking water violations. We also asked about people's perceptions about risks associated with privatized #water systems. You can learn more about the research here: thehill.com/policy/energ...
Researchers identify US counties with worst drinking water violations
The U.S. counties with the most egregious water quality violations are concentrated in four states: West Virginia, Pennsylvania, North Carolina and Oklahoma, a new study has found. Standing out amo…
thehill.com
April 15, 2025 at 4:21 PM
My terrific colleague, @alexsegrecohen.bsky.social, led a study where we looked at US counties with worst drinking water violations. We also asked about people's perceptions about risks associated with privatized #water systems. You can learn more about the research here: thehill.com/policy/energ...
Some #cleanenergy enthusiasm from the @uscwrigley.usc.edu #Climate Forward conference, courtesy of @zacnews.bsky.social.
substack.com/inbox/post/1...
substack.com/inbox/post/1...
Clean Energy Enthusiasm
Former Secretary of Energy Jennifer Granholm is excited for the future
substack.com
April 7, 2025 at 4:21 AM
Some #cleanenergy enthusiasm from the @uscwrigley.usc.edu #Climate Forward conference, courtesy of @zacnews.bsky.social.
substack.com/inbox/post/1...
substack.com/inbox/post/1...
Introducing #FridayFacts from @uscwrigley.usc.edu. It’s your new favorite way to get smarter about #climate and #sustainability topics (with a side of myth-busting)! First up, let’s breaks down the direct air capture, #DAC, of #CO2: what it does and doesn’t do 🤔. youtube.com/watch?v=_NJR...
#FridayFacts: Direct Air Capture
YouTube video by Wrigley Institute for Environment & Sustainability
youtube.com
April 5, 2025 at 11:15 PM
Introducing #FridayFacts from @uscwrigley.usc.edu. It’s your new favorite way to get smarter about #climate and #sustainability topics (with a side of myth-busting)! First up, let’s breaks down the direct air capture, #DAC, of #CO2: what it does and doesn’t do 🤔. youtube.com/watch?v=_NJR...
Thank you for being our guest!
April 5, 2025 at 11:05 PM
Thank you for being our guest!
Reposted by Joe Árvai
🌏 Introducing #FridayFacts, your new favorite way to get smarter about climate and sustainability topics. First up, #USCWrigley Director Joe Árvai breaks down direct air capture (DAC).
Watch the full video: youtu.be/_NJR-_-6nOc?...
@decisionlab.bsky.social @dornsife.usc.edu
Watch the full video: youtu.be/_NJR-_-6nOc?...
@decisionlab.bsky.social @dornsife.usc.edu
#FridayFacts: Direct Air Capture
YouTube video by Wrigley Institute for Environment & Sustainability
youtu.be
April 4, 2025 at 9:49 PM
🌏 Introducing #FridayFacts, your new favorite way to get smarter about climate and sustainability topics. First up, #USCWrigley Director Joe Árvai breaks down direct air capture (DAC).
Watch the full video: youtu.be/_NJR-_-6nOc?...
@decisionlab.bsky.social @dornsife.usc.edu
Watch the full video: youtu.be/_NJR-_-6nOc?...
@decisionlab.bsky.social @dornsife.usc.edu
What a privilege it was to discuss the energy transition and a bipartisan strategy for making progress on #climatechange with someone I so admire: Jennifer Granholm. Thank you Secretary and Governor Granholm for spending a few hours with me at USC today.
April 4, 2025 at 3:06 AM
What a privilege it was to discuss the energy transition and a bipartisan strategy for making progress on #climatechange with someone I so admire: Jennifer Granholm. Thank you Secretary and Governor Granholm for spending a few hours with me at USC today.