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Peter Kalmus @ClimateHuman

Climate scientist. Arrested for defending Earth. @ClimateAd, @EarthHeroOrg. Opinions mine. #EmergencyMode

Joined July 2017
  • Tweets 21,473
  • Following 11,214
  • Followers 299,007
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Peter Kalmus
@ClimateHuman
11 Apr 2022
I'm grateful we tried. Man, oh, man, did we try.

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Peter Kalmus retweeted
Peter Kalmus
@ClimateHuman
Jun 10
I was just forced to resign from my job at NASA JPL!! Here's my latest Substack post about it... PLEASE subscribe to me over there, It's the main place I'll be communicating from climatehuman.substack.com/p/…

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Here's a segment on Democracy Now yesterday, where I talk about my forced resignation from NASA this week, how this administration has been dismantling science, and why we're still in danger from global heating. democracynow.org/2026/6/10/p…

“I Was Just Forced to Resign from NASA’s Jet Propulsion Laboratory”: Climate Scientist Peter Kalmus

We continue to follow the impact of the Trump administration’s ongoing assault on scientific research in the United States with an update from climate scientist Peter Kalmus, who says he has been...

democracynow.org
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Also, please join me on my Substack - that's where I mostly am these days. Here's my piece on the resignation. Thank you for your support! substack.com/home/post/p-201…
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Trump still thinks cold weather means climate change is a "hoax." Here's my response substack.com/@climatehuman/n…
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Here is my latest post over on Substack. This platform doesn't work for me anymore, so please follow me over there! open.substack.com/pub/climat…
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I feel physically sickened by the video of Brad Lander being handcuffed by ICE agents for asking to see their warrant. This isn’t America
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The State of the Planet, Part I (my latest post) open.substack.com/pub/climat…

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My writing is now #3 rising over at Substack! Sadly, after Musk bought twitter, my account here was algorithmically torpedoed somehow and became useless. After a nice break from social media I've finally started using Bluesky and Substack. Please join me there!
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So far I've mainly been focusing on fascism and how it connects to planetary oveheating
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My latest substack. Two main points: 1. The media needs to stop mincing words. The way journalists aren't straight up calling this fascism reminds me of the decades-long media failure on climate. 2. We can still stop dictatorship if we protest and resist. open.substack.com/pub/climat…

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My latest Substack post, a deep dive into the climate-fascism connection, and resistance in two fascist regimes… open.substack.com/pub/climat…

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Protest today!! I love the feeling of solidarity in these dark times Here is my latest post on Substack: open.substack.com/pub/climat…

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Get out and protest today! And the next day and the next. Never, ever give up. Stand up for all that is good in this world. Stand up for yourself, for other people, for the rule of law, for a better future, and for the Earth open.substack.com/pub/climat…

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Please protest tomorrow. it’s incredibly important
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Peter Kalmus retweeted
Sheldon Whitehouse
@SenWhitehouse
24 Feb 2025
This all began years ago, when a bunch of fossil fuel billionaires saw trouble ahead for their pollution and their pollute-for-free business model, so they began a covert operation to bring industry influence to bear on U.S. politics. Climate denial was born.
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Peter Kalmus retweeted
Just Stop Oil
@JustStop_Oil
22 Jan 2025
🚨 BREAKING: MET POLICE RAID JUST STOP OIL SUPPORTER'S HOME Joe was arrested this morning for allegedly thinking about taking nonviolent action at airports last year. For THINKING about taking nonviolent action. LAST YEAR. @YvetteCooperMP is this what democracy looks like?
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Community note
Literally says in the video that he’s being charged with ‘planning and attending.’ Source: (the video) x.com/juststop_oil/s…
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RT @MrMatthewTodd: This is where NASA climate scientist Peter Kalmus lived until 2 years ago when he moved his family out fearing exactly…
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Peter Kalmus retweeted
Dr Jill Belch
@JillBelch
12 Jan 2025
The two private jets owned by Jeff Bezos spent nearly 25 days in the air over a 12-month period, releasing as much carbon as an Amazon employee in the US would in 207 years. #ClimateInequality
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