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Climate Science Legal Defense Fund

@csldf.org

7.4K followers 542 following 708 posts

The Climate Science Legal Defense Fund protects the scientific endeavor. Email lawyer@csldf.org if you’re a scientist in need of free legal advice.

Posts Replies Media

Climate Science Legal Defense Fund @csldf.org · 29m

@csldf.org will be at @geosociety.bsky.social Connects 2026. Join us for: - Free Legal Consultations (10/11 - 14): meet with a CSLDF attorney for a free, confidential 1:1 - "Understanding the Legal Landscape for Scientific Research and Advocacy" (10/12 @ 10:30 MDT) More info: csldf.org/events

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Climate Science Legal Defense Fund @csldf.org · 21h

Your support powers our work protecting and defending researchers under attack by an unhinged, industry-backed, anti-science administration. In the midst of all the chaos, we remain awed by the many of you who are standing with us in this fight. ❤️ csldf.org/donate

Donate - Climate Science Legal Defense Fund

15 Years of Defending Science Since 2011, CSLDF has helped scientists stand up against attempts to silence them. READ MORE…

Climate Science Legal Defense Fund @csldf.org · 28/09/2026

Scientists: If you're feeling overwhelmed, alarmed, angry... we get it. And if you're feeling alone, we are here to support you. Since 2011, @csldf.org has protected & defended scientists, & we are not going anywhere. Visit csldf.org/contact for a free, confidential chat with our attorneys.

Contact - Climate Science Legal Defense Fund

CONTACT If you’re a scientist and would like a free, confidential consultation with one of our attorneys, please reach out.…

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Climate Science Legal Defense Fund @csldf.org · 25/09/2026

An unprecedented culture of fear has taken hold of the climate science community, argues Chris Marchesano, @csldf.org. "The number of scientists who come to us and face reprisals, censorship, or have questions about their fundamental rights continues to grow." ici.radio-canada.ca/nouvelle/228...

ici.radio-canada.ca

Climat et impact humain : un enseignant américain poursuit

Un professeur américain poursuit l'Académie militaire de West Point. Il affirme avoir été congédié pour son enseignement portant sur l'impact humain du climat.

Climate Science Legal Defense Fund @csldf.org · 24/09/2026

Your support powers our work protecting and defending researchers under attack by an unhinged, industry-backed, anti-science administration. In the midst of all the chaos, we remain awed by the many of you who are standing with us in this fight. ❤️ csldf.org/donate

Donate - Climate Science Legal Defense Fund

15 Years of Defending Science Since 2011, CSLDF has helped scientists stand up against attempts to silence them. READ MORE…

Climate Science Legal Defense Fund @csldf.org · 24/09/2026

Scientific expert witness work is one important way researchers can help discredit anti-science efforts and safeguard future research. Although there are potential legal risks related to this work, they can be mitigated with the help of our Climate Litigation Toolkit: www.csldf.org/resources/cl...

Climate Litigation Toolkit - Climate Science Legal Defense Fund

Our Climate Litigation Toolkit explain the best practices for safely and effectively engaging in scientific consulting work.

Climate Science Legal Defense Fund @csldf.org · 22/09/2026

Industry allies are now coming after scientists behind climate attribution studies, seeking to dig up info to tarnish their reputations and, “in the process, intimidate researchers into silence,” says Chris Marchesano, @csldf.org attorney. pointsourcenews.org/theyre-pulli... @pointsourcenews.org

pointsourcenews.org

“They’re pulling out all the stops”: Big Oil’s all-encompassing attacks on climate lawsuits

The fossil fuel industry and its allies are coordinating to end lawsuits that could make oil and gas companies pay for climate damages.

Climate Science Legal Defense Fund @csldf.org · 21/09/2026

📢📢 If you're going to GSA Connects 2026 (October 11 - 14) and have legal questions related to your work, we will be offering free, confidential 1:1s to conference attendees! Please email lawyer@csldf.org to schedule an appointment or with any questions. @geosociety.bsky.social

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Climate Science Legal Defense Fund @csldf.org · 18/09/2026

Can't get enough @csldf.org? Want more in-depth updates on the ongoing fight to protect and defend researchers in an age of anti-science attacks and disinformation? Subscribe to our monthly newsletter to learn more about how we're helping scientists fight back. eepurl.com/dfHVgb

Climate Science Legal Defense Fund

Climate Science Legal Defense Fund Email Forms

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Climate Science Legal Defense Fund @csldf.org · 17/09/2026

Our free resource library covers topics like safeguarding online communications, navigating the First Amendment, handling legal intimidation & political harassment, & much more. If you're a researcher with questions on these or other legal topics related to your work: www.csldf.org/resources

Resources - Climate Science Legal Defense Fund

RESOURCES We publish free educational resources to help scientists understand and tackle the risks they may face as a result…

Climate Science Legal Defense Fund @csldf.org · 14/09/2026

With so much uncertainty in the air, one thing is for sure - we will ALWAYS be here to protect and defend climate scientists against abuse, harassment, and other attempts to silence their work. Help us help them: www.csldf.org/donate

Donate - Climate Science Legal Defense Fund

15 Years of Defending Science Since 2011, CSLDF has helped scientists stand up against attempts to silence them. READ MORE…

Climate Science Legal Defense Fund @csldf.org · 11/09/2026

It's been one year since the decision was made to pause a CDC infectious disease data project that provided real-time information on 127 diseases, including *ahem* MEASLES.... silencingscience.org/actions/hhs-...

silencingscience.org

HHS Indefinitely Pauses CDC Infectious Disease Data Project - Silencing Science Tracker

In September 2025, the Department of Health and Human Services indefinitely paused a Centers for Disease Control and Prevention infectious disease data project that aimed to provide real-time informat...

Climate Science Legal Defense Fund @csldf.org · 09/09/2026

Scientists: Want to get engaged in politics ahead of the 2026 midterms, but worried about personal or professional repercussions? Check out our pocket guide to safely and effectively participating in political campaigns: www.csldf.org/resource/par...

A Pocket Guide for Scientists: Participating in Political Campaigns and Elections - Climate Science Legal Defense Fund

Learn what’s allowed and what's not when donating to a candidate, volunteering for a campaign, and participating in political activities.

Climate Science Legal Defense Fund @csldf.org · 03/09/2026

For 15 years, we have stood alongside researchers facing censorship, harassment, and other attacks on their work. And for 15 years, we have been powered by our incredibly generous supporters. Join us in the fight to protect and defend science: csldf.org/donate

Donate - Climate Science Legal Defense Fund

15 Years of Defending Science Since 2011, CSLDF has helped scientists stand up against attempts to silence them. READ MORE…

Climate Science Legal Defense Fund @csldf.org · 02/09/2026

Subscribe to our newsletter for monthly updates on the second Trump administration's ongoing attempts to silence scientists, reverse decades of climate progress, and attack life-saving scientific research - and what we are doing to fight back. eepurl.com/dfHVgb

Climate Science Legal Defense Fund

Climate Science Legal Defense Fund Email Forms

Climate Science Legal Defense Fund @csldf.org · 01/09/2026

Scientists: If you're feeling overwhelmed, alarmed, angry... we get it. And if you're feeling alone, we are here to support you. Since 2011, @csldf.org has protected & defended scientists, & we are not going anywhere. Visit csldf.org/contact for a free, confidential chat with one of our attorneys.

Contact - Climate Science Legal Defense Fund

CONTACT If you’re a scientist and would like a free, confidential consultation with one of our attorneys, please reach out.…

Climate Science Legal Defense Fund @csldf.org · 31/08/2026

Did you know? Our revamped Silencing Science Tracker allows you to filter the *737* entries by type of attack. This new feature allows users to rage out over specific anti-science actions, for example budget and funding cuts to life-saving research. silencingscience.org?_act_exp=bc

silencingscience.org

Actions Archive - Silencing Science Tracker

The Silencing Science Tracker tracks government attempts to restrict or prohibit scientific research, education or discussion, or the publication or use of scientific information, since the November 2...

Climate Science Legal Defense Fund @csldf.org · 27/08/2026

We're not surprised that they did this, but we sure are surprised they admitted it: "Federal agencies admitted to using an internal search tool to find keywords related to gender, diversity, vaccine hesitancy, and Covid-19 in grants to UCLA." silencingscience.org/actions/nsf-...

silencingscience.org

NSF Suspends Nearly 300 Grants to UCLA - Silencing Science Tracker

On July 31, 2025, the National Science Foundation informed the University of California, Los Angeles that it would be indefinitely suspending nearly 300 research grants.

Climate Science Legal Defense Fund @csldf.org · 26/08/2026

ICYMI: Our August update describes a recent legal win - another example from the growing number of individuals who are fighting back against attacks on science. www.csldf.org/2026/08/21/a...

August update: A win for science - Climate Science Legal Defense Fund

Law professor and climate expert Rachel Rothschild has prevailed against a targeted legal attack meant to intimidate her into silence.

Climate Science Legal Defense Fund @csldf.org · 25/08/2026

It seems worth reminding everyone about our 2020 report, How the Abuse of Congressional Oversight Powers Harms Science, which details how members of Congress abuse their authority to attack science & scientists - & how we can resist. www.csldf.org/2020/12/14/n...

New Report: How the Abuse of Congressional Oversight Powers Harms Science - Climate Science Legal Defense Fund

A Climate Science Legal Defense Fund report on the damaging ways Congress has abused its power over science.

Climate Science Legal Defense Fund @csldf.org · 24/08/2026

We are so grateful for the outpouring of support for our 2026 Summer Match. Your generosity is what allows us to continue defending researchers from legal abuse and harassment at a time when they need us more than ever. Thank you. ❤️ (Missed the match? You can still help! csldf.org/donate)

Donate - Climate Science Legal Defense Fund

15 Years of Defending Science Since 2011, CSLDF has helped scientists stand up against attempts to silence them. READ MORE…

Climate Science Legal Defense Fund @csldf.org · 21/08/2026

🎉 August update: Celebrating a win for science, plus a heartfelt thank you to everyone who helped make our 2026 Summer Match a success! Read more: www.csldf.org/2026/08/21/a...

August update: A win for science - Climate Science Legal Defense Fund

Law professor and climate expert Rachel Rothschild has prevailed against a targeted legal attack meant to intimidate her into silence.

Climate Science Legal Defense Fund @csldf.org · 20/08/2026

As summer winds down, so does our 2026 Summer Match campaign. We are heartened and grateful for the massive support for our work defending and protecting researchers against the abuses of this administration. (Missed the match? You can still support our work! csldf.org/donate)

Donate - Climate Science Legal Defense Fund

15 Years of Defending Science Since 2011, CSLDF has helped scientists stand up against attempts to silence them. READ MORE…

Climate Science Legal Defense Fund @csldf.org · 19/08/2026

There are TWO big updates to our Silencing Science Tracker entry on the horrendous proposal to politicize federal science, both of which show that neither we the people nor the courts are going to take this without a fight: silencingscience.org/actions/omb-... @sabincenter.bsky.social

silencingscience.org

Climate Science Legal Defense Fund @csldf.org · 18/08/2026

While Freedom of Information laws are meant to promote transparency, they are too often misused to harass scientists and inhibit research in climate science, public health, and other fields. If you are a researcher facing invasive FOIA demands, @csldf.org can help: csldf.org/contact

Contact - Climate Science Legal Defense Fund

CONTACT If you’re a scientist and would like a free, confidential consultation with one of our attorneys, please reach out.…

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Climate Science Legal Defense Fund @csldf.org · 14/08/2026

Our free resource library covers topics ranging from safeguarding online communications, to navigating the First Amendment, to how to handle legal intimidation & political harassment, & more: www.csldf.org/resources

Resources - Climate Science Legal Defense Fund

RESOURCES We publish free educational resources to help scientists understand and tackle the risks they may face as a result…

Climate Science Legal Defense Fund @csldf.org · 13/08/2026

When the federal government attacks its own researchers and experts, @csldf.org is here to defend them. Help us continue our 15-year mission of providing free legal support to scientists facing harassment for their critical research: csldf.org/donate

Donate - Climate Science Legal Defense Fund

15 Years of Defending Science Since 2011, CSLDF has helped scientists stand up against attempts to silence them. READ MORE…

Climate Science Legal Defense Fund @csldf.org · 12/08/2026

Pop quiz: Which federal agency has the MOST Silencing Science Tracker entries? If you guessed the one led by an anti-vaccine, anti-science nepo baby - you got it! Sort the 700+ entries in the Tracker to see how other agencies rank: silencingscience.org?_act_agency3... @sabincenter.bsky.social

silencingscience.org

Actions Archive - Silencing Science Tracker

The Silencing Science Tracker tracks government attempts to restrict or prohibit scientific research, education or discussion, or the publication or use of scientific information, since the November 2...

Climate Science Legal Defense Fund @csldf.org · 11/08/2026

📢📢 @profrrothschild.bsky.social’s work is foundational to holding oil and gas companies accountable for their role in the climate crisis, making her a target for legal harassment by the fossil fuel industry. Congratulations to Rachel & @umich.edu for standing strong - and winning!

Climate Science Legal Defense Fund @csldf.org · 11/08/2026

Scientists: you have the right to speak up for pro-science candidates in the upcoming midterm elections, and we have resources to help you do so safely. Read about the legal risks scientists face from politically-motivated attacks, & how to defend against them: www.csldf.org/resource/poc...

A Pocket Guide for Scientists: Handling Political Harassment and Legal Intimidation - Climate Science Legal Defense Fund

We produced this guide to educate scientists about the legal risks they may face from politically-motivated attacks.

Climate Science Legal Defense Fund @csldf.org · 10/08/2026

ICYMI: In July 2025, the Foodborne Diseases Active Surveillance Network (FoodNet) program stopped tracking illnesses caused by certain pathogens, including... Cyclospora! 💥💩 Read more in the Silencing Science Tracker, which we run with @sabincenter.bsky.social: silencingscience.org/actions/food...

silencingscience.org

FoodNet–A Coalition of Federal and State Bodies Responsible for Tracking Foodborne Illness–Stops Monitoring Six Pathogens - Silencing Science Tracker

As of July 1, 2025, the Foodborne Diseases Active Surveillance Network (FoodNet) program stopped tracking infections caused by six pathogens, reducing surveillance to just two pathogens.

Climate Science Legal Defense Fund @csldf.org · 05/08/2026

📢📢 Thanks to our generous, pro-science supporters, we have increased our matching funds for our 2026 Summer Match! Donate now to protect and defend science, and your gift will be doubled up to $52,500! www.csldf.org/donate

Donate - Climate Science Legal Defense Fund

15 Years of Defending Science Since 2011, CSLDF has helped scientists stand up against attempts to silence them. READ MORE…

Climate Science Legal Defense Fund @csldf.org · 04/08/2026

We provide free resources for scientists to understand their rights, including: ‍🔬 Free legal advice & representation ⚖️ Legal aid clinics at conferences 📚 Educational workshops & resources Find out more, including how to contact us, at www.csldf.org/legal-servic...

Legal Services - Climate Science Legal Defense Fund

LEGAL SERVICES We provide a range of free legal services to help scientists understand their rights and responsibilities, including threatened…

Climate Science Legal Defense Fund @csldf.org · 03/08/2026

At @csldf.org, we continue to keep hope alive, even after 18 months of relentless and exhausting attacks on science. Part of that hope comes from our growing team - including our new Legal Fellow, Sangita Keshavan, who has hit the ground running: www.csldf.org/2026/08/03/k...

July update: Keeping hope alive - Climate Science Legal Defense Fund

We are pleased to announce that we have added a new Legal Fellow to help with the ever-increasing workload. Sangita…

Climate Science Legal Defense Fund @csldf.org · 30/07/2026

Our 2026 Summer Match continues, as does the need for our free legal services for scientists. Help us stand with researchers caught up in grant cancellations, illegal firings, censorship, and other anti-science attacks: csldf.org/donate

Donate - Climate Science Legal Defense Fund

15 Years of Defending Science Since 2011, CSLDF has helped scientists stand up against attempts to silence them. READ MORE…

Climate Science Legal Defense Fund @csldf.org · 29/07/2026

With science under attack in research areas such as... well, ALL of them... advocacy is more important than ever. Check out our library of free legal resources, including a pocket guide on how to engage safely & effectively in political advocacy: www.csldf.org/political-ac...

Political Action Toolkit - Climate Science Legal Defense Fund

Our free legal resources explain the best practices for safely and effectively engaging in political advocacy.

Climate Science Legal Defense Fund @csldf.org · 28/07/2026

THIS week, July 27 - 30, we are at the 2026 @ecologicalsociety.bsky.social Annual Meeting providing free, confidential legal consultations to conference attendees. Schedule a 1:1 with a @csldf.org attorney to have your questions answered (Zoom option available): www.csldf.org/event/esa-20...

ESA 2026: Free Legal Consultations - Climate Science Legal Defense Fund

Scientists attending ESA2026 can meet with CSLDF attorneys for free, confidential, 30-minute one-on-one legal consultations.

Climate Science Legal Defense Fund @csldf.org · 27/07/2026

And if you're at @ecologicalsociety.bsky.social 2026 and in need of free, confidential legal advice or help, please schedule a 1:1 with a @csldf.org attorney: www.csldf.org/event/esa-20...

ESA 2026: Free Legal Consultations - Climate Science Legal Defense Fund

Scientists attending ESA2026 can meet with CSLDF attorneys for free, confidential, 30-minute one-on-one legal consultations.

Climate Science Legal Defense Fund @csldf.org · 27/07/2026

Join us at 4:45pm MT TODAY at ESA 2026 for Understanding the Current Legal Landscape for Scientific Research and Scientific Advocacy. @CSLDF.org will discuss the Trump administration's war on science - and the many legal challenges working their way through the courts. www.csldf.org/event/esa-20...

ESA 2026: Understanding the Current Legal Landscape for Scientific Research and Scientific Advocacy - Climate Science Legal Defense Fund

Many legal challenges to the Trump administration's many attacks on science are still navigating through the federal and state court systems.

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Reposted by Climate Science Legal Defense Fund

Timmons Roberts @timmonsroberts.bsky.social · 26/07/2026

“Ultimately, the administration’s efforts to censor scientific consensus will not only fail, but be viewed as a shameful chapter in this nation’s history.” Amen Chris Marchesano @csldf.org www.eenews.net/articles/tru...

Trump threatens National Academies with debarment. Here's what it is.

The president invoked an obscure process to review the institution's federal grants over what he says is "climate fraud."

Climate Science Legal Defense Fund @csldf.org · 24/07/2026

Measles. Cyclosporiasis. Heat waves. Wildfires. Attacking researchers does not magically disappear the issues being studied. If you are a scientist being targeted for your work, please reach out for a free, confidential legal 1:1. We need you and your research now more than ever. csldf.org/contact

Contact - Climate Science Legal Defense Fund

CONTACT If you’re a scientist and would like a free, confidential consultation with one of our attorneys, please reach out.…

Climate Science Legal Defense Fund @csldf.org · 23/07/2026

For those who - understandably - doubt that pushing back on this administration can force it to change course, this story is for you: silencingscience.org/actions/trum...

silencingscience.org

Trump Administration to Dismantle Ocean Observatories Initiative - Silencing Science Tracker

On May 21, 2026, the National Science Foundation announced plans to dismantle the Ocean Observatories Initiative, a deep-sea monitoring system comprised of more than 900 instruments that has…

Climate Science Legal Defense Fund @csldf.org · 23/07/2026

For those who - understandably - doubt that pushing back on this administration can force it to change course, this story is for you: silencingscience.org/actions/trum...

silencingscience.org

Trump Administration to Dismantle Ocean Observatories Initiative - Silencing Science Tracker

On May 21, 2026, the National Science Foundation announced plans to dismantle the Ocean Observatories Initiative, a deep-sea monitoring system comprised of more than 900 instruments that has…

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Climate Science Legal Defense Fund @csldf.org · 22/07/2026

730+ documented attacks on science, hundreds of individuals provided with free legal advice and support, thousands more educated about their rights... for 15 years, @csldf.org has stood firm in the fight to protect and defend science. Stand with us: csldf.org/donate

Donate - Climate Science Legal Defense Fund

15 Years of Defending Science Since 2011, CSLDF has helped scientists stand up against attempts to silence them. READ MORE…

Climate Science Legal Defense Fund @csldf.org · 21/07/2026

Next week, July 27 - 30, we will be at the 2026 @ecologicalsociety.bsky.social Annual Meeting providing free, confidential legal consultations to conference attendees. Schedule a 1:1 with a @csldf.org attorney to have your questions answered (Zoom option available): www.csldf.org/event/esa-20...

ESA 2026: Free Legal Consultations - Climate Science Legal Defense Fund

Scientists attending ESA2026 can meet with CSLDF attorneys for free, confidential, 30-minute one-on-one legal consultations.

Climate Science Legal Defense Fund @csldf.org · 20/07/2026

We submitted one of the *496,769* comments on OMB’s proposal to inject politics into grant funding. @csldf.org opposes the change, which would undermine the ability of climate scientists to do their work free of political interference. www.csldf.org/2026/07/14/c...

CSLDF Opposes Trump Administration’s Attempts to Politicize Federal Grants - Climate Science Legal Defense Fund

The proposed changes infringe on First Amendment rights by engaging in viewpoint discrimination and violating academic freedom.

Climate Science Legal Defense Fund @csldf.org · 17/07/2026

Since 2011, @csldf.org has defended scientists against ideologically and politically motivated attacks. If you are a researcher in need of free legal advice, please reach out to us: csldf.org/contact

Contact - Climate Science Legal Defense Fund

CONTACT If you’re a scientist and would like a free, confidential consultation with one of our attorneys, please reach out.…

Climate Science Legal Defense Fund @csldf.org · 16/07/2026

For 15 years, we have stood alongside researchers facing censorship, harassment, and other attacks on their work. And for 15 years, we have been powered by our incredibly generous supporters. Give during our summer match, and your support will go twice as far: csldf.org/donate

Donate - Climate Science Legal Defense Fund

15 Years of Defending Science Since 2011, CSLDF has helped scientists stand up against attempts to silence them. READ MORE…

Climate Science Legal Defense Fund @csldf.org · 15/07/2026

ICYMI: When the First Amendment is under attack, what do we do? Well, in the case of our courageous client - stand up, fight back. www.csldf.org/press/warn-b...

Water Expert Sues EPA After She Was Fired for Signing Petition - Climate Science Legal Defense Fund

FOR IMMEDIATE RELEASE Monday, June 22, 2026 Contact: Lauren Kurtz (lkurtz@csldf.org / 646-801-0853) and/or Michael J. Steinberg (mjsteinb@umich.edu / 734-615-2407)…

Climate Science Legal Defense Fund @csldf.org · 14/07/2026

Climate & other scientists have long been attacked by bad actors with anti-science ideologies. Now they're confronting an onslaught of politically-motivated attacks by the current administration. Scientists - learn how to protect yourself with our pocket guide: www.csldf.org/resource/poc...

A Pocket Guide for Scientists: Handling Political Harassment and Legal Intimidation - Climate Science Legal Defense Fund

We produced this guide to educate scientists about the legal risks they may face from politically-motivated attacks.