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The xAI data center, Colossus II, in Memphis, Tennessee, just north of Southaven, Mississippi. (Brad Zweerink / Earthjustice)
case April 14, 2026

Illegal Pollution from Data Center Power Plants Shouldn’t Harm Our Communities. We’re Suing xAI.

The lawsuit explains that xAI is illegally operating 27 gas turbines without an air permit in Southaven, Mississippi, effectively building a power plant for its Colossus 2 data center, which powers the company’s chatbot, Grok.

Gas-powered turbines, with more being built, operate in Southaven, Mississippi, to power a large xAI data center just to the north in Memphis, Tennessee. The huge gas turbines occupy a sprawling 114 acres — the equivalent of nearly 87 football fields. (Brad Zweerink / Earthjustice)
Press Release April 14, 2026

NAACP Sues xAI for Illegal Pollution from Data Center Power Plant

Elon Musk’s company is accused of violating the Clean Air Act to power its Colossus 2 data center

video April 14, 2026

We’re suing xAI for an illegal power plant fueling its Colossus II data center.

Laura Thoms, Director of Enforcement at Earthjustice, explains our lawsuit. There are no exceptions that would allow this major source of pollution to evade the law.

Cars and trucks move along the Cross Bronx Expressway, a notorious stretch of highway in New York City that is often choked with traffic and contributes to pollution and poor air quality. (Spencer Platt / Getty Images)
Press Release April 8, 2026

Environmental Groups Sue EPA For Illegal Repeal of Climate Protections

Environmental groups and Alaskan tribes challenge the Trump EPA’s unlawful repeal of the endangerment finding and elimination of vehicle emissions standards

The TransAlta coal plant in Centralia, WA, is the largest source of mercury and global warming pollutants in the state.
(Earthjustice Photo)
Press Release April 14, 2026

Public Interest Groups Challenge Trump Administration’s Renewal of an Order to Keep Washington’s Last Coal Plant Operating

The Department of Energy is claiming false emergencies to keep open dirty, inefficient coal plants across the country including a coal plant slated for shutdown in Centralia, Washington

A controlled burn of oil from the BP Deepwater Horizon oil spill sends towers of fire hundreds of feet into the air over the Gulf of Mexico on June 9, 2010. (PO1 John Masson / U.S. Coast Guard)
Update April 20, 2026

We’re Suing Over BP’s New Gulf Drilling Project, 16 Years After the Company’s Deepwater Horizon Disaster

The government greenlit BP’s proposal for a new ultra-deepwater drilling project in the Gulf, despite significant red flags.

document April 20, 2026

Complaint: Lawsuit Targets Trump Administration Approval of BP’s New Ultra-Deepwater Drilling Project in the Gulf

BP’s “Kaskida” proposal fell dramatically short of legal and regulatory requirements

<strong>Drill leases are moving to deeper, riskier waters in the Gulf of Mexico.</strong> Data sources: Bureau of Ocean Energy Management, <a href="https://www.data.boem.gov/Leasing/OffshoreStatsbyWD/Default.aspx" class="a_color--black">Offshore Statistics by Water Depth</a>, 2/27/2026. <a href="https://www.sciencedirect.com/science/article/abs/pii/S030142151201141X" class="a_color--black">Impact of water depth on safety</a>, Muehlenbachs et. al., Energy Policy, Vol. 55, 2013. (Casey Chin / Earthjustice)
feature April 20, 2026

Why BP’s Kaskida Project Is a Recipe for (Yet Another) Disaster

The offshore oil drilling project would push into riskier, deeper waters than the infamous Deepwater Horizon rig.

Dark clouds of smoke and fire emerge as oil burns during a controlled fire in the Gulf of Mexico in the aftermath of the Deepwater Horizon oil spill disaster. (Mass Communication Specialist 2nd Class Justin Stumberg / U.S. Navy)
Press Release April 20, 2026

Lawsuit Targets Trump Administration Approval of BP’s New Ultra-Deepwater Drilling Project in the Gulf of Mexico, 16 Years After Deepwater Horizon

BP’s “Kaskida” proposal fell dramatically short of legal and regulatory requirements

A heron takes flight over wetlands in the Everglades in Florida. (Brian Lasenby / Shutterstock)
Update April 7, 2026

We’re Fighting to Protect the Everglades from Florida’s Illegal Detention Center

Florida and the Trump administration have been ramming through the construction of an immigration detention facility within the Florida Everglades, the largest mangrove ecosystem in the Western Hemisphere.

(Matt Roth para Earthjustice)
Press Release February 18, 2026

Earthjustice y sus Socios Demandan a la EPA por Derogación Ilegal de Protecciones Climáticas

Grupos ambientalistas y de la salud disputan la derogación sin base en la ciencia, dañina e ilegal del dictamen de peligro y la eliminación de los estándares para vehículos limpios por parte de la EPA de Trump

Boundary Waters Canoe Area in Northern Minnesota. (Brad Zweerink / Earthjustice)
Press Release April 16, 2026

Senate Votes to Strip Minnesota’s Boundary Waters of Protection from Mining Pollution

Earthjustice weighs legal options to stop Chilean-owned Twin Metals mine

Attendees and speakers condemn the Trump administration’s repeal of the Endangerment Finding at a press conference outside the U.S. Environmental Protection Agency's building in Washington, D.C., on Feb. 11, 2026. (Matt Roth for Earthjustice)
Press Release February 18, 2026

Earthjustice and Partners Sue EPA For Illegal Repeal of Climate Protections

Health, environmental groups challenge the Trump EPA’s harmful, unscientific, and illegal repeal of the endangerment finding and elimination of clean vehicle standards.

Deadly fine particulate matter pollution, also known as soot, comes from tailpipes, smokestacks and industrial power plants. Breathing soot can cause premature death, heart disease, and lung damage. (Chris Jordan-Bloch / Earthjustice)
Press Release April 14, 2026

Coalition Sues Trump EPA for Failure to Implement Life-Saving National Soot Standard

EPA fails to implement its own strengthened air quality standard and missed deadline for identifying areas with soot pollution levels higher than the new acceptable limit

Vectren’s proposed 850 MW gas plant was planned to be built on the site of its existing AB Brown coal-fired power plant located in Posey County near Evansville, Indiana. (Wikipedia / CC BY 3.0)
Press Release March 16, 2026

Groups Challenge Illegal Order Halting the Retirement of Indiana Power Plants

Forcing the polluting coal power plants to remain open is unnecessary and threatens to increase electricity bills and pollution

A gentle mist settles on Boundary Waters Canoe Area in Northern Minnesota. (Brad Zweerink / Earthjustice)
feature April 16, 2026

A mining threat returns to the nation’s most visited wilderness

Congress voted to remove protections from mining in the watershed of the treasured Boundary Waters wilderness.

The Arctic National Wildlife Refuge.
(Hillebrand / U.S. Fish and Wildlife Service)
Press Release April 20, 2026

Trump Administration Offers Vast Tracts within the Arctic National Wildlife Refuge to Big Oil Drilling

Today’s lease sale notice sets into motion this administration’s radical agenda to industrialize the Refuge to benefit oil companies – not the American people

Clockwise from top left: Laura Beth Resnick of Butterbee Farm. (Alyssa Schukar for Earthjustice) Controlled burn during BP Deepwater Horizon disaster in 2010. (Petty Officer First Class John Masson / U.S. Coast Guard) Subway train on the 7 line in Queens, New York City. (Marco Bottigelli / Getty Images) An oil-coated feather on a Florida beach in 2010, following the BP Deepwater Horizon explosion and oil spill. (Tech. Sgt. Emily F. Alley / U.S. Air Force)
feature December 11, 2025

Our Lawsuits Against the Trump Administration

We will defend the progress we have made and keep moving forward.