MICHAEL S. REGAN

The EPA will order Norfolk Southern to comply with cleanup plans, EPA Administrator Michael S. Regan is set to announce Tuesday afternoon.

EPA administrator Michael S. Regan is returning to East Palestine this week to provide an update on the administrator's response to the toxic train derailment.

The Biden administration is defending its response to a freight train derailment in Ohio that left toxic chemicals spilled or burned off, even as local leaders and members of Congress demanded that more be done.

The Environmental Protection Agency proposed increasing the amount of ethanol and other biofuels that must be blended into the nation's fuel supplies over the next three years.

The Environmental Protection Agency has proposed increasing ethanol and other biofuels that must be blended into the nation’s fuel supplies over the next three years.

The Justice Department is making a rare intervention to try to bring improvements in the beleaguered water system in the Mississippi capital city.

In a major action to address toxic wastewater from coal-fired power plants, the Environmental Protection Agency on Friday ordered an Ohio utility to stop dumping dangerous coal ash into unlined storage ponds and speed cleanup of the site.

The Biden administration has ramped up efforts to reduce methane emissions, targeting the oil and gas industry for its role in global warming even as President Joe Biden has pressed energy producers for more oil drilling to lower prices at the gasoline pump.

The Environmental Protection Agency has awarded grants for projects to monitor air quality in 37 states, with a focus on minority communities and other areas overburdened by pollution.

Nearly 400 school districts across the country are receiving grants totaling about $1 billion to purchase 2,500 “clean” school buses under a new federal program.

The White House is hosting a summit to help speed up construction projects tied to the roughly $1 trillion infrastructure law.

The Environmental Protection Agency says it will nearly double — to almost $1 billion — the money available for states to acquire electric school buses.

The NAACP on Tuesday accused Mississippi of discriminating against Black residents by denying badly needed federal funds for drinking water infrastructure in Jackson and instead diverting money to largely-white communities that needed it less.

Treasury Secretary Janet Yellen is warning of economic calamity if climate change is not addressed with immediate government intervention.

Environmental Protection Agency Administrator Michael Regan has returned to Mississippi’s capital city to meet with Jackson officials about the city’s troubled water system.

The Biden administration is using Title VI of the Civil Rights Act to investigate environmental discrimination by state agencies and others that receive federal funds.

Forty years after a predominantly Black community in Warren County, North Carolina, rallied against hosting a hazardous waste landfill, President Joe Biden’s top environment official has returned to what is widely considered the birthplace of the environmental justice movement to unveil a national office that will distribute $3 billion in block grants to underserved communities burdened by pollution.

The White House is reaching out to local governments.

A boil-water advisory has been lifted for Mississippi's capital, and the state will stop handing out free bottled water on Saturday.

The head of the U.S. Environmental Protection Agency says he wants Mississippi’s capital city to receive “its fair share” of federal money to repair a troubled water system.

The head of the U.S. Environment Protection Agency says advanced nuclear technology will be “critical” for both the United States and Japan as they step up cooperation to meet decarbonization goals.

The Environmental Protection Agency says it's designating two “forever chemicals” used in cookware, carpets and firefighting foams as hazardous substances.

The Environmental Protection Agency is warning residents who live near medical sterilizing plants in 13 states and Puerto Rico about potential health risks from emissions of ethylene oxide, a chemical widely used in their operations.

Federal officials announced a pilot program on Tuesday to help 11 communities improve their sewage infrastructure.

President Joe Biden is promising “strong executive action” to combat climate change, despite setbacks that have restricted his ability to regulate carbon emissions and boost clean energy such as wind and solar power.

The Supreme Court’s new climate change ruling is likely to hinder the Biden administration’s plans to cut greenhouse gas emissions in half by the end of the decade and make the electric grid carbon-free by 2035.

The Environmental Protection Agency is warning that two nonstick and stain-resistant compounds in drinking water pose health risks at levels so low they cannot currently be detected.

The Biden administration has set new requirements that increase the amount of ethanol that must be blended into the nation’s gasoline supply.

The Environmental Protection Agency has proposed handing more power to states and tribes to block major energy projects based on water quality concerns.

The Biden administration has announced a wide-ranging enforcement strategy aimed at holding industrial polluters accountable for damage done to poor and minority communities.

The Biden administration says it will suspend a federal rule that bars higher levels of ethanol in gasoline during the summer.

The Environmental Protection Agency has proposed a rule to finally ban asbestos, a carcinogen still used in some chlorine bleach, brake pads and other products that kills thousands of Americans every year.

The U.S. Environmental Protection Agency has added a contaminated island on the Columbia River to the Superfund list of toxic waste sites.

A group of New Orleans residents whose homes were built on a toxic landfill decades ago have won a $75.3 million court judgement against the city, its housing authority and a local school board.

The Environmental Protection Agency is proposing a plan that would restrict smokestack emissions from power plants and other industrial sources that burden downwind areas with air pollution they can’t control.

The Biden administration is restoring California’s authority to set its own tailpipe pollution standards for cars, reversing a Trump administration policy and likely ushering in stricter emissions standards for new passenger vehicles nationwide.

The Biden administration is proposing stronger pollution regulations for new tractor-trailer rigs that would clean up smoky diesel engines and encourage new technologies during the next two decades.

Public transit systems straining to win back riders after being crushed by the COVID-19 pandemic are getting a $3.7 billion boost to help stay afloat and invest in electric buses.

Vice President Kamala Harris is in Selma, Alabama, to mark the anniversary of a defining moment in the fight for equal voting rights.

President Joe Biden has visited Wisconsin to promote one of his top accomplishments, a bipartisan infrastructure measure that will distribute billions of dollars to fix roads, bridges and other public works.

Black members of President Joe Biden's Cabinet came together Thursday for a Black History Month event highlighting their roles in the administration, some of which are historic firsts.

Mississippi's capital city struggles with an unreliable water system that has problems with both quality and distribution.

The Environmental Protection Agency is taking a series of enforcement actions to address air pollution, unsafe drinking water and other problems afflicting minority communities in three Gulf Coast states.

The Environmental Protection Agency is taking its first major action to address toxic wastewater from coal-burning power plants, ordering utilities to stop dumping waste into unlined storage ponds and speed up plans to close leaking or otherwise dangerous coal ash sites.

In a major step to fight climate change, the Biden administration is raising vehicle mileage standards to significantly reduce emissions of planet-warming greenhouse gases.

The Biden administration is taking steps aimed at reducing lead in drinking water, releasing $2.9 billion in infrastructure bill funds for lead pipe removal.

The Biden administration has lowered annual production requirements for ethanol and other biofuels to account for reduced demand as a result of the coronavirus pandemic.

EPA Administrator Michael Regan says a recently completed “Journey to Justice” tour from Mississippi to Texas enabled him to put “faces and names with this term that we call environmental justice.”.

The Biden administration has taken action to restore federal protections for hundreds of thousands of small streams, wetlands and other waterways.

The Biden administration has launched a wide-ranging plan to reduce methane emissions, targeting a potent greenhouse gas that contributes significantly to global warming.

The Biden administration is launching a wide-ranging strategy to regulate toxic industrial compounds used in products including cookware, carpets and firefighting foams.

The Environmental Protection Agency is sharply limiting domestic production and use of highly potent greenhouse gases commonly used in refrigerators and air conditioners.

The Environmental Protection Agency is sharply limiting domestic production and use of highly potent greenhouse gases commonly used in refrigerators and air conditioners.

NBC News journalists Hoda Kotb, Al Roker, Craig Melvin, Harry Smith, and Kelly O’Donnell to moderate festival interviews with EPA Administrator Michael S. Regan, Senator Marco Rubio, Dallas Mavericks CEO Cynthia “Cynt” Marshall, and the cast and producers of American Rust