As people around the world contend with the hottest temperatures ever recorded, more visual evidence of climate change is emerging with the spread of ghost forests.

As people around the world contend with the hottest temperatures ever recorded, more visual evidence of climate change is emerging with the spread of ghost forests.

Attorneys general from 10 states plan to sue the U.S. Environmental Protection Agency, saying its failure to review and ensure emissions standards for residential wood-burning stoves has allowed the continued sale of appliances that unduly worsen pollu...

Federal land managers had planned to spray near the Rio Chama in New Mexico,

Tulare Lake, which was drained centuries ago, has re-formed due to snow melt from winter storms and is disrupting local farming.

A judge’s decision allowed construction to begin on a huge Nevada lithium mine.

An oil spill at a Shell facility in Nigeria has contaminated farmland and a river

The U.N.'s chief says the agreement gives the ocean "a fighting chance."

U.S. Transportation Secretary Pete Buttigieg says an American push to establish “green shipping corridors” is key to reducing carbon emissions from the shipping industry

Ocean temperatures reached record-breaking highs for the month of May, the National Oceanic and Atmospheric Administration announced.

The trial is over state government obligations to protect people against climate

A report by five international organizations says up to 2.3 billion people around the world are still using polluting fuels to cook, and 675 million don’t have electricity

A wolverine was spotted three times last month in the eastern Sierra Nevada.

The Seneca Meadows Landfill, the biggest of its kind in New York, could close in 2025, but its owners want to expand the facility instead.

A consumer class action lawsuit filed Tuesday claims Delta Air Lines inaccurately billed itself as the world’s “first carbon-neutral airline” and should pay damages

A United Nations committee is meeting in Paris to work on what is intended to be a landmark treaty to bring an end to global plastic pollution, but there is little agreement on what the outcome should be

One of the largest and most reputable insurance agencies in the company will no longer be accepting applications for home and business insurance in California.

Conservation scientists at Cornell University say that "billions of birds" have vanished from North America over the past 50 years, and one couple is making it their mission to save the birds.

ABC News tracked dozens of plastic bags placed in retailers' recycling bins as part of an investigation into the effectiveness of America’s recycling streams.

Asian elephants have been losing significant portions of their suitable habitat for the past several centuries.

Microplastics are getting renewed attention amid broader concerns about potential health effects and and a hydro-fracking boom in the Midwest.

People across the country are gathering to raise awareness about environmental issues.

The re-emergence of the dried-out Tulare Lake due to recent heavy rain in California has put homes, buisnesses and farmland underwater.

Faith-based environmentalist and self-proclaimed "Green Queen" Nana Firman explains how you can integrate sustainability into faith.

Sea level rise is likely presenting more threats to sea turtles, an already vulnerable species, according to new research.

Federal officials are proposing a plan to cut water allotments to states dependent on the Colorado River system to combat dwindling water levels on one of the country's most important bodies of water.

Federal officials are proposing a plan to cut water allotments to states dependent on the Colorado River system

The giant bloom of seaweed off the coast of Florida stretches about 5-thousand miles and is big enough to be seen from space.

Rocket scientist and author Anita Vandyke shares her tips for living a zero waste life.

Alex DeMarban, reporter with the Anchorage Daily News, breaks down the controversial Willow oil project, which was approved earlier this week by President Joe Biden.

Last year, only 13 countries, territories and regions globally have met WHO guidelines for healthy air quality, according to a report.

ABC News’ Erielle Reshef breaks down the agency’s rule that intends to set drinking water standards for PFAS "forever chemicals."

The EPA announced its first-ever rule to reduce the amount of PFAS chemicals also known as "forever chemicals" in drinking water on Tuesday.

PFAS have been linked to several health issues.

Why the Willow Project was confirmed despite heavy protests

This would be the single largest oil operation in the U.S., and mark a major policy shift for President Joe Biden.

A harmful algae bloom killing marine life and diminishing air quality as it creeps up the coast of Southwest Florida.

Scientists will be likely monitoring the ecosystem surrounding the areas affected by a massive chemical spill in Ohio for years to come.

The landscape of the island has been affected by plastic that's been washing up on the shores and inundating the beaches, but locals are coming together to fight back.

The federal government has put pressure on the rail company responsible for the toxic derailment in East Palestine, Ohio.

ABC News spoke with experts on how climate change and humans are causing an impact on avalanche seasons.

The 2020-2021 avalanche season was the deadliest in recorded U.S. history, with a record-setting 37 avalanche-related deaths.

Nevada Gov. Joe Lombardo declared a state of emergency as the state prepares for shortages caused by a fuel pipeline leak in California.

Some 70 years after humans drove the cheetah to extinction in India, people now seek to bring them back. South Africa will ship about 100 of the carnivorous cats there.

ABC News contributor Rocsi Diaz chats with Kathryn Kellogg, author of “101 Ways to Go Zero Waste,” to clear up some common recycling misconceptions with sponsor The Paper Packaging and Board.

A battle over a proposed gold and copper mine in Alaska may soon reach an end, as the Environmental Protection Agency weighs using its authority to veto the proposal.

ABC News’ Karen Travers reports on how more school systems are moving to electric buses, and the environmental and health benefits driving the change.

The millions of tourists who flock to the shores of Hawaii every year are wreaking havoc on its natural environment -- especially on the coral reefs.

Popular reefs that had the most visits showed more signs of degradation, according to a paper released by Nature Sustainability.

The largest spill in the Keystone pipeline's history forces an emergency shutdown in northern Kansas.