UN: Greenhouse gas levels hit new record in 2020 despite lockdowns

Greenhouse gas levels hit a new record high in 2020 and increased at a faster rate than the annual average for the last decade, the U.N. says.

Apaches ask court to oppose transfer of Arizona land to copper mining company

Resolution Copper has said the mine on Oak Flat could have a $61 billion impact over the project’s expected 60 years and employ up to 1,500 people. It would be one of the largest copper mines in the United States.

White House: Climate change to bring global tensions, security threats, migration

The Biden administration is laying out the heightened security threats, rising tensions and increased refugee flows facing the U.S. as the climate warms

California proposes new oil drilling ban near neighborhoods

California’s oil and gas regulator on Thursday proposed that the state ban new oil drilling within 3,200 feet of schools, homes and hospitals to protect public health in what would be the nation’s largest buffer zone between oil wells and communities.

Phoenix's 'cool pavement' technology coming to 9 neighborhoods

The city of Phoenix's "cool pavement" technology is coming to nine neighborhoods. Some residents are excited about the result, and others say the money could be used elsewhere.

PFAS: EPA announces strategy to regulate toxic 'forever chemicals'

The EPA is unveiling a new strategy to regulate PFAS, or so-called toxic "forever chemicals," that are used in countless consumer products.

Flood risk threatens 25% of critical US infrastructure, research shows

Flooding isn’t just a threat to our roads. A new study conducted by First Street Foundation found it threatens our police stations, fire stations, hospitals and water treatment facilities.

Aging equipment, spills test ties between oil, California

Miyoko Sakashita of the Center for Biological Diversity, which opposes offshore drilling, said the removal of the old pipelines should have been a signal that the one that failed also was at risk.

Climate change: US report targets economic risks from extreme weather

A new White House report addresses how the U.S. economy could be affected by climate change, including extreme heat, flooding, storms and wildfires.

Scottsdale company selling products that extract water out of thin air

Arizona, like other parts of the Southwest, is facing water problems, but one Scottsdale-based company is offering a solution, and people around the world are taking notice.

OC oil spill likely 25,000 gallons; FBI joins investigation

The amount of crude oil spilled into the is believed to be close to about 25,000 gallons, or only about one-fifth of what officials estimated, the Coast Guard announced Thursday.

Biden administration to install wind farms coast-to-coast to combat climate change

The projects are part of President Joe Biden’s plan to deploy 30 gigawatts of offshore wind energy by 2030, generating enough electricity to power more than 10 million homes.

Hydropower decline in Southwest adds strain to power grids in drought

There is a chance that the Glen Canyon Dam won’t be able to produce power at some point in 2023 if extreme drought persists.

Antarctica’s 2021 winter was among the coldest on record

Scientists said it was the second coldest winter after 2004 in the 60-year weather record at Amundsen-Scott South Pole Station.

Pope Francis urges lawmakers to fight climate change

The pope addressed parliamentarians who were in Rome for a preparatory meeting before the U.N's annual climate conference, which begins in Glasgow, Scotland, on Oct. 31.

Foggy morning offers stunning backdrop to autumn landscape

A photographer captured video of the moment Friday morning’s fog lifted, revealing a New England treeline transitioning into shades of red, orange and yellow.