National (U.S.)

"Simultaneous high levels of the two pollutants, which harm human health, are occurring with increasing frequency, researchers say."

"Dangerous levels of two air pollutants, ozone and smoke, are occurring in tandem with increasing frequency over widespread parts of the Western United States where millions of people live, researchers said Wednesday.

The two harmful pollutants are a result of worsening wildfires and extreme heat, and researchers suggest the increase is linked to climate change.

"Monarch butterflies are having a moment — in court, on Capitol Hill and across the countryside. Some migrating populations are up from 2020’s devastating lows. Congress is kicking in more money. Endangered Species Act legal settlement talks are underway."

"The license application for one of the first advanced nuclear reactor designs to undergo federal scrutiny suffered a setback today when regulators announced they were dismissing the proposal for lack of information."

"The U.S. has more than double the amount of abandoned oil and gas wells than previously thought, according to a preliminary analysis by the Interior Department."

"A new study looked at a group of forest lands that hold big conservation potential but aren’t adequately protected."

"More than 4 in 10 Americans live in a county that was struck by climate-related extreme weather last year, according to a new Washington Post analysis of federal disaster declarations, and more than 80 percent experienced a heat wave."

"U.S. President Joe Biden was due to visit Colorado on Friday to view the devastation left by a rare, winter wildfire that ravaged two Denver-area towns last week, displacing thousands of residents."

"From plastic pollution to extreme weather and the extinction crisis, the year ahead promises tough fights, enormous challenges and critical opportunities."

"As Congress marks the one-year anniversary of the Jan. 6 Capitol riot, congressional investigators are probing whether a Trump White House aide pressured Interior Department and National Park Service officials over permitting for then-President Trump’s rally on the Ellipse."

"A state judge has ruled that thousands of documents related to security during the construction in North Dakota of the heavily protested Dakota Access Pipeline are public and subject to the state's open records law."