A new map from the Centers for Disease Control pictures a more limited extent in the U.S. for the Aedes aegypti mosquitos thought to be the main culprit in spreading the Zika virus. Still, it highlights some surprising areas of risk -- like Washington, DC."

Dust and emissions from an Idaho smelter left a legacy of lead poisoning among a generation of children near what is now a Superfund site.

"Conservationists are asking the White House Council on Environmental Quality to put the brakes on plans to allow a popular off-road, desert race from near Las Vegas to Reno to run through a newly established national monument in southern Nevada."

"U.S. Republican Donald Trump said on Monday he will no longer issue press credentials to the Washington Post, stopping the publication from gaining access to press areas at his presidential campaign events."

"IMPERIAL COUNTY, Calif. -- The Salton Sea has gone from a midcentury vacation spot for movie stars to a post-apocalyptic desert with mounds of dead fish here, gurgling 'mud pots' there, blasts from a military bombing range on the horizon and sulfuric stench everywhere."

"The U.S. Supreme Court on Monday turned aside the latest effort by a group of states led by Michigan to block Obama administration environmental regulations limiting power plant emissions of mercury and other toxic pollutants."

"Darron Scott, CEO of the Kodiak Electric Association, unlocked the door to a small building on a gravel road along Chiniak Bay and pointed to two innocuous metal boxes tucked into a corner beyond a bank of computers. 'Those are the flywheels,' Scott said, turning on a computer screen to follow the ebb and flow of the system's electrical output."

"The Republican-controlled U.S. House of Representatives voted largely along party lines on Friday to reject any new taxes on carbon emissions and oil production."

"Arctic sea ice shrank to its lowest level in 38 years last month, setting a record low for the month of May and setting up conditions for what could become the smallest Arctic ice extent in history, according to National Snow and Ice Data Center data released Tuesday."

"Sixteen years ago, a presidential task force mapped a plan for the United States to eliminate childhood lead poisoning by 2010. It never happened."