National (U.S.)

"Scientists used the Medea program to study how global warming could worsen conflict. Now that project has come to an end."

"The oil-pipeline leak that fouled a stretch of California coastline last week reflects a troubling trend in the nation's infrastructure: As U.S. oil production has soared, so has the number of pipeline accidents."

"A government fund that has helped preserve some of the nation’s most iconic parks — from Gettysburg’s battlefields to the Everglades and the Appalachian Trail — could disappear as early as fall because of a congressional dispute over how the program’s revenue should be spent, U.S. officials warn."

"A judge on Thursday denied Royal Dutch Shell's appeal of a ruling that a proposed oil-by-rail project at its Washington state refinery must undergo a full environmental review, just two weeks after a crude train derailment caused a fire in North Dakota."

"The U.S. Justice Department's recent prosecution of three Duke Energy subsidiaries for improper handling of toxic coal ash marked the most significant federal crackdown on coal ash in history and sends a clear signal to other operators that they could face criminal charges if there's an ash spill or major damage, experts say."

"US trade officials pushed EU to shelve action on endocrine-disrupting chemicals linked to cancer and male infertility to facilitate TTIP free trade deal".

"Republican Jeb Bush rejected on Thursday what he called an arrogant view that anyone who questions how much climate change is a result of human activity is considered 'Neanderthal.'"

"The U.S. Coast Guard captain overseeing cleanup of oil spilled from a pipeline rupture that closed two California state beaches and fouled offshore waters near Santa Barbara said on Thursday it may take months to restore the area to its natural condition."

"An avian flu outbreak is sweeping across the Midwest at a frightening pace, ravaging chicken and turkey farms and leaving officials stumped about the virus's seemingly unstoppable spread."

"Transocean Ltd. has agreed to a nearly $212 million settlement with Gulf Coast individuals and business owners over the 2010 Gulf of Mexico oil spill, plaintiff's lawyers said Wednesday (May 20)."