National (U.S.)

"The Environmental Protection Agency (EPA) is proposing lower biofuel quotas in 2018 than those currently on the books and required by federal law."

"On Thursday evening, Governor Brown will mount a new challenge to the administration on climate change. In a videoconference address to a global citizen festival in Hamburg, Germany, where President Trump and other officials will negotiate wording of a statement on the Paris climate change accord, Governor Brown will issue a sweeping invitation to a global 'climate action' summit meeting in San Francisco."

"KITTS HUMMOCK, Del. — All along the shoreline, for as far as you can see, slick shells of horseshoe crabs glisten in the fading daylight. Listen closely, and you can hear their subtle clacking and the whisper of water over their carapaces."

"Everybody knows about Lyme disease. But experts say the Northern United States may be in for a bad tick season this summer, raising concerns about Lyme and other scary tick-borne diseases, including the Powassan virus, which causes encephalitis and can leave people with permanent neurological damage."

"PORTLAND, Maine — The summer air is sizzling as the Fourth of July approaches, yet 86-year-old Richard Perkins already worries about how he’s going to stay warm this winter."

"A joint U.S.-Cuban expedition to explore the island's coral reefs uncovered a surprisingly healthy ecosystem and large schools of mackerel with significant commercial value, scientists involved in the mission said Tuesday."

"U.S. EPA Administrator Scott Pruitt has directed his agency to limit the 'sue and settle' practice that critics say the Obama administration used to issue new regulations."

"Dealing a legal blow to the Trump administration, a federal appeals court ruled on Monday that the Environmental Protection Agency cannot suspend an Obama-era rule to restrict methane emissions from new oil and gas wells."

"Mark D. Zabel wants to set some fires. Dr. Zabel and his colleagues are developing plans to burn plots of National Park Service land in Arkansas and Colorado. If the experiments turn out as the researchers hope, they will spare some elk and deer a gruesome death."

"Fourteen states — including Oregon and Washington — are threatening to sue the U.S. Environmental Protection Agency for violating the Clean Air Act."