"The dwindling North Atlantic right whale population is on track to finish its breeding season without any new births, prompting experts to warn again that without human intervention, the species will face extinction."

"The U.S. Senate’s second highest-ranking Republican on Tuesday expressed doubt that Congress will pass legislation to increase infrastructure spending this year, citing time constraints."

"The U.S. Supreme Court on Monday turned away a challenge led by states and environmental groups to an Environmental Protection Agency regulation that lets government agencies transfer water between different bodies, such as rivers and lakes, without needing to protect against pollution."

"In Charleston, S.C., where the ports have been expanding to accommodate larger ships sailing through the newly widened Panama Canal, a real-estate developer named Xebec Realty recently went looking for land to build new warehouses and logistics centers."

"Coral reefs could start to dissolve before 2100 as man-made climate change drives acidification of the oceans, scientists said on Thursday."

"For the community of Jean Lafitte, the question is less whether it will succumb to the sea than when — and how much the public should invest in artificially extending its life."

"Unless people intervene, U.S. Pacific Coast marshes could vanish as the ocean rises, eliminating wildlife habitat, storm surge protection and carbon storage."

"Humans are now fishing at least 55 percent of the world’s oceans — an area four times larger than the area occupied by humanity’s onshore agriculture. That startling statistic is among the findings of a unique, high-tech collaboration that is providing a massive amount of new data about global fishing operations."

"After decades of work, a water compact with Montana’s Blackfeet Nation was finally settled last year. But the federal government still needs to come up with more than $400 million to fund water improvement projects."