"A crucial race against the clock to dig a tunnel under the Potomac River depends on a powerhouse player: a 15-foot-wide, 380-ton machine named “Hazel.”

"Southwest of Sacramento, California, the branching arms of waterways reach into a patchwork of farm fields and pastures. Canals and wetlands fringed with reeds meet a sunbaked expanse of dry meadows."

"The Federal Emergency Management Agency has removed publicly available records from its website that showed hundreds of thousands of people had dropped their federal flood insurance policies in recent months."

"The U.S. Department of the Interior said Monday that it wants to reverse some Trump administration rollbacks of offshore safety rules to prevent blowouts like the BP catastrophe that killed 11 people and fouled the Gulf of Mexico in 2010."

"Led by Maryland, governments and green groups are offering incentives to allow threatened saltwater marshes to 'migrate' inland".

"Lobster nets and pots have become such a threat to the survival of critically endangered North Atlantic right whales that the crustaceans have been “red-listed” as seafood to avoid by a major fish sustainability guide."

"New research finds an estimated 25,000 properties in Louisiana could slip below tidal boundary lines by 2050. Florida, Texas and North Carolina also face profound economic risks."

"Sixteen Indigenous Zapotec communities in Mexico have created over 579 water infrastructure projects, including absorption wells, small dams and water pans, to conserve water in the Oaxaca Valley – a region impacted by recurrent droughts."

"A bottlenose dolphin found dead in a Florida canal this past spring tested positive for a highly virulent strain of bird flu, scientists said on Wednesday. The announcement came a week after Swedish officials reported that they had found the same type of avian influenza in a stranded porpoise."