"President Donald Trump on Friday threatened to impose tariffs on Canada in retaliation for wildfire smoke, but it was not clear that he has the legal authority to impose such a levy."

"For decades, fishers, swimmers and environmental groups have complained that mud and silt from dredging operations in the Mobile Bay shipping channel have been smothering seagrasses, choking out oysters and clouding water that was once pristine." "A measure to permanently ban the practice of “thin-layer disposal” of dredged sediment nationwide has advanced through a House committee with bipartisan support."

"After a nearly two-year inquiry, Colorado’s Energy and Carbon Management Commission (ECMC) approved deals allowing firms owned by its largest oil and gas companies to avoid the majority of assessed penalties for falsified data submitted by their contractors."

"In a case that has become a local flashpoint, environmental groups seeking to halt a lithium operation in Imperial County until it gets further review argued before a state appeals court in San Diego on Thursday."

"The contamination of a Cheyenne water system by a Meta data center underscores the worries residents have about more than two-dozen data centers that are and could be consuming Wyoming’s energy, water and landscape."

"The state will tax data center electricity but plans to reduce emissions at the facilities and secure environmental protections went nowhere."

"The U.S. government plans to auction off massive sections of water surrounding American Samoa for potential deep-sea mining in an unprecedented move that is expected to draw criticism from many countries."

"Newly revealed documents from inside the most powerful farming lobby in Europe show how it delayed, gutted and overturned some of the most sweeping farming reforms in EU history, including a plan to cut pesticide use in half."

"The U.S. Interior Department on Friday canceled a rule meant to protect plants and animals that are determined to be threatened with extinction, the latest step by President Donald Trump’s administration to dismantle key provisions of the landmark Endangered Species Act at the behest of industry."

"Amid a summer of dangerous heat, drought and floods, a majority of Americans are connecting increasingly severe weather to the climate crisis, new polling shows, despite efforts by Donald Trump to dismiss global heating as a “con job” and a “hoax”."