"Mining executive Tom Collier, who boasted in secretly taped conversations that he had leveraged his ties to Republican officials to advance a controversial project in Alaska, resigned Wednesday."

"New findings suggest a previously unknown virus may play a role in the sudden death of many freshwater mussels in recent years."

"In the Pacific north-west, local people work the shoreline, creating conditions for useful species to thrive".

"In secretly recorded meetings, executives with the Pebble Mine project said the operation could run nine times longer than outlined in their permit filings."

"Scientists trap and relocate young eels, helping the species and reviving an ecosystem. Some say assisted migration could help other species survive the warming planet."

"President Trump, who barely two years ago proposed a vast expansion of oil and gas drilling in U.S. continental waters, on Tuesday made clear there is at least part of the nation’s coastline he is eager to protect: the crucial electoral battleground of Florida."

"Scientists like to say that climate change is creating winners and losers in Alaska: Some species will struggle, while others could benefit from warmer habitats. One of those climate change winners could be pink salmon in the Arctic, according to a new paper published by U.S. and Canadian scientists in a journal called Deep Sea Research Part II."

"Shark fin soup, considered a delicacy in some countries, has long fueled demand for illegally harvested fins. But federal authorities in Georgia announced this week that they had dismantled at least one source for the ingredient: a multimillion-dollar organization they described as an international money laundering, drug trafficking and illegal wildlife trade ring."

"For the communities of the Amazon, a land defined by its rivers, fish has always been an important part of the diet. ... But small-scale gold mining has turned these fish into an often deadly health hazard."

"The sight of a huge oil tanker that has taken on water and is leaning to one side off a remote stretch of Venezuela’s coast has triggered international calls for action."