Protesters say the release, which won the endorsement of the United Nations' nuclear watchdog last week, sets a bad precedent that may encourage other countries to dispose nuclear waste into sea.
The National Weather Service has warned people in several cities, including Phoenix and Miami, to avoid the sun over the coming days as temperatures climb to life-threatening numbers.
After massive precipitation, the long-dry Tulare Lake is back. That's been hard on crops and homes, but has allowed the Tachi Yokut Tribe to reconnect with the lake they once built their lives around.
Deforestation in Brazil's Amazon dropped substantially in the first six months of this year, perhaps signaling a reversal after years of losses in the vast rainforest.
The Devils Hole pupfish's natural habitat is a single water-filled hole in a cave in the Nevada desert. Its numbers at one point dwindled to just 35 animals. How does it manage to survive?
A new government study estimates that at least 45% of the nation's tap water could be contaminated with one or more forms of PFAS. Here's what to do if you're worried about what's in your faucet.
California lawmakers have agreed to create a conservation plan and a fund to help protect the western Joshua Tree, which faces extinction due to climate change.
The iconic spindly plants are under threat from a variety of factors, including climate change and development, and the California legislature is stepping in to help.
The International Atomic Energy Agency has approved a plan by Japan's government to dump nuclear waste water from the destroyed Fukushima power plant into the Pacific Ocean.