U.S. officials are expected to declare the first-ever water shortage from a river that serves 40 million people in the West, triggering cuts to some Arizona farmers next year amid a gripping drought.
With the era of building big dams over in the U.S., a growing number of existing dams are being modified to produce hydropower. These projects, advocates say, avoid the damaging impacts of new dams and could generate enough renewable electricity for several million homes.
Federal officials will replace voluntary cybersecurity guidance for the pipeline industry with mandatory regulations following a devastating cyberattack on the Colonial pipeline earlier this month.
Lostine, the new short film from Shane Anderson and the nonprofit Pacific Rivers, highlights the powerful story of collaboration between the Nez Perce Tribe and Woody Wolfe, a sixth-generation rancher in Wallowa, Oregon.
Every year American Rivers ranks the country's 10 most endangered rivers to highlight where imminent threats to human health, safety and survival could be resolved through decisive political, business and community measures.
Lack of a current, national rainfall database means some states are using outdated data - some as much as 60 years old - as they design new roads, bridges and dams. That's a dangerous problem as the climate changes.
Atlantic salmon are perilously close to extinction in the United States. Taking down a few dams could go a long way to aiding their recovery, experts say.
While earthquakes still loom as the greatest threat to California's massive collection of dams, experts warn that these aging structures will be challenged further by a new and emerging hazard: "whiplashing shifts" in extreme weather due to climate change.
Long before a deadly flood hit two hydroelectric dams, scientists warned repeatedly that such projects were dangerous in a fragile region made more so by global warming.
The painkiller, taken by half of pregnant women worldwide, could be contributing to rising rates of reproductive system problems and neurodevelopmental disorders like ADHD and autism.
"If we look at the rate of carbon emissions, most is emitted by the developed and industrialized countries, but the problem is poor countries like Bangladesh are the main sufferers."
