After a Long Boom, an Uncertain Future for Big Dam Projects
The rise of wind and solar power, coupled with the increasing social, environmental and financial costs of hydropower projects, could spell the end of an era of big dams. But even anti-dam activists say it’s too early to declare the demise of large-scale hydro.
How plastic waste moves in the environment
A researcher for the first time has modeled how microplastic fibers move through the environment. The work could someday help communities better understand and reduce plastics pollution, which is a growing problem around the world.