An initiative of the Center for Environmental Journalism at the University of Colorado Boulder

What is a flash flood? A civil engineer explains

Flash floods often catch people by surprise, even though weather forecasters and emergency personnel try to warn and prepare communities.

Atmospheric river storms can drive costly flooding – and climate change is making them...

Earth's biggest rivers are streams of warm water vapor in the atmosphere that can cause huge rain and snowfall over land. Climate change is making them longer, wetter and stronger.

5 essential reads about snow and ice

With winter underway, learn more about the science behind ice and snow.