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The coronavirus pandemic might make buildings sick, too

With millions of people under stay-at-home orders, water is sitting in the pipes of empty office buildings and gyms, getting old and potentially dangerous.

Small streams and wetlands are key parts of river networks – here’s why they...

The Trump administration's new rule ends federal protection under the Clean Water Act for many small streams and wetlands. But a scientist argues these are critical parts of river systems.

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.

Climate change will mean more multiyear snow droughts in the West

Ifclimate change continues relatively unabated, consecutive years with snow drought conditions will become much more common, with impacts on cities, agriculture, forests, wildlife and winter sports.

At least 2% of US public water systems are like Flint’s

Is your community’s water tainted with lead? The data might not have been reported.

5 essential reads about snow and ice

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

Western states buy time with a 7-year Colorado River drought plan, but face a...

The Drought Contingency Plan for the Colorado River is a historic agreement but it has some serious shortcomings.

Does cloud seeding work? Scientists watch ice crystals grow inside clouds to find out

Cloud seeding occurs in more than 50 countries, but we still don’t know whether it works.