Taking stock of the spring snowpack
Maps and charts visualize conditions at the April 1 milestone
9 graphics that visualize EPA’s climate change indicators for snow
The downward trajectory for snow carries serious consequences for water supplies, wildlife habitat, wildfire activity and outdoor recreation.
Rain or snow? Observers help scientists understand wintry weather
With a free app, volunteers gather crucial data on what type of precipitation is falling
An illustrated glossary of snow-related terms
Learn the lingo of the cryosphere
Tip sheet: monitoring the West’s snowpack
What’s the current state of the snowpack? How have conditions changed over the season?
Post-fire study finds snowpack melts earlier
Loss of forest canopy and deposition of ash alter forest hydrology
How much runoff comes from the West’s snowpack?
Snowmelt dominates many Western rivers, but climate change will reduce that contribution as raindrops replace snowflakes.
Scientists seeking answers about Mars look to the Colorado River’s canyons
Ancient rainstorms may have sculpted the red planet, similar to the monsoon rains that helped shape the Southwest’s landscape.
In “Water Bodies,” Western writers tap into intimate connections to their local waterways
In the arid West, water verbs are often bureaucratic. Rivers, streams and lakes are allocated, decreed, diverted, divided and used. Droplets are distributed to serve human needs. Scarcity drives...
Q&A: Defining the “snow deluge” and projecting its future
Scientist Adrienne Marshall explains why these extreme snow years are expected to decline in our warming world.