Water and Ice
What Can Cause Severe Flooding?
How do massive floods happen?
What Makes It Rain?
And what causes snow, hail, and ice rain?
Keeping a watchful eye on dangerous ice
What does the chief scientist for the National Ice Center do?
How Do Snowflakes Form?
How does water form such intricate designs up there in the clouds?
The California Drought
It’s the worst drought in 1,200 years, so what do we do?
Grow Snow Crystals
See how temperature affects the shape of snowflakes.
Can you make it rain, snow, and hail? Try it out!
What Is an Ice Jam?
As winter melts away, chunks of ice can jam up rivers and cause flooding.
What Is Precipitation?
This infographic will teach you about precipitation!
What Causes a Flood?
How do atmospheric conditions and an area’s geography cause a flood?
What Causes a Drought?
Droughts are caused by unusually dry weather — but they don't just happen in dry places, like deserts. Find out why.