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How Do We Know: Salty Seas Watch Video

Videos - Climate in Context

How Do We Know: Salty Seas

Ocean salinity can have a big impact when it comes to changing climate. Learn how scientists are monitoring our salty seas.

How Do We Know: Proof in the Pixels Watch Video

Videos - Climate in Context

How Do We Know: Proof in the Pixels

Dr. Heidi Cullen talks to Dr. John Townshend about his current research which tracks rainforest deforestation.

How Do We Know: Ocean Acidification Watch Video

Videos - Climate in Context

How Do We Know: Ocean Acidification

The atmosphere isn't the only place carbon dioxide caused by human activity goes.

How Do We Know: Sea Level Rise Watch Video

Videos - Climate in Context

How Do We Know: Sea Level Rise

A warming planet could mean that sea levels rise three or more feet by the end of this century.

How Do We Know: Drought Watch Video

Videos - Extreme Weather

How Do We Know: Drought

How do we know when a region may be experiencing an early drought? Dr. Heidi Cullen talks to NASA scientist Molly Brown, who relies on sophisticated satellites for the answer.

How Do We Know: Greenland’s Melting Ice Sheet Watch Video

Videos - Climate in Context

How Do We Know: Greenland’s Melting Ice Sheet

Climate change is turning a lot of Greenland's ice to water. But, how do we know?

Adapting Miami to Climate Change Watch Video

Videos - States of Change

Adapting Miami to Climate Change

Some in Florida who lived through Katrina now are preparing for climate change-related disasters they fear could be more damaging than a hurricane.

NEEM: Ice Cores Tell of Climate History Watch Video

Videos - Climate in Context

NEEM: Ice Cores Tell of Climate History

Dr. Jørgen Peder Steffensen explained the goals of the North Greenland Eemian Ice Drilling project and what the ice cores can tell us about our climate history.