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How Does Nature Try to Balance Carbon Dioxide?

120 seconds of science. Jim White, Ph.D. describes how carbon dioxide is produced, and how it is returned to the earth.

Julienne Stroeve

What is the Ice Albedo Feedback?

120 seconds of science. Julienne Stroeve, Ph.D. explains her research on albedo, the reflectivity of snow and ice surfaces.

Ted Scambos

How Much Difference Does a Few Degrees Make?

120 seconds of science.

Ryan Vachon and Jim White

How Do Greenhouse Gases Work?

120 seconds of science.

Ryan Vachon

What is the Difference Between Weather and Climate?

120 seconds of science with Doc Ryan.