Video•January 10, 2011
How Do We Know: Shrinking Arctic Sea Ice
How Do We Know: Shrinking Arctic Sea Ice
Published: January 10th, 2011
Program Summary
Dr. Heidi Cullen talks to NASA's Claire Parkinson, who explains the technology used to monitor changes in Arctic sea ice. Long-term tracking shows Arctic sea ice has been on a steady decline, which could have big implications for global temperatures.