Watch CBS News

NASA's 20-year time-lapse shows how Earth is changing

Name: NASA's 20-year time-lapse shows how Earth is changing
Uploaded: 2017-11-17T07:34:00-0500
Duration: 2 min 44 s
Description: A stunning new NASA time-lapse video crams 20 years of Earth into just a few minutes. It is helping scientists learn a lot more about global warming and how the earth is changing. Chip Reid reports.

A stunning new NASA time-lapse video crams 20 years of Earth into just a few minutes. It is helping scientists learn a lot more about global warming and how the earth is changing. Chip Reid reports.