NASA Administrator Bill Nelson speaks to the power of NASA’s climate-related data to help the world understand climate change and take action. <br /><br />“The challenge of the climate crisis is here and now. Let’s answer it—from above.” <br /><br />Most of what humanity knows about our changing planet comes from NASA’s more than two-dozen satellites and instruments—and from the agency’s observations for over 60 years. <br /><br />For more information about how NASA in conjunction with the rest of the federal government studies our changing planet, visit https://earth.gov/
