Why does climate change matter? Because it's happening, and we're feeling its effects.⁣ ⁣ But there's hope. Dr. Kate Calvin, our senior @nasaclimatechange advisor and chief scientist, explains how we collect data and develop tech to help us better understand and prepare for a changing planet. ⁣ ⁣ More on NASA's climate research: climate.nasa.gov⁣ ⁣ Credit: NASA⁣ ⁣ #ClimateChange #Climate #Weather #Earth #Space #NASA