John Finney Photography/Getty Images
Rachel Licker
Rachel Licker is a former principal climate scientist with the Climate & Energy Program at the Union of Concerned Scientists.
John Finney Photography/Getty Images
NOAA
Gob. de la Cuidad Autónoma de Buenos Aires/CC-BY 2.5 AR
Gob. de la Cuidad Autónoma de Buenos Aires/CC-BY 2.5 AR
Joe Flood/NOAA
Ian Hutchinson/Unsplash
Raychel Sanner/Pexels
Lance Cheung/USDA
US Department of State
Glenn Beltz/flickr
ClimateReanalyzer.org
Photo: Flickr / Irene / Creative Commons license CC-BY-NC 2.0
Photo: Jonathan Johannes/Flickr
Photo: Kyle James/CC BY-SA (Flickr)
Photo: Flickr / Irene / Creative Commons license CC-BY-NC 2.0
IISD
Photo: Gage Skidmore/Flickr
Photo: NASA
Earth rise above the moon. Apollo 8 mission, Dec. 24, 1968. Photo: NASA
Gage Skidmore/Flickr
California Wildfires 2017, NASA.