Starting at the top left and moving clockwise, this image shows extreme drought and dry soil that can cause vegetation to die, succulent yellow corn that grows when a plant has all of the resources it needs to thrive, graduate student, Frances O'Donnell, from Princeton’s Ecohydrology Lab working in Botswana with soil CO2 plots during the summer of 2008, and aid worker and nurse Bridget Holtz serving in the Red Cross Camp in Jacmel, Haiti, an area that has been hard hit by natural disasters like drought, famine and earthquakes.
Starting at the top left and moving clockwise, permissions were granted from USGS, USDA, Dr. Caylor of Princeton University and Bridget Holtz.