Phan Sopheak, a rice farmer in Cambodia, rests shortly after a man wielding an axe attacked her. She had been patrolling the Prey Lang forest around her village with a volunteer group that is trying to stop illegal logging.
Courtesy of Prey Lang Community Network
Secretary of State John Kerry holds his 2-year-old granddaughter, Isabel Dobbs-Higginson, as he signs a far-reaching climate accord at the United Nations, in a ceremony timed to coincide with Earth Day on Friday.
Spencer Platt/Getty Images
A view of a phytoplankton bloom near Alaska's Pribilof Islands. The milky green and light blue shading of the water indicates the presence of vast populations of microscopic phytoplankton.
Volunteer Tom Strain carries debris from an empty lot as part of an Earth Day cleanup effort in Camden, N.J. The Earth Day events celebrated on April 22 promote a sustainable and clean environment.