Angelo Gandolfi / Forest fire in the Cerrado during dry season. Chapada dos Veadeiros National Park, Goias, Brazil. September 2010.

Jim Brandenburg / Fire in prairie, Minnesota

Jabruson / Piles of African elephant ivory set on fire by the Kenya Wildlife Service (KWS). This burn included over 105 tons of elephant ivory, worth over $150 million. Nairobi National Park, Kenya, 30th April 2...

Jabruson / Piles of African elephant ivory set on fire by the Kenya Wildlife Service (KWS). This burn included over 105 tons of elephant ivory, worth over $150 million. Nairobi National Park, Kenya, 30th April 2...

Jabruson / Piles of African elephant ivory set on fire by the Kenya Wildlife Service (KWS). This burn included over 105 tons of elephant ivory, worth over $150 million. Nairobi National Park, Kenya, 30th April 2...

Jabruson / Piles of African elephant ivory set on fire by the Kenya Wildlife Service (KWS). This burn included over 105 tons of elephant ivory, worth over $150 million. Nairobi National Park, Kenya, 30th April 2...

Jabruson / Piles of African elephant ivory set on fire by the Kenya Wildlife Service (KWS). This burn included over 105 tons of elephant ivory, worth over $150 million. Nairobi National Park, Kenya, 30th April 2...

Tom Gilks / Nyiragongo volcano lava lake, Virungas National Park, Democratic Republic of Congo February 2015.

Denis-Huot / Masai giraffes (Giraffa camelopardalis tippelskirchi), at sunrise, Masai-Mara Game Reserve, Kenya. March.

David Tipling / Bush fire near Charter Towers in Queensland, Northern Australia, October

David Tipling / Aftermath of a bush fire near Charter Towers, Queensland, Australia

Denis-Huot / African Elephant (Loxodonta africana) tusks being burnt after confiscation from poachers. Nairobi National Park, Kenya, 1990.