Steve Nicholls / Wind turbines of a wind farm off the coast of The Wash with mudflats in the foreground, Snettisham, North Norfolk, UK, November 2010

Orsolya Haarberg / Wind turbines for renewable energy, Masoy, Finnmark, Norway, July 2006

Richard Du Toit / Male African lion {Panthera leo} yawning, Phinda Resource Reserve, South Africa

Richard Du Toit / African jacana {Actophilornis africana}, summer, Phinda Resource Reserve, South Africa

Jabruson / Gula boy drawing water from well; these people are Magreb Arab descendants originally from Sudan. Precious water is drawn from a communal well each day by women and children in the village of Bon near...

Jabruson / Sun-dried fish provides many families with a readily available supply of protein and a product to sell at local markets, Gamba, Gabon

Christophe Courteau / Harvesting millet at end of rainy season. Essential food source to locals, Sahel, Niger.

David Woodfall / Award winning car washing business using recycled water involving reedbed to aid conservation of precious resource, Swansea, Wales, UK 2009

Adrian Davies / Blocks of peat stacked after cutting. Shetland, Scotland, UK, May.

Jeff Vanuga / Cowboys loading wild horses / mustangs into semi-truck to remove from land administered by the Bureau of Land Management to protect the range resource. Red Desert, Wyoming.

Richard Du Toit / White rhinoceros (Ceratotherium simum) wallowing in mud, Phinda Resource Reserve, South Africa

Pete Oxford / 0.5 grams of gold panned in Andrano-Tsimaty village, Northern Madagascar

Richard Du Toit / African jacana {Actophilornis africana} investigating flower, summer, Phinda Resource Reserve, South Africa

Richard Du Toit / Head portrait of feeding Common zebra {Equus quagga}, Phinda Resource Reserve, South Africa

Vivek Menon / Cow dung patties used for fuel, New Delhi, India

Richard Du Toit / Male Nyala {Tragelaphus angasi} Phinda Resource Reserve, South Africa

Richard Du Toit / Cheetah {Acinonyx jabatus} two 3-months cubs in Marula tree, Phinda Resource Reserve, South Africa

Elio Della Ferrera / Wild honey collected from tree, Harenna forest, Bale Mountains NP, Ethiopia, East Africa

Richard Du Toit / Group of Giraffe {Giraffa camelopardalis} drinking at waterhole, Phinda Resource Reserve, South Africa

Karl Ammann / Indigenous Bantu child on cut tree stump, South East Cameroon, West Africa. The quest for quick profit has turned Africa's equatorial rainforests into a private economic resource for the rich and powe...

Richard Du Toit / Three month Cheetah cub on termite mound {Acinonyx jubatus} Phinda, South Africa

Richard Du Toit / Cheetah (Acinonyx jubatus) female snarling at male, summer time, Phinda Resource Reserve, South Africa

Richard Du Toit / Nyala ewe (left) & Impala ewes at dusk, Winter, Phinda Resource Reserve, South Africa

Richard Du Toit / Landrover and tourists by Lala palms, at sunset, winter, Phinda Resource Reserve S Africa

Richard Du Toit / Cheetah mother suckling 3- month-old cubs {Acinonyx jubatus} Phinda Resource Centre,

Richard Du Toit / White rhinoceros group {Ceratotherium simum} Phinda Resource Reserve, South Africa

Richard Du Toit / Giraffe {Giraffa camleopardalis} legs , Phinda Resource Reserve, South Africa

Richard Du Toit / White Rhinoceros {Ceratherium simum} female feeding, Phinda Resource Reserve, South Africa

Flip Nicklin / Glenn Williams, renewable resource officer of Arctic Bay, Baffin Island, Canada, 1989

Richard Du Toit / Large ammonite fossil embedded in rock, Phinda Resource Reserve, South Africa 30cm wide

Richard Du Toit / Mother Cheetah 3m-old cub {Acinonyx jubatus} Phinda Resource Reserve South Africa

Richard Du Toit / Mother Cheetah with 3m-old cubs {Acinonyx jubatus} Phinda Resource Reserve South Africa