Mattias Klum: 'When I came to Borneo for the first time in 1988 as a 20-year-old this is the Borneo I imagined ... mist-drenched rainforest, incredible trees and rich vegetation ... 'Photograph: Mattias KlumOver the last 20 years, more rainforest timber has been exported from Borneo than from the continents of Africa and South America togetherPhotograph: Mattias KlumCamp of nomadic Penan: These indigenous people have lived for centuries in Borneo's rainforest, using blowpipes and poison darts to huntPhotograph: Mattias KlumSilverleaf monkey, Danum Valley, Borneo: 'During 14 months in the rainforest I only got a few encounters with these primates. It's not like the East African Savannas where you can count on seeing big herds of animals. You have to be content with small miracles'Photograph: Mattias KlumAn Asiatic grass-green whipsnake in the Danum Valley, Borneo: These incredibly cautious and well-camouflaged animals are very difficult to spot among the greeneryPhotograph: Mattias KlumAsiatic lioness and cub, Sasan Gir, India: This teak forest in Gujarat, western India, is the last domain of Asiatic lions in the world. There are only 300 left, making it one of the most vulnerable species - and extremely difficult to photographPhotograph: Mattias KlumMonastery in Ladakh: This monastery is in a locked area way up in the mountains, meaning it has been lost in a time warp, untouched by globalisation or tourism. It took two years and a letter from the Dalai Lama to gain access to this hidden valley Photograph: Mattias KlumRed Ibises, Venezuela: This shot was taken late in the evening with a slow shutter speed to create this cinematic effectPhotograph: Mattias KlumIcebergs shaped by water and wind in Antarctica: Antarctica holds about 90% of the earth's ice and scientists now believe that the Antarctic Peninsula is melting faster than previously thoughtPhotograph: Mattias KlumLandmannalaugar delta, Iceland: An aerial perspective looking down on a silted river system with sulphite coming out of the groundPhotograph: Mattias KlumOak on a November morning, Uppsala, Sweden: 'This picture was taken right behind my house. We don't have to travel far to find beautiful things' Photograph: Mattias KlumPine tree, Stockholm archipelago, SwedenPhotograph: Mattias KlumUppsala Botanical garden, Sweden: 'Some of the pictures, I hope can spark some interest in [global] issues, but also in travelling and taking pictures because with a camera we are all story tellers and ambassadors for our own neighbourhood and the places we go'Photograph: Mattias Klum