Mark Taylor / Men working the sulphur mine at Kawah Ijen, Java, Indonesia. No release available.

Bryan and Cherry Alexander / Worker silhouetted by red hot metal at the copper foundry in Norilsk. Western Siberia, Russia, 2000.

David Woodfall / Water vapour and waste gases from gas central heating in house.

Ashley Cooper / Road sweepers wear face masks against the air pollution in Suihua city in Northern China.March 2009

Ashley Cooper / Traffic congestion on the M1 motorway at Loughborough, with a plane coming into land at East Midlands Airport. August 2005

Ashley Cooper / Rush hour traffic on the M60 motorway near Manchester UK. January 2007

Ashley Cooper / Exhaust emissions, the result of burning marine diesel in a ships engine. Marine diesel is one of the most polluting fuels in the world.

Ashley Cooper / Exhaust emissions, the result of burning marine diesel in a ships engine. Marine diesel is one of the most polluting fuels in the world.

Ashley Cooper / Cruise ship off Illulisat, Greenland, July 2008.

Doug Perrine / River of lava flowing through Puna District, with vegetation on the downwind side of the lava river (lower left) which has been killed by toxic fumes emitted by the lava. This lava erupted fissures in...

Ben Cranke / Snow covered fir trees with tree tops killed by fumes from geysers, Yellowstone National Park, January 2011.

Jabruson / Trucks used for large-scale hardwood timber extraction with hardwood logs being taken from lumber yard located inside the Lope National Park. Onward shipment via sea takes place from Libreville, Gabon...