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BRECON, UNITED KINGDOM - FEBRUARY 06: Deforested coniferous woodland is seen adjacent to the Neuadd Reservoir in the Brecon Beacons National Park on February 6, 2010 in Brecon, Wales. The Brecon Beacons in South Wales were assigned national park status in 1957 and each year they attract 3.8 million visitors. (Photo by Oli Scarff/Getty Images)

BRECON, UNITED KINGDOM - FEBRUARY 06:  Deforested coniferous woodland is seen adjacent to the Neuadd Reservoir in the Brecon Beacons National Park on February 6, 2010 in Brecon, Wales. The Brecon Beacons in South Wales were assigned national park status in 1957 and each year they attract 3.8 million visitors.  (Photo by Oli Scarff/Getty Images)