National park

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A national park is a reserve of land, usually declared and owned by a national government, protected from most human development and pollution. National parks are protected areas of IUCN category II. The largest national park in the world is the Northeast Greenland National Park, which was established in 1974. According to The World Conservation Union IUCN, there are now 6,555 national parks worldwide (2006 figure).

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News tagged with national park

Probing life's extremes in Yellowstone (w/ Podcast)

Biology / Cell & Microbiology

Nov 24, 2009 | not rated yet | 0

(PhysOrg.com) -- Idaho National Laboratory biologist Frank Roberto squats on a bare, gravelly patch of ground in Yellowstone National Park's rolling backcountry. At his feet, scalding water churns in a mustard-yellow ...

Search results for national park

The six elephants in Sierra Leone were shot and "crudely butchered"

S.Leone elephants 'wiped out' by poachers: official

Biology / Ecology

Nov 26, 2009 | 5 / 5 (6) | 6

Poachers "wiped out" the entire elephant herd in Sierra Leone's only wildlife park, wildlife managers said Thursday after police said they had arrested a gang of 10 poachers.

Grand Canyon to change 'unfair' permit system

Other Sciences / Other

Nov 23, 2009 | not rated yet | 1

(AP) -- Getting one of the roughly 11,500 permits granted each year to backpack overnight in the Grand Canyon has become so competitive and "unfair" that managers at the national park have decided to change the system.

Arsenic biomethylation required for oxidative DNA damage

Medicine & Health / Cancer

Nov 23, 2009 | not rated yet | 0

Biomethylation of arsenic compounds appears to cause oxidative DNA damage and to increase their carcinogenicity, according to a new study published online November 23 in the Journal of the National Cancer Institute.