Twelve of America’s national parks, among the most spectacular landscapes in the US, are under threat from climate change symptoms such as forest fires and melting glaciers. Global warming is threatening to ruin many of America’s most treasured national parks, including Yosemite, Yellowstone and Death Valley, environmental groups have warned. The risks include more forest fires, retreating snow lines, disappearing glaciers and the displacing of rare animal species. ‘Rising temperatures, drought, wildfires and diminished snowfalls endanger wildlife and threaten hiking, fishing and other recreational activities,’ said Theo Spencer of the National Resources Defence Council. ‘Imagine Glacier Park without glaciers or Yellowstone without any grizzly bears.’ The report, published jointly by the Defence Council and the Rocky Mountain Climate Organisation, lists 12 parks considered to be in greatest jeopardy from rising temperatures. All are in the western United States where average temperatures have risen twice as fast as elsewhere in the country. By focusing on the dangers for the parks, the authors are hoping to recruit more members of the public into putting pressure on the US government to act on global warming. Most of the US is in the grip of an intense heat wave just […]

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