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| The Polar Bear – Global Warming’s Reluctant Ambassador |
| WILDLIFE - MAMMALS | |||||||||||||||||
| Written by Lucy Brake | |||||||||||||||||
| Monday, 22 November 2010 03:00 | |||||||||||||||||
The Polar Bear – Global Warming’s Reluctant Ambassador
About Polar Bears Polar bears are the largest “the polar bear is a keystone species at the top of the food web in the arctic seas, which include some of the world’s most productive marine ecosystems.”(Source: World Wildlife Fund ) Why are Polar Bears Threatened?Polar bears spend several hours each day submerged in chilly arctic waters. Feeding on seals, whales, fish and birds; they stock up on fat to keep warm. Male polar bears have been known to weigh up to a massive 600kg. The World Wildlife Fund (WWF) explains that “the polar bear is a keystone species at the top of the food web in the arctic seas, which include some of the world’s most productive marine ecosystems”. In general the polar bear is an excellent indicator of the status of these ecosystems. There are approx 20,000 polar bears today, with the population decreasing. So is it finally time to be concerned?
Defenders of Wildlife - Polar Bears
The International Union for Conservation of Nature (ICUN) Red List, which classifies endangered species, has identified the polar bear as vulnerable and believes that climate change is one of the major threats to polar bear survival. The Defenders of Wildlife are increasingly worried that scientists have now confirmed that polar bears living in Hudson Bay, Canada are having less babies and more of them are dying at birth.
“seems unlikely that polar bear will be able to adapt to the current warming trend in the Arctic”
Polar Bears & Global Warming National Wildlife Federation
Large Solar Farm
Polar bears are so vulnerable because of:
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Polar bears have low reproductive rates and live for a long time. This means their ability to adapt to rapid changes in the
You can help protect polar bears by:
WWF – Commercial to join and help fight climate change
Make a personalized gift at Zazzle.
National Geographic-- Catastrophic Climate Change Together -- National Geographic, the IPCC, the UN and the UN Foundation -- have produced a new short film outlining the facts, showing the impacts and providing a way forward in combating catastrophic climate change. Watch this call to action for world leadership on climate change. It's a moving tribute to the UN scientific reports that erased any doubt over global warming's existence, and helped shove climate change to the top of the international agenda.
Keep America Beautiful! 
Mother Polar Bear and Cubs Emerging from Den - BBC Planet Earth
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terrestrial carnivore on the planet and the world of ice is their kingdom. But life as they know it is increasingly under threat.
Global warming leading to a loss of ice flows and habitat.
environment is greatly reduced. The ICUN believes it “seems unlikely that polar bear will be able to adapt to the current warming trend in the Arctic”.
Minimize your greenhouse gas emissions through reducing, reusing and recycling where you can.
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World Wildlife Fund (WWF) :
http://www.worldwildlife.org/what/wherewework/arctic/threats.html |
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Assets Panda Org:
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International Union for Conservation of Nature (ICUN) Red List:
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| Labeled photographs courtesy of photographer Sharon H. |
| PhotoBucket.com |
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Permissions for Use: Works licensed under a Creative Commons Attribution-Noncommercial-Share Alike 3.0 Unported License
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Images for polar bear
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Polar bear - Wikipedia, the free encyclopedia
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Polar Bear - Ursus maritimus - facts and video - Defenders of Wildlife
Get the facts on polar bears. The polar bear is listed as threatened under the Endangered Species Act (ESA). Take action and help save polar bears.
www.defenders.org › Wildlife and Habitat - Cached - Similar -
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Polar Bear Facts and Information - Polar Bears International
Complete facts and information on polar bears, including size, feeding habits, cubs, snow dens, adaptations to the Arctic, and population status. ...
www.polarbearsinternational.org › Polar Bears - Cached - Similar
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