Article #62 Polar Bears On Thin Ice: The Arctic’s Alpha Predator Crisis

Polar Bears in the Arctic are fighting for their survival more than they ever before. Many studies show that healthy polar bear populations have a direct correlation with climate change and the amount of sea ice melting. These powerful marine mammals are vitally important in the balance of the Arctic ecosystem because they are Alpha predators and at the top of the Arctic food-chain.

about 50% of their time hunting for food s they are able to take in enough calories to survive.

For many centuries polar bears have been an integral part of indigenous people’s cultural and economic lives.

 

 

http://www.iucnredlist.org/details/22823/0

https://www.ec.gc.ca/nature/default.asp?lang=En&n=F77294A3-1

https://www.canadiangeographic.ca/article/truth-about-polar-bears

https://www.worldwildlife.org/species/polar-bear

http://wwf.panda.org/what_we_do/where_we_work/arctic/wildlife/polar_bear/tracker/

A scientist examines a tranquilized polar bear to determine its age, sex, length, weight and other important information to help ensure the long-term survival of the species. (Photo Credit: Karyn Rode of the U.S. Fish and Wildlife Service Headquarters via Flickr)
According to this map the health of polar bear populations improved between 2009 and 2014; however, there is a massive area where data is not sufficient so it it is difficult to gauge the true status of the overall Arctic population. (Photo Credit: Environment Canada)
This photograph symbolizes the polar bear in its fight against increasing habitat loss and thawing Arctic sea ice. (Photo Credit: Anita Ritenour via Flickr)