Sentences with phrase «global polar bear population»

Figure 2: Global polar bear population status assessment even better than this.

If nothing is done to reverse possible scenarios outlined in the report, scientists warn that the global polar bear population — estimated at about 8,500 — could start to see significant trouble.

If you prefer to go with reality, here's the good news from Susan Crockford, who puts the global polar bear population at a very healthy 26,000.

«When we look forward several decades, climate models predict such profound loss of Arctic sea ice that there's little doubt this will negatively affect polar bears throughout much of their range, because of their critical dependence on sea ice,» said Kristin Laidre, a researcher at the University of Washington's Polar Science Center in Seattle and co-author of a study on projections of the global polar bear population.

Not exact matches

They concluded that, based on a median value across all scenarios, there's a high probability of a 30 percent decline in the global population of polar bears over the next three to four decades, which supports listing the species as vulnerable on the IUCN Red List.

To date therefore, a combination of insufficient resolution in marine and terrestrial sediments bearing the YTT and a lack of YTT ash in the polar ice cores has prevented precise evaluation of the YTT's impact on global climate and hominin populations.

More recent trips caught footage of a pod of orcas teaching its young how to hunt, which digitally raced around the world of marine mammal scientists, participated in a penguin census, and logged polar bear and whale identification photos for researchers who track global populations of these animals.

Since the available hard data showed that polar bear populations have been soaring, not dropping, and since the hard data also show there has been no measurable global warming for at least 18 years, the PBSG had to come up with a scenario that would contradict this rosy trend.

At present, the global population of polar bears is estimated to be 22,000 to 31,000.

Tagged Amstrup, average global temperature, Bayesian models, BBC, climate change, Derocher, extinct, future climate, future population decline, global warming, polar bear, sea ice declines, sea ice models

The recent listing of polar bears as «endangered» was based on junk science and GIGO computer models that claim manmade global warming will send the bears» record population numbers into oblivion.

Despite the strong upward trend in the polar bear population, government researchers forecast an immediate sharp downward trend based on forecasts of global warming.

In a letter to the Radio Times, Nigel Lawson of the Global Warming Policy Foundation rebutted many of the series» claims, including the one about the polar bear population falling.

Tagged Beaufort Sea, climate change, Derocher, Eastern Beaufort, extinction, feeding, future, global warming, IUCN Polar Bear Specialist Group, models, Pilfold, polar bear, population, predation, predictions, Red list, ringed seals, Southern Beaufort, Stirling, thick spring ice, threatBear Specialist Group, models, Pilfold, polar bear, population, predation, predictions, Red list, ringed seals, Southern Beaufort, Stirling, thick spring ice, threatbear, population, predation, predictions, Red list, ringed seals, Southern Beaufort, Stirling, thick spring ice, threatened

Tagged decline, global warming, hypothesis, IUCN Red List, observations, polar bear, population size, predictions, sea ice, USFWS

Nearly all said that global warming threatens polar bear populations.

The BioScience study also analyzed the arguments made by 45 science - based blogs about the impacts of global warming on polar bear populations.

Tagged climate change, conservation, extinction, global warming, grizzly, grolar, hungry, hybrid, Pearse, pizzly, polar bear, population size, sea ice, starving, survivors

With virtually all CAGW projections diverging further from reality, CAGW's survival depends on propagandizing lies and half - truths: the «97 %» meme, severe weather, sea levels, global warming trends, ocean acidification, polar bear and penguin populations, polar ice caps, etc., are all supposedly worsening at «unprecedented» rates.

Watch the global warming issue zooming by in a superficial manner and all the horrific claims — increasingly extreme weather events, imperiled polar bear populations, skeptics who are paid to lie about the truth of all of this — sound like they are true.

To argue that polar bear populations may be increasing, or may be suffering for reasons other than ice melt is to deny global warming.

Tagged Amstrup, Derocher, estimates, global warming, polar bear, population decline, population numbers, predictions

If polar bears are endangered by global warming, why have bear populations more than doubled in the last 50 years?

Susan Crockford is a polar bear expert with a message that climate alarmists don't want to hear: polar bear populations are thriving and are certainly in no danger from thinning summer sea ice supposedly caused by «man - made global warming.»

The fact that «There are thousands of healthy polar bears prowling the Arctic at this moment» does not diminish the threat to the polar bear population due to global warming now, or in the future.

«The paper also focuses much attention on the potential for increases in polar bear attacks on humans due to sea ice loss (blamed on global warming) but ignores totally the increased risk stemming from the larger proportion of adult males that now exist in protected populations.»

4, Issue 3, pp. 73 - 84) announcing that global warming was not threatening polar bear populations.

And so, along with scientists who believe the bears are severely threatened, the producers also interviewed Mitch Taylor, a Canadian expert on polar bears who doesn't believe the bears are endangered (he says only two of the 19 polar bear populations are in decline; the program itself said half are in decline) and doesn't believe global warming is primarily human - caused or potentially catastrophic.

The polar bears of western Hudson Bay are on the front line of global warming impacts: their population declined by 22 percent between 1987 and 2004 and may be the first driven extinct by climate change.

Tagged breakup, Churchill, climate change, East Greenland, global warming, grizzly, grizzly bears, habitat, Henrik Hansen, hybrids, Nunavut, polar bear, Polar Bears International, polarbearscience, population estimate, problem bears, radio, sea ice, sea ice declines, Wapusk National Park, western hudson bay, WWF

Wilder presents these numbers as a basis for saying how concerned he is that a longer open - water season in the Arctic could increase the number of attacks by polar bears — and he's right, that's a valid concern now that the global population of bears is so high.