Sentences with phrase «lead to their extinction now»

Not exact matches

Scientists now believe that the projected decreases in the polar sea ice due to global warming will have a significant negative impact or even lead to extinction of this species within this century.

Using the most comprehensive conservation data available for both marine and non-marine organisms, research led by Dr Thomas Webb, from the University's Department of Animal and Plant Sciences, has shown that 20 to 25 per cent of the well - known species living in our seas are now threatened with extinction — the same figure as land living plants and animals.

The fact that it is now showing up in Hawai`i in double - digit numbers around breeding season is huge news and potentially a major development in the efforts to protect this species from extinction,» said Dr. George Wallace, Vice President for Oceans and Islands at American Bird Conservancy, the nation's leading bird conservation organization.

Now, an MIT professor has analyzed the changes that took place in the carbon cycle leading up to these events and found that the end of this century could mark the tipping point for a sixth mass extinction event.

«There's broad consensus that rapid climate change in the Arctic is hurting polar bears right now and the U.S. government needs to take aggressive action to pull this majestic species back from the brink of extinction,» said Kassie Siegel, director of the Center for Biological Diversity's Climate Law Institute and author of the petition that led to Endangered Species Act listing for the bear in 2008.

Until now, the true extent of extinctions within these patches of wilderness was not fully known, leading to some complacency on the part of government officials charged with conservation.