Sentences with phrase «high risk of extinction»

Barney Long, WWF's Asian Species Expert, commented that «These dolphins are at high risk of extinction by their small population size alone... with the added threats of gill net entanglement and high calf mortality, we are seriously concerned about their future.»

The loggerhead sea turtle is listed as threatened (likely to become endangered, in danger of extinction, within the foreseeable future) under the U.S. Federal Endangered Species Act and internationally it is listed as endangered (facing a very high risk of extinction in the wild in the near future) by the International Union for Conservation of Nature and Natural Resources.

Based on regional studies, the Intergovernmental Panel on Climate Change (IPCC) estimated that 20 — 30 % of the world's species are likely to be at increasingly high risk of extinction from climate change impacts within this century if global mean temperatures exceed 2 — 3 °C above pre-industrial levels [6], while Thomas et al. [5] predicted that 15 — 37 % of species could be «committed to extinction» due to climate change by 2050.

«A taxon is Endangered when it is not Critically Endangered but is facing a very high risk of extinction in the wild in the near future, as defined by any of the criteria....»

«Rare coastal martens under high risk of extinction in coming decades.»

Species that are highly attractive or different have higher risks of extinction compared to those that blend similarly with the rest, a new study finds.

The Intergovernmental Panel on Climate Change (IPCC) Fourth Assessment Report estimates that approximately 20 - 30 percent of the world's plant and animal species assessed as of 2006 are likely to be at increasingly high risk of extinction as global mean temperatures exceed a warming of 2 — 3 °C above preindustrial levels.

«If we carry on the way that we are, we're looking at a really high risk of extinction for some of these shark species within the next few decades.»

The practice has put some sea cucumber species at high risk of extinction, even in a relatively well - managed area, the Great Barrier Marine Park in Australia.

They have a higher risk of extinction,» Hunt says.

The researchers, from the University of Exeter, showed there is a higher risk of extinction cascades when other species are not present to fill the «gap» created by the loss of a species.

An increase in the synchrony of the climate could expose marine and terrestrial organisms to higher risks of extinction, said study co-author Ivan Arismendi, an aquatic ecologist and assistant professor at Oregon State University.

«The Red - headed vulture is a very rare species; they are facing a high risk of extinction,» said Tan Sophan, WCS's Vulture Project Coordinator in Chhep Wildlife Sanctuary.

While Payne and his colleagues did not directly examine why large modern marine animals are at higher risk of extinction, their findings are consistent with a growing body of scientific literature that point to humans as the main culprits.

«Larger marine animals at higher risk of extinction, and humans are to blame.»

According to the Sea Turtle Conservancy, the leatherback sea turtle is listed as endangered (in danger of extinction within the foreseeable future) under the U.S. Federal Endangered Species Act and worldwide it is listed as vulnerable in 2013 (facing a high risk of extinction in the wild in the immediate future) by the International Union for Conservation of Nature and Natural Resources.

This species faces a high risk of extinction due to its isolation and tiny population size — it could potentially become the first ape species to be wiped out by human activity.

The researchers cited an estimate by the International Union for Conservation of Nature that more than 41 percent of all amphibian species and 26 percent of all mammals are at high risk of extinction.

The African elephant is classified as «vulnerable» and is facing a high risk of extinction in the wild.

• About 20 % to 30 % of all species face a «high risk of extinction» if average global temperatures rise another 1.5 to 2.5 degrees Celsius compared to 1990 levels.

In 1986, Lana Lou Lane instituted the Alapaha Blue Blood Bulldog Association, which has registered several hundred dogs, but the breed is still considered at high risk of extinction.

With significant global warming (exceeding 1.5 - 2.5 °C), 20 to 30 % of plant and animal species assessed so far are likely to be at higher risk of extinction and major changes in ecosystems are expected, which would affect not only biodiversity, but also the supply of water and food.

«There is a high risk of extinction and the threat is serious,» said Dena Cator of the IUCN's species survival commission.