Global warming capable of sparking mass species extinctions
...arter of the world's species would be committed to extinction by 2050 as a result of global warming. This lates...e world. The results reinforce the massive species extinction risks identified in the 2004 study. "Climate change is rapidly becoming the most serious threats to ...Crucial site for endangered frogs and birds saved
... save several species of birds and amphibians from extinction shows the importance of conservation partnerships such as the Alliance for Zero Extinction," said Claude Gascon, CI's senior vice president for regional programs. "By working together, we were able to forever protect a site identified by AZE as the l...The future of tropical forests
...tation and habitat loss are expected to lead to an extinction crisis among tropical forest species. Humans in ru... will slow, regeneration will accelerate, and mass extinction of tropical forest species will be avoided," report S.J. Wright, Smithsonian Tropical Research Insti...Does tropical biodiversity increase as rainforest area expands during global warming?
...proposes that changes in area drive speciation and extinction in the tropics. "There is good correlation between area and number of species: more area implies more species. During global warming, tropical areas expand and diversity goes up, the opposite happens during global cooling. If this is the case, fr...Invasive exotic plants helped by natural enemies
...any of the resident herbivores have been hunted to extinction by early settlers, often times to make room for their own domesticated and feral herbivores from the old world," said Parker. He also noted that this radical shift in herbivore composition may favor exotic plants over natives. Recent research, includ...Mass extinctions a threat from outer space or our own planet's detox?
...ers and are they solely responsible for every mass extinction on earth? There is scant evidence of impacts at th...nd does not seem large enough to have triggered an extinction at these times." Flood basalt eruptions are he says - an alternative kill mechanism. These do corr...Australian geneticist receives top award
...me research, and the implications of her predicted extinction of the Y-chromosome in humans. Professor Graves said it was a great honour to receive an award that aimed to celebrate the contributions of women in science. "This initiative also recognises talented early-career women researchers with a fellowship t...Tomorrow's endangered species: Act now to protect species not yet under threat
...mammals such as North American reindeer which risk extinction in the future as the human population grows, accor...cern'. Among the species with the highest latent extinction risk according to the new study are the North American reindeer, the musk ox, the Seychelles flying ...'Extinction-proof' population sizes cannot be predicted from species traits
...ceptibility of species to human-caused decline and extinction can be predicted by traits such as body size, ecological specialization, dispersal ability, fertility, and so on. However, a recent paper published in Ecology Letters by Brook, Traill and Bradshaw of Charles Darwin University in Australia shows that ...Fossil wood gives vital clues to ancient climates
...in oceanic stratification coincident with a marine extinction event. "Rapid, large falls in sea-level in the ancient record are typically only produced by a glaciation, and so the combination of all the data during the mid-Cretaceous period suggests a short-lived glaciation during a period generally considered ...Hermaphroditic plants have genetic advantage in areas where extinctions are frequent
...odites have been selected in regions with frequent extinction and re-colonization. "[We used] the general theor...populations, which tells us that repeated bouts of extinction and re-colonization should reduce genetic diversity within populations and increase genetic differen...Oceans may soon be more corrosive than when the dinosaurs died
...s more acidic and, if unabated, could cause a mass extinction of marine life similar to one that occurred 65 mil...rs. Ocean acidification has the potential to cause extinction of many marine species." When carbon dioxide from the burning of coal, oil, and gas dissolves in the...University of Kentucky author captures national attention with 'Lost Mountain'
...t and poisoned groundwater, to irrevocable species extinction and landscape destruction. "Lost Mountain" aims to shape the national debate about what Reece considers to be one of the most serious and devastating environmental crises facing our nation. Reece was inspired to write about strip mining and the Appal...Scientists discover dozens of new species in 'Lost World' of western New Guinea
...ecies. Large mammals that have been hunted to near extinction elsewhere were here in abundance. We were able to simply pick up two Long-Beaked Echidnas, a primitive egg-laying mammal that is little known." The discoveries solved one major ornithological mystery the location of the homeland of Berlepsch's Six-W...Ray of hope for vultures facing extinction
... The two key steps necessary to save vultures from extinction are removal of diclofenac from their food chain, and the establishment of conservation centres for captive breeding as a stop-gap measure until that is achieved. "It is essential that the environment is free of diclofenac before vultures from cons...Pitt professor's theory of evolution gets boost from cell research
...can't do a quick fix on the environment to prevent extinction because the cause of the mutation occurred some time in the past, and you don't know what the cause of the stress was at that time," Schwartz said. "This new understanding of how organisms change provides us with an opportunity to forestall the damag...Genetic study shows humans have pushed orangutans to the brink of extinction
...e genetic study shows that there is a high risk of extinction of the orangutan in Sabah in the near future if this decline goes on unabated," says Marc Ancrenaz, who also participated in the study. "The major threat to the long-term survival of orangutans in Sabah is linked with oil palm plantation development ...Lots of flowers and trees, not enough birds and bees
... destruction, pesticide use, invasive species, and extinction of vertebrates," said Tia-Lynn Ashman, associate professor of biological sciences at Pitt, who was involved in the study along with former Pitt biology graduate students Janette A. Steets, now of the University of Alaska Fairbanks, and Tiffany Knight...Climate change drives widespread amphibian extinctions
...species around the world teetering on the brink of extinction or has already pushed them into the abyss. "Disease is the bullet that's killing the frogs," said J. Alan Pounds, the study's lead scientist affiliated with the Tropical Science Center's Monteverde Cloud Forest Preserve in Costa Rica. "But climate ch......new report that links global warming to the recent extinction of dozens of amphibian species in tropical America...plex relationship between global warming and major extinction of species. "This new study is a breakthrough, and the powerful synergy between pathogen transmissi...