Climate Warming Could Lead to Tundra Fires; Preserving the Hemlock; Kangaroo Cull
Warming climate may cause arctic tundra to burn from PhysOrg.com
Research from ancient sediment cores indicates that a warming climate could make the world’s arctic tundra far more susceptible to fires than previously thought. The findings, published this week in the online journal, PLoS ONE, are important given the potential for tundra fires to release organic carbon – which could add significantly to the amount of greenhouse gases already blamed for global warming.[…]
Preserving the Hemlock from PhysOrg.com
As part of an ongoing effort to preserve the imperiled eastern hemlock tree species, researchers from North Carolina State University have successfully located the most genetically diverse populations of the species in the southern portion of its range. They hope that by collecting the seeds from these trees the species-which is suffering both from insect infestation and prolonged drought conditions-can be saved from extinction.[…]
Hundreds of kangaroos face cull in Australia: report from PhysOrg.com
More than 400 kangaroos living on Australian defence department land face being culled after a plan to relocate them was blocked, a report said Tuesday.[…]
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