Global warming beneficial to ratsnakes

Speculation about how animals will respond to climate change due to global warming led University of Illinois researcher Patrick Weatherhead and his students to conduct a study of ratsnakes at three different latitudes—Ontario, ...

Cambodia battles to save rare Mekong dolphins

The sight of two dolphins twisting playfully in the murky waters of the Mekong river elicits barely stifled squeals of delight from a boatload of eco-tourists.

Ozone levels have sizeable impact on worker productivity

Researchers in the Department of Health Policy and Management at Columbia's Mailman School of Public Health assessed the impact of pollution on agricultural worker productivity using daily variations in ozone levels. Their ...

Are elder siblings helpers or competitors?

Having elder siblings decreases mortality risk in childhood, but same-sex elder siblings are associated with lower marriage rates and fewer children for their younger siblings in adulthood, according to the results of a long-term ...

Maple syrup, moose, and the local impacts of climate change

In the northern hardwood forest, climate change is poised to reduce the viability of the maple syrup industry, spread wildlife diseases and tree pests, and change timber resources. And, according to a new BioScience paper ...

Statistics can dispel global misconceptions, unveil truths

A few minutes before a recent lecture at Paine Hall, global health statistician Hans Rosling stood onstage, head down, and ran through his PowerPoint images. One showed the bespectacled Swede chest-deep in water. The caption ...

Western aspen trees commonly carry extra set of chromosomes

A large proportion of aspen in the western U.S. sport an extra set of chromosomes in their cells, a phenomenon termed triploidy, according to new research published Oct. 31 in the open access journal PLoS ONE by Karen Mock ...

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