Dead forests release less carbon into atmosphere than expected
(Phys.org) —Billions of trees killed in the wake of mountain pine beetle infestations, ranging from Mexico to Alaska, have not resulted in a large spike in carbon dioxide released into the atmosphere, contrary ...
Cats in US kill billions of birds, mammals, study finds
Domestic cats in the United States kill up to 3.7 billion birds and as many as 20.7 billion mice, voles and other small mammals each year, biologists estimated on Tuesday.
New tools for detecting previously unknown tree mortality will shed light on role of Amazon forests in carbon cycle
The Earth's forests perform a well-known service to the planet, absorbing a great deal of the carbon dioxide pollution emitted into the atmosphere from human activities. But when trees are killed by natural ...
Climate change endangers elephants, study says
By making new use of historical records, scientists have shown that climate change could have a greater impact on Myanmar's elephants' dwindling numbers than previously thought.
Study shows pine beetle outbreak buffers watersheds from nitrate pollution
A research team involving several scientists from the University of Colorado Boulder has found an unexpected silver lining in the devastating pine beetle outbreaks ravaging the West: Such events do not harm water quality ...
New app powers better sanitation in developing world
A new mobile phone app developed by a University of Nottingham researcher is changing the lives of millions of people in Africa by giving them the power to instantly report problems with poor sanitation.
A model predicts that the world's populations will stop growing in 2050
Global population data spanning the years from 1900 to 2010 have enabled a research team from the Autonomous University of Madrid to predict that the number of people on Earth will stabilise around the middle ...
Study maps accidental killings of sea turtles
Sea turtles can get accidentally caught and killed in fishing operations, and new research out Monday seeks to map this phenomenon for the first time in a bid to save the endangered creatures.
New bone survey method could aid long-term survival of Arctic caribou
A study co-authored by a University of Florida scientist adds critical new data for understanding caribou calving grounds in an area under consideration for oil exploration in Alaska's Arctic National Wildlife Refuge.
Where, oh where, has the road kill gone?
Millions of birds die in the US each year as they collide with moving vehicles, but things have been looking up, at least in the case of cliff swallows. Today's swallows are hit less often, thanks to shorter ...
Isolated sheep help scientists study ageing
Sheep keep having twins even in old age, say scientists.
Facebook 'Likes' a good indicator of quality hospital care
While those active on social media aren't shy about expressing opinions on their Facebook pages, how much do their "Likes" really reflect the quality of an organization? American Journal of Medical Quality recently publis ...
Economic study finds mortality and fertility factors in educational achievement
(Phys.org)—The majority of students in the U.S. will graduate with a high school diploma. The same cannot be said for some students around the world. Access to public schools is one explanation for the educational gap between ...
Rare dolphin species threatened by big fishnets
The long-beaked La Plata River dolphin, a small species living in in South America's Atlantic coastal waters, is increasingly threatened with extinction from big-net fishing, Brazilian researchers warn.