Ecosystem Current Events | Ecosystem News | 9
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Evolution of new species slows down as number of competitors increases
The rate at which new species are formed in a group of closely related animals decreases as the total number of different species in that group goes up, according to new research published in PLoS Biology. view more (2008-03-25)
Fueling Ethanol Production While Protecting Water Quality
Grain-based ethanol production has increased dramatically in recent years as the cost and instability of oil has increased. New U.S. government policies require major increases in ethanol production. While future plans call for a viable cellulosic ethanol industry, expanded grain ethanol production will lead to further growth of corn acres in the... view more... (2008-04-02)
No joy in discoveries of new mammal species -- only a warning for humanity, Paul Ehrlich says
In the era of global warming, when many scientists say we are experiencing a human-caused mass extinction to rival the one that killed off the dinosaurs, one might think that the discovery of a host of new species would be cause for joy. view more (2009-02-10)
Probiotic bacteria at weaning may help alleviate allergy in infants
“Friendly” bacteria (probiotics) given to babies during weaning may help alleviate the symptoms of eczema, suggests research in Gut. view more (2002-06-20)
Reforestation using exotic plants can disturb the fertility of tropical soils
In many regions of the world, the impact of human activity on the environment intensified considerably over the past century. The high world population growth rate and the expansion of areas given over to crop production associated with climatic changes (longer periods of drought, irregular rainfall patterns) induced by global warming, have... view more... (2008-05-30)
As ash borer claims more trees, researcher at ISU works for species survival
Mark Widrlechner may someday be known as the modern-day Johnny Appleseed for ash trees. view more (2009-09-11)
Sudden collapse in ancient biodiversity: Was global warming the culprit?
Scientists have unearthed striking evidence for a sudden ancient collapse in plant biodiversity. A trove of 200 million-year-old fossil leaves collected in East Greenland tells the story, carrying its message across time to us today. view more (2009-06-19)
Groundbreaking Canada-US study proves link between emissions and mercury pollution in fish
A groundbreaking environmental study to be published in a prestigious American science journal proves that mercury atmospheric emissions will end up in fish in as little as three years. view more (2007-09-18)
Scientists find how amber becomes death trap for watery creatures
Shiny amber jewelry and a mucky Florida swamp have given scientists a window into an ancient ecosystem that could be anywhere from 15 million to 130 million years old. view more (2007-10-19)
Wolves, moose and biodiversity: An unexpected connection
Moose eat plants; wolves kill moose. What difference does this classic predator-prey interaction make to biodiversity? view more (2009-11-02)
Scientists show that streams are critical to preservation of oceanic coastal zones
The plight of the world's oceans is dire, according to recent studies, through insults from human-derived activities depopulating and damaging reefs, altering coastlines, and creating pollutants, such as nitrogen runoff from terrestrial watersheds. view more (2008-03-13)
Two new lakes found beneath Antarctic ice sheet
The Earth Institute at Columbia University-Lying beneath more than two miles of Antarctic ice, Lake Vostok may be the best-known and largest subglacial lake in the world, but it is not alone down there. view more (2006-01-26)
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