Tag

ecosystems

Study shows how climate affects biodiversity

A key question in the climate debate is how the occurrence and distribution of species is affected by climate change. But without information about natural variation in species abundance it is hard to answer. In a major study, published today in the leading scientific journal Current
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Warmer Waters Threaten Future of Traditional Fish and Chips

<!– –> Popular North Sea fish such as haddock, plaice and lemon sole could be replaced on the menus of the nation’s fish and chip shops as the seas around the UK continue to warm at a rapid rate, a new study warns. Fish distributions are limited by water temperature
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Mercury levels in Arctic birds found increasing over the past 130 years

<!– –> Alarm bells are ringing for Arctic wildlife with the discovery that mercury levels in the feathers of ivory gulls have increased almost 50-fold.  University of Saskatchewan biologists studied the feathers of museum specimens spanning a 130-year period. Lead re
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Record low snowpacks in Southwest is bad news for water supplies

<!– –> Nine states report record low snowpacks. A report from the US Department of Agriculture states, “the largest snowpack deficits are in record territory for many basins,especially in the Cascades and Sierra Nevada where single – digit percent of normal condition
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The impact levees have on groundwater recharge

<!– –> Strange as it sounds, flood control can be part of the solution to managing California’s droughts. University of California scientists have shown that making more room for floodwaters can improve the state’s groundwater supplies and fisheries. Removing some le
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How can we improve plant growth?

Supercomputers and genetic engineering could help boost crops’ ability to convert sunlight into energy and tackle looming food shortages, according to a team of researchers. Photosynthesis is far from its theoretical maximum efficiency, say the authors of a paper in Cell, published on
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US-protected lands mismatch biodiversity priorities

The United States has one of the oldest, best-established park systems in the world. But what if those public lands — mostly created to preserve scenic natural wonders — are in the wrong place to conserve the lion’s share of the nation’s unique biodiversity? A new study pu
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Sun experiences seasonal changes

The Sun undergoes a type of seasonal variability, with its activity waxing and waning over the course of nearly two years, according to a new study by a team of researchers led by the National Center for Atmospheric Research (NCAR). This behavior affects the peaks and valleys in the a
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Early warning system to detect algal blooms being launched by EPA

<!– –> The U.S. Environmental Protection Agency (EPA) announced today that it is developing an early warning indicator system using historical and current satellite data to detect algal blooms. EPA researchers will develop a mobile app to inform water quality manager
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Yum! Brands announces zero deforestation policy for palm oil

Yum! Brands, the company that owns KFC, Taco Bell and Pizza Hut, on Thursday announced a zero deforestation policy for its palm oil sourcing. The move came after aggressive campaigns by environmental groups that argued the chains weren’t doing enough to ensure the palm oil they
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