Migration, Interrupted: Natureâs Rhythms at Risk
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In a new book, David Wilcove urges conservation of species and their ways, still so little understood.
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A boatload of migrants arrives almost daily. A decade ago, most were from Eastern Europe. Increasingly, they are from Africa and Asia.
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A fascinating new study in the January/February 2007 issue of Physiological and Biochemical Zoology looks at the benefits of huddling vs. solitude, comparing strategies used by striped skunks to get through long, cold winters in northern climates.
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Some of the most spectacular migratory animals will be severely affected by climate change, a UN report says.
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By Nisha Sabanayagam; Ranjeetha Pakiam; Minderjeet Kaur; Teresa Yong;  THE tipping point is very close.   Environmentalists warn that once past it, our countrys environmental deterioration will lead to irreversible consequences.  It may already have happened.
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LONDON, Sep 14 (IPS) - Migration is leading to a new colour-coding that   can be dangerous for city life, a new report warns.
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Some physicists are creating a revolution in the arcane world of ultra-precise clocks. And among them is a researcher who has trouble getting anywhere on time. &quot;I do tend to be a little bit late,&quot; said Jim Bergquist, 58.
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By Wood, Aaron R Zelditch, Miriam L; Rountrey, Adam N; Eiting, Thomas P; Et al  Abstract.- Evolutionary stasis has often been explained by stabilizing selection, intrinsic constraints, or, more recently, by spatially patterned population dynamics.
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Science & environment: The fashion for new decorations every year is helping create an eco timebomb
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The more time people spend surfing the web and watching TV, the less time they spend in nature. And that loss of contact eventually lessens their interest in protecting the natural environment, a new study claims.
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A new study shows that climate uncertainty has influenced the evolution of cooperative behavoir in African starlings.
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CERRO PELON, Mexico -- High on a remote mountaintop, Alfredo Cruz Colin gazed at a panorama of giant pines and firs where millions of orange and black monarch butterflies spend the winter after flying as far as 2,000 miles from Canada and the United States. He saw two things: one of North America's...
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By BOB HAYWOOD  A QUIET revolution among the birds and the bees is changing the face of wildlife in the Midlands.   This year's blazing hot summer - against a background of global warming - has brought exotic new species to the region which have not been seen for centuries, or ever.
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The problem is that while the hours are the same, people's habits differ radically.
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By JOHANN HARI  In the black gloop of down-beat news on global warming and Iraq, we sometimes forget that, in at least one respect, we are living through a shimmering moment of progress that should fill us with awe.
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NEW YORK  - Scientists are closer to   understanding how a particular gene mutation causes some people   to be extreme morning larks -- findings that could eventually   aid in understanding various sleep disorders.
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Many climate systems will undergo a series of sudden shifts this century as a result of human-induced climate change.