Sooty ships may be geoengineering by accident
Oil-burning ships are fertilising the north Pacific with iron – inadvertently putting a proposed geoengineering idea into practice.
Jeff Hecht
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97% of Greenland surface ice turns to slush
The surface of Greenland has turned to slush. Satellite data shows that a warm spell earlier this month melted nearly the entire surface of the nation's ice cap. The melt is unusual: normally about half
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Antarctic ice may be more stable than we thought
<p> <meta content="text/html; charset=utf-8" http-equiv="CONTENT-TYPE" /> <title></title> <meta content="OpenOffice.org 3.2 (Linux)" name="GENERATOR" /> <style type="text/css"> <!-- @page { margin: 0.79in } P { margin-bottom: 0.08in } --> </style> <p><font size="3">Whether Antarctica's ice will survive a warmer world is one of the great puzzles of climate science.
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Clean-up of oil spill may cause long-term damage
Methods of mopping up the oil hitting the shore from the Gulf spill must be carefully assessed to be sure they don't do more harm than good.
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Clean-up of oil spill may cause long-term damage
Methods of mopping up the oil hitting the shore from the Gulf spill must be carefully assessed to be sure they don't do more harm than good.
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Risk to Everglades is Florida's shame
Efforts to keep the unique wetlands of Everglades from dying have been credit crunched, says Jeff Hecht.
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Wet weather put early humans on Europe's doorstep
Trees and shrubs grew in the Sahara between 120,000 and 45,000 years ago, suggesting wet spells may have helped early humans as they left Africa.
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Did lead cause global cooling?
Atmospheric particles containing lead might have offset the Earth's warming in the 20th century.
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Time to go ahead with Nevada nuclear dump?
After $10 billion spent, countless papers and a large helping of controversy, are we any closer to knowing whether Yucca Mountain in the Nevada desert offers a secure resting place for America's nuclear legacy?
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Time to go ahead with Nevada nuclear dump?
AFTER $10 billion spent, countless papers and a large helping of controversy, are we any closer to knowing whether Yucca Mountain in the Nevada desert offers a secure resting place for America's nuclear legacy?