News Feature |
Featured
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River metals linked to tar sand extraction
Researchers find that pollutants in Canada's Athabasca River are not from natural sources.
- Hannah Hoag
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Science panel gives hope in river-pollution dispute
Environmental monitoring set to resolve arguments over paper mill.
- Anna Petherick
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Upbeat oil report questioned
Researchers see major uncertainties in Deepwater Horizon spill assessment.
- Mark Schrope
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Freedom of spill research threatened
Scientists call for impartial funding and open data as BP and government agencies contract researchers.
- Amanda Mascarelli
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Opinion |
A new strategy for energy innovation
The US government must make the Department of Defense a key customer for energy technologies and make greenhouse-gas reductions a public good, say John Alic, Daniel Sarewitz, Charles Weiss and William Bonvillian.
- John Alic
- , Daniel Sarewitz
- & William Bonvillian
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China faces up to groundwater crisis
Researchers call for effective monitoring and management of water resources.
- Jane Qiu
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Debate grows over impact of dispersed oil
Researchers fear chemical is finding its way to shore and up the food chain
- Amanda Mascarelli
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Tapping the crowd for technologies
Just how seriously is BP taking its own call for public solutions to the Gulf oil spill?
- Amanda Mascarelli
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News |
Oil-spill health risks under scrutiny
Scientists call for more research to monitor effects of oil exposure.
- Amanda Mascarelli
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News Feature |
Volcanology: Out of the ashes
The Icelandic eruption has given researchers the opportunity of a lifetime. Katharine Sanderson talks to scientists working around the clock to study the volcano and its effects.
- Katharine Sanderson
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News |
Researchers track path of oil from rig spill
Officials desperately seek answers on where the slick will head.
- Mark Schrope
- & Janet Fang
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Opinion |
Measure methane to quantify the oil spill
Plumes of dissolved gas could be used to determine how much oil has leaked into the Gulf of Mexico, says David Valentine — if the studies are done soon.
- David Valentine
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Flood of oil, drought of research
Scientists frustrated as questions about the Gulf of Mexico oil spill go unanswered.
- Mark Schrope
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Correspondence |
Volcanic ash should not be presumed harmless in long term
- Sergio Mascarenhas
- & Luiz H. C. Mattoso
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Editorial |
Up in the air
Ways to obtain more accurate data can and should be put in place to police greenhouse-gas emissions.
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Greenhouse-gas numbers up in the air
To control emissions, countries must first account accurately for their carbon. That will take considerable effort, reports Jeff Tollefson.
- Jeff Tollefson
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News & Views |
Grazing and nitrous oxide
Most emissions of nitrous oxide from semi-arid, temperate grasslands usually occur during the spring thaw. The effects that grazing has on plant litter and snow cover dramatically reduce these seasonal emissions.
- Stephen J. Del Grosso
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News |
Worries over electronic waste from the developing world
Millions of computers heading for unregulated recyclers could poison water and soil.
- Richard A. Lovett
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News & Views |
More ozone over North America
Springtime ozone levels in the lower atmosphere over western North America are rising. The source of this pollution may be Asia, a finding that reaffirms the need for international air-quality control.
- Kathy Law