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Earth and Environment
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Australian agency denies gagging researchers
Furore over decision to pull scientist's carbon trading critique from journal.
6 November 2009
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Oldest American artefact unearthed
Oregon caves yield evidence of continent's first inhabitants.
5 November 2009
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Aftershocks can last for centuries - Premium content
Why earthquakes might happen in unexpected places.
4 November 2009
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Carbon trading: How to save a forest
Projects in Madagascar could provide a model for stemming deforestation. But first these efforts must deal with the poverty and political upheaval that threaten forests, reports Anjali Nayar.
4 November 2009
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Q+A: Aftermath of a tsunami - Premium content
A natural-hazards expert talks about surveying the destruction in Samoa.
3 November 2009
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Brazil mulls major climate action - Premium content
If adopted, the move would put the country ahead of other developing nations on emissions curbs.
2 November 2009
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The melting snows of Kilimanjaro - Premium content
Glaciers crowning Africa's tallest mountain could disappear within decades.
2 November 2009
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Native American culture sowed seeds of its own collapse - Premium content
Floods brought the Nazca to their knees — but they crippled themselves by over-farming first.
2 November 2009
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Satellite launches to track the world's water - Premium content
Soil moisture and ocean salinity set to be monitored from space.
2 November 2009
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Air tides cause landslides - Premium content
Pressure fluctuations can set slopes in motion.
1 November 2009
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