World grain reserves are so dangerously low that severe weather in the US or other food-exporting countries could trigger a hunger crisis next year.
Biofuel producers have taken over land around the world that could feed nearly one billion people, says international charity Oxfam.
Water scientists say mankind may have to switch almost completely to a vegetarian diet over the next 40 years to avoid catastrophic shortages.
Lonesome George inspired scientists who want to conserve the planet’s biodiversity, writes John Vidal.
Amnesty International has reported that Shell lied about the magnitude of an oil spill in the Niger Delta.
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/ 13 January 2012
With unusual weather in Europe and the Americas, low Arctic ice, droughts in Africa and Latin America, 2012 picks up where 2011 left off.
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/ 12 December 2011
Scientists have warned that global leaders will need to commit to slashing carbon emissions drastically, despite the agreement reached in Durban.
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/ 28 October 2011
Captain Paul Watson is sending three ships to intercept, chase and harass the Japanese — he promises "aggressive non-violence".
Her solution, to work with the most vulnerable women to repair their own degraded environments and empower themselves, proved inspirational.
We’ve always had El Niños and La Niñas but the greenhouse gas build-up is making them worse.