A new study has revealed that humans are overloading ecosystems with nitrogen through the burning of fossil fuels and an increase in nitrogen-producing industrial and agricultural activities.
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Humans overloading ecosystems with nitrogen
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Rate of population decline speeds up
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Climate change could result in food shortages for millions
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'The environment is not our own'
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A new way to measure greenhouse gases
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The real problem is not tomorrows CO2 but yesterdays CO2
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There is change in the air:
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Humans may have used fire one million years ago
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Green jobs grow strong in hard times
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Natural environment shaped our culture
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Fuel poverty has doubled in five years
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Air pollution 'can soar when temperatures drop'
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Population has become 'dirty' word:
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Wind farms cause climate change:
53834
Biofuels are undermining food security
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Under recoveries on diesel increasing significantly:
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Giant perennial grass Miscanthus outperforms current biofuels sources