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British Butterfly adapts to climate change by migrating north, changing diet

Study finds newly adapted butterflies lost ability to feed on food in their original habitat

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Waste to wealth

Pomegranate peel can be used to make gold and silver nanoparticles

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California drought the worst in 1,200 years

Human-induced climate change to be blamed for extreme weather

Melting season in Arctic longer by about five days: NASA report

An ice-free Arctic Ocean during the summer might be reached this century, say experts

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Stop passing the buck

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Urban farming now covers area equal to size of Europe, says study

Farming by city dwellers plays major role in food security, finds the study