Physics Nobel belies Italy's scientific brain drain

Italian physicist Giorgio Parisi will receive a shared Nobel prize at a ceremony Monday, but behind the celebrations is consternation at the brain-drain that for years has seen many young scientists leave to work abroad.

Huge rooftop greenhouse is Montreal's local farm

A Montreal company is eagerly awaiting a crop of tomatoes, cucumbers and herbs grown in a vast greenhouse perched on top of an office building, and billed as the world's first rooftop garden farm.

Drought forces water use rethink in Spain

Faced with a historic drought and threatened by desertification, Spain is rethinking how it spends its water resources, which are used mainly to irrigate crops.

Aspects of prescribed burning questioned by experts

The scientists (from The University of Western Australia, Kings Park and Botanic Garden, and Kew) argue that deliberately increasing the frequency of fires may lead to ecosystem degradation and loss of biodiversity.

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