World's last wilderness may vanish

The world's last wilderness areas are rapidly disappearing, with explicit international conservation targets critically needed, according to University of Queensland-led research.

World seeing 'catastrophic collapse' of insects: study

Nearly half of all insect species worldwide are in rapid decline and a third could disappear altogether, according to a study warning of dire consequences for crop pollination and natural food chains.

Massive hydroelectric project faces test in Chile

A $3.2 billion hydroelectric project billed as key to satisfying Chile's growing energy needs faces a major hurdle Monday as an environmental panel decides whether or not to give it the green light.

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