HUMANS are churning through the Earth's resources at 1.5 times the rate that nature can replace them - and the over-consumption rate is worsening.
The Living Planet Report, by environment group WWF, estimates that the Earth has enough productive land and sea for each person to use 1.8 hectares to draw the resources they need. In 2007, the average person used 2.7 hectares.
Scientists call this a state of ''ecological overshoot'' - extracting resources at a faster rate than the natural world can replace them.
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