World warned: change now or endanger food and climate



Humanity faces increasingly painful trade-offs between food security and rising temperatures within decades unless it curbs emissions and stops unsustainable farming and deforestation, a landmark climate assessment said Thursday.
The UN’s Intergovernmental Panel on Climate Change (IPCC) warned that efforts to limit global warming while feeding a booming population could be wrecked without swift and sweeping changes to how we use the land we live off.
Its report on land use and climate change highlighted the need to protect remaining tropical forests as a bulkhead against future warming. But in a stark warning to those who may hope that vast reforestation and biofuel schemes alone can offset mankind’s environmental damage, the report cautioned that these mega-projects could endanger food security, underlining that reducing emissions will be central to averting disaster. ‘This is a perfect storm. Limited land, an expanding human population.—APP

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