By James Hansen. Continued high fossil fuel emissions unarguably sentences young people to either a massive, possibly implausible cleanup or growing deleterious climate impacts or both, scenarios that should provide both incentive and obligation for governments to alter energy policies without further delay.
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The threat to agriculture is seldom mentioned among the impacts of global climate change. Few other economic activities depend so much on climate. Year-to-year variations in climate, including rainfall and the length of the growing season, remain the greatest determinant of agricultural productivity and the cost of food.
A new study sponsored by Nasa’s Goddard Space Flight Center has highlighted the prospect that global industrial civilisation could collapse in coming decades due to unsustainable resource exploitation and increasingly unequal wealth distribution.
An NCSU researcher reports on likely climate change effects on corn, soy, and cotton production. Too many high-temperature days drastically reduce production. Climate change projections predict lots more days with temps that reduce production.