By Dan Satherley
Climate change and carbon-based air pollution kills an estimated 5 million people a year, and already costs the world US$1.2 trillion annually, according to a new report.
Commissioned by the Climate Vulnerable Forum, a coalition of 20 countries, Climate Vulnerability Monitor: A Guide To The Cold Calculus Of A Hot Planet says by 2030, the cost of climate change will rise to 3.2 percent of world GDP and deaths will top 6 million – with developing countries taking most of the brunt.
The report said the cost of combating climate change – around 0.5 percent of global GDP – was dwarfed by the costs of doing nothing.
"A combined climate-carbon crisis is estimated to claim 100 million lives between now and the end of the next decade."
More than 90 percent of the deaths will occur in developing countries, which also face sacrificing 5 to 10 percent of their economies.
"One degree Celsius rise in temperature is associated with 10 percent productivity loss in farming," Bangladesh's prime minister Sheikh Hasina told Reuters.
"For us, it means losing about 4 million metric tonnes of food grain, amounting to about $2.5 billion. That is about 2 percent of our GDP… Adding up the damages to property and other losses, we are faced with a total loss of about 3 or 4 percent of GDP."
Since the industrial revolution, the world's average temperature has risen 0.8degC. Arctic ice levels set new lows this year, and extreme weather events are becoming more common.
"Climate change and weather extremes are not about a distant future," European Union climate chief Connie Hedegaard wrote in The Guardian last week.
"Formerly one-off extreme weather episodes seem to be becoming the new normal."
The full report is available at http://daraint.org.
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