Settled junk science: Climate-related disasters have killed a total of 1.3 million people over the last 32 years, and climate change also kills 4.5 million people every year?

An open letter to Obama from the world's poorest countries | Pa Ousman Jarju | Environment | guardian.co.uk

As researchers at Brown University's climate and development lab have shown, climate-related disasters such as droughts, extreme temperatures, floods, and hurricanes have caused an estimated 1.3 million deaths since 1980. Two-thirds of these deaths (over 909,000) occurred in the least developed countries. We are only 12% of the world's population, but we suffer the effects of climate-related disasters more than five times as much as the world as a whole.

Climate Change Already Causing $1.2 Trillion in Lost Economic Output, 4.5 Million Deaths Annually | FDL News Desk

Climate change is already contributing to the deaths of nearly 400,000 people a year and costing the world more than $1.2 trillion, wiping 1.6% annually from global GDP, according to a new study.
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Air pollution caused by the use of fossil fuels is also separately contributing to the deaths of at least 4.5m people a year, the report found.

I wonder if we can expect newly-minted truthteller Chris Mooney to rush in and resolve these discrepancies.