Former Treasury Secretary Henry Paulson, ex-New York Mayor Michael Bloomberg and Tom Steyer, a hedge-fund billionaire and major Democratic donor, are linking arms Tuesday to release a report, Risky Business, that argues U.S. companies should treat climate change as any other business threat.

The report, which says climate change could cost the country billions of dollars over the next two decades, is the product of a bipartisan group of former cabinet officers, lawmakers, corporate leaders and scientists.

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