The Democratic presidential candidate said he would seek to impose a tax on carbon dioxide pollution , long a nonstarter with majority Republicans in Congress, and aim to slash carbon pollution in the U.S. by 80 percent by 2050 compared to levels in 1990. Railing against the fossil fuels industry, he said his approach would put "people before the profits of polluters."

his plan would also seek to protect low-income and minority communities, which have been adversely affected by massive storms like Hurricane Katrina.

Look out for someone with that expression ..