With Mass. Off Track On Emissions Goal, Advocates Seek 1st State Carbon Tax WBUR

“This is carbon pricing,” State Senator Mike Barrett said, “and the idea is to make it a little more expensive to pollute, a little more expensive to buy something that results in the emission of carbon dioxide into the atmosphere — which is the greenhouse gas that causes climate change — make it a little more expensive to do all that, but then you send the money back so that you spend it on something less polluting.”

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