Efforts to pass laws and advance clean energy projects can significantly reduce emissions, and at a low cost.

What do an offshore wind farm in New York, a campaign to install 275,000 heat pumps in Maine, and the cancellation of the Keystone XL pipeline have in common? They were all the result of “community-based strategies” with involvement or leadership from local grassroots groups. Advocates say this is a powerful and relatively cheap way of driving climate action, especially as the Trump administration rolls back as much progress as it can.

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