California legislators gave regulators at the state’s Air Resources Board approval to endorse a plan that could lead to the widespread use of forest preservation offsets, but not without committing to “vigorous and proactive monitoring,” a note of caution inspired, in part, by a recent ProPublica investigation that showed how these carbon credits have not provided the emissions cuts they promised.

In a letter from an ad-hoc workgroup to the board, four assembly members noted the scientific problems highlighted in the story, which make it hard to accurately quantify how much carbon is being offset by preserved forests.

Credit by - Pro Publica

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