The authors gratefully acknowledge the contributions to this publication by Shelley Alpern, Karen Risse, and Daniel Sosland. We thank Pankaj Bhatia, Liz Cook,

David Jhirad, Ryan Levinson, Marta Miranda, Mark Milstein, Carl Schlemmer, and Lydia Vermilye Weiss at the World Resources Institute for their comments. We also thank all the people who work on the Climate Northeast project for sharing information and contributing to this report, including Mark Buckley, Dennis Canavan, Rich Cicciari, Al Forte, Don Harwood, Oleg Krotoff, Stephen Lane, Pat McCullough, Steve Meyers, Jon Russell, and Roy Wood.

We also express our gratitude to Hyacinth Billings, Gayle Coolidge, Maggie Powell, Curtis Runyan, and Margaret Yamashita for assistance in turning our draft paper into a complete publication.

This project would not be possible without the generous support of the Emily Hall Tremaine Foundation and S.C. Johnson Fund, Inc. We especially acknowledge the support and long-time environmental leadership of the late Sam Johnson.

The authors alone are responsible for the views and perspectives expressed in this publication.