As the proud successor to the Pew Center on Global Climate Change, and recently named the world’s top environmental think tank, C2ES provides independent analysis and innovative solutions to the twin challenges of energy and climate change.

Building Standards for State Buildings


The Leadership in Energy and Environmental Design (LEED) Green Building Rating System is a voluntary standard that was created by the U.S. Green Building Council to provide a complete framework for assessing building performance and meeting sustainability goals. LEED emphasizes state of the art strategies for sustainable site development, water savings, energy efficiency, materials selection and indoor environmental quality.

Updated: November 1st, 2011