The ground floor of Rockefeller is a virtual labyrinth of scaffold, ladders, pipes, and dangling wires.

According to the Sustainability Endowments Institute, Harvard is one of only six universities, including Dartmouth, to merit the highest overall grade of "A-," earning them the distinction of College Sustainability Leaders. The 2007 report states that "Harvard University has one of the most comprehensive green campus programs in the country." HDS photograph