The Princeton Review has done us all a service and researched the most eco-friendly universities in the U.S. For 2010, the Princeton Review looked at 697 colleges in the country to see how green they really were and passed on the ratings to us. Take a peek below and see if your Alma mater made the grade: ■Arizona State University (Tempe Campus, AZ) ■Bates College (Lewiston, ME) ■Binghamton University (Binghamton, NY) ■College...