Apparently the Sierra Club is doing a project in which they "provide training, tools, resources and opportunities for youth." You can also check out what other schools are doing here.
This site makes reports on the Green-ness of Colleges. Each College gets a letter grade from "A" to "F". UH, UT-Austin, Rice,and Southwestern received a B+. Only eight schools have an "A", followed by many schools with "A-". No Texas school is above the "B+" zone.