The Environmental Movement This button depicts the ecology symbol, a small letter “e” inside the larger letter “O,” the letters standing for “environment” and “organism.” Cartoonist Ron Cobb invented the symbol in 1969. The ecology symbol appeared in a g

Students and teachers can deepen their understanding of the challenge of climate change through this archived online conference. An excellent professional development resource, the homepage for the online conference provides the conference schedule and speakers, as well as gen

In this post, students will learn about the concept of eco-cities (cities designed to be in balance with nature) and their impact on the sustainability movement. Written by Art Molella, Jerome and Dorothy Lemelson Director of the Lemelson Center for the Study of Invention and Innovation, thi