CoEVOLUTION QUARTERLY. No. 15. Fall 1977.

This edition of CoEvolution Quarterly takes readers through the innovative landscape of the late 1970s, spotlighting a critical exploration of solar water heating systems emerging in Los Angeles. Through the contributions of distinguished writers like Ken Butti and John Perlin, the issue presents a compelling narrative on the intersection of technology and environmental stewardship, showcasing the radical shifts in energy practices.

Alongside the cover story, the periodical features a diverse range of articles that delve into the thoughts of influential figures such as Malcolm Cowley and Huey P. Newton. This issue serves as a portrait of a time when ideas about sustainability began to take root, urging readers to reconsider their relationship with both technology and nature.