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Mark Nelson, PhD, takes us on a global expedition to learn how we are wasting the world's dwindling supply of fresh water by flushing away a very valuable resource, our own human wastes! The author is founding director of the Institute of Ecotechnics and has worked for several decades in closed ecological systems research. As one of eight brave souls enclosed in the pioneering Biosphere 2 experiment, Nelson realized how essential the proper use
...3) We can't run away from this: racing to improve running's carbon footprint in our climate emergency
6) Green guide for artists: nontoxic recipes, green art ideas, & resources for the eco-conscious artist
15) The appeal
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