Browsing the "civilization" Tag

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Topsoil: Civilization’s Foundation Eroding

By Lester R. Brown The thin layer of topsoil that covers the planet’s land surface is the foundation of civilization. This soil, typically 6 inches or so deep, was formed over long stretches of geological time as new soil formation exceeded the natural rate of erosion. But sometime within the last century, as human and […]

September 29th

Learning from Past Civilizations

By Lester R. Brown To understand our current environmental dilemma, it helps to look at earlier civilizations that also got into environmental trouble. Our early twenty-first century civilization is not the first to face the prospect of environmentally induced economic decline. The question is how we will respond. As Jared Diamond points out in his […]

Earth Policy Institute: Slide Show for Plan B 3.0 — Mobilizing to Save Civilization

http://www.earthpolicy.org/Books/PB3/presentation.htm Earth Policy Institute (EPI) has created a PowerPoint presentation that summarizes Lester Brown’s latest book, Plan B 3.0: Mobilizing to Save Civilization. It quickly reviews the book’s key concepts using data, facts, and figures, including the Plan B blueprint for reducing net carbon dioxide (CO2) emissions 80 percent by 2020 to stabilize climate. All […]