The Top 20 in order with some excerpts accessible:
- An Inconvenient Truth: The Planetary Emergency of Global Warming and What We Can Do About It, by Al Gore, 2006
- Silent Spring, by Rachel Carson, 1962
- The Economics of Climate Change: The Stern Review, by Nicholas Stern, 2007
- Small is Beautiful: Economics as if People Mattered, by E.F. Schumacher, 1973
- Capitalism as if the World Matters, by Jonathon Porritt, 2005
- Collapse: How Societies Choose to Fail or Survive, by Jared Diamond, 2005
- Natural Capitalism: Creating the Next Industrial Revolution, by Paul Hawken, Amory Lovins and L. Hunter Lovins, 2000
- Gaia: A New Look at Life on Earth, by James Lovelock, 2000
- Our Common Future, by The World Commission on Environment and Development, 1987
- Cannibals with Forks: The Triple Bottom Line of 21st Century Business, by John Elkington, 1999
- The Limits to Growth, by Donella H. Meadows, Dennis L. Meadows and Jorgen Randers, 1972
- Cradle to Cradle: Remaking the Way We Make Things, by William McDonough (A) and Michael Braungart (A), 2002
- Fortune at the Bottom of the Pyramid: Eradicating Poverty through Profits, by C.K. Prahalad, 2004
- The End of Poverty: Economic Possibilities for Our Time, by Jeffrey Sachs, 2005.
- Heat: How to Stop the Planet from Burning, by George Monbiot, 2006
- Biomimicry: Innovation Inspired by Nature, by Janine Benyus, 2003
- The Ecology of Commerce: A Declaration of Sustainability, by Paul Hawken, 1994
- Banker to the Poor: Micro-Lending and the battle Against World Poverty, by Muhammad Yunus, 1999
- The Turning Point: Science Society and the Rising Culture, by Fritjof Capra, 1984
- Development as Freedom, by Amartya Sen, 2000