• Center for the Advancement of the Steady State Economy (CASSE), offering positive solution to our economic and ecological predicament

• FAESTA, the foundation for the Economics of Sustainability

• Institute for Integrated Economic Research (IIER), macroeconomics on a global scale; researching the "human ecosystem" from an economic perspective in a broader sense

• Our Finite World, exploring how oil limits affect the economy

• Post Carbon Institute, preparing Communities for the rest of the 21st century

• Resilience, a community library with space to read and think and a café to meet people and discuss

• Stockholm Resilience Centre, a reference point on research on global sustainability. Stockholm University

• The Millennium Alliance for Humanity and the Biosphere (MAHB), Responding to the human predicament. Reducing the threat of a shattering collapse of civilization. Stanford University

• The Oil Drum, discussions about the oil and the future (archive)

• Thomas Home-Dixon, seeing though complexity

• William Rees, from the co-creator of the ecofootprint concept