The Industrial Age has been made possible by cheap, abundant fossil fuels, primarily petroleum and coal. The life expectancy of an industrial civilization is about 100 years. Some forecasts estimate the critical period of ...

For most of the past 2 million years, the dominant view has been that resources are limited. However, more recently some economists have become wildly optimistic about natural resource depletion. Some view the human economy ...

Humankind has already passed the first climatic tipping point therefore engaging itself in a global experiment that has already reduced agricultural productivity. With the Artic ice melting 100 years ahead of IPCC prediction, ...