Recently, we've been hearing about 'the death of environmentalism' because - allegedly - the world's corporations now understand ecology and will solve our problems with investment, innovation, and gung-ho optimism.

Global warming is a symptom of human overshoot: the consumption and waste that exceeds the biophysical capacity of the Earth. If we attempt to reduce the fever, but ignore the disease, we will, at best, extend the suffering.

As the era of cheap liquid fuels draws to an end, everything about modern consumer society will change. Likewise, developing societies pursuing the benefits of globalization will struggle to grow economies in an era of scarce liquid fuels. The...

Since the late Pleistocene, 100,000 years ago, when a few thousand Homo sapiens poked around Africa, Asia, and the Mediterranean, human population has doubled 22 times. We have one more such doubling left, and that's it. Human population will...

Most people I talk to support 'sustainability' and 'social justice' goals. Ecology teaches us that we need to frame these human aspirations in relation to the biological capacity of the Earth, the energy, and the resources that support our...

A reporter from Dubai phoned last week and asked, "Can Dubai become a sustainable city?" and specifically, "Could the tourism industry be sustainable?" In the age of global warming and declining fossil fuels, the entire airline industry is...

Deforestation contributes to global warming. A rising Earth temperature kills trees and damages forests. Dying trees release more carbon. Atmospheric carbon increases planet temperatures. This cycle of forest collapse represents a critical...

Last summer, for the first time in recorded history, boats could circumnavigate the North Pole. To the oblivious observer, this might seem like a good thing. Perhaps some green entrepreneur will build resorts on Finland's Svalbard Islands.