In the 1980s, fishermen caught the last wild Beluga sturgeon from the Sea of Azov, source of prized caviar, and wild sturgeon in the Caspian Sea failed to reproduce. The sturgeon catch plunged by 95 percent, and the cost of caviar soared. Such...

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...

History shows that human society can change if some moral force (civil rights, women's rights) challenges convention. However, before we can be optimistic about solving the environmental crisis, we must be realistic. Otherwise, our confidence is...

When the first Greenpeace boat sailed across the Gulf of Alaska in 1971 toward the U.S. nuclear test site in the Aleutian Islands, the crew and their supporters in Canada had no idea that the campaign would launch a global organization. Irving...

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...

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.

Elle magazine announces that eco-friendly fashions are hip and features Stella McCartney vegan, silk dress sandals at $495, which would work well on a date in the $100,000 Tesla electric sports car. "In this epoch of global warming," declares...