Over the last 11,700 years, during which human civilization developed, the earth has existed within what geologists refer to as the Holocene Epoch. Now science

Science tells us that a new and dangerous stage in planetary evolution has begun—the Anthropocene, a time of rising temperatures, extreme weather, rising ocea

Over the last 11,700 years, during which human civilization developed, the earth has existed within what geologists refer to as the Holocene Epoch. Now science

The Earth has reached a tipping point and we are entering an era of unprecedented turbulence in humanity's relationship within the web of life. But just what is

The Earth has reached a tipping point. Runaway climate change, the sixth great extinction of planetary life, the acidification of the oceans—all point toward