Check out this interview I did with the Reinventors network on the topic of cities and sharing.  

The Greenland Shark, we’re now told, lives to the ripe old age of 400 years, making it the oldest known living vertebrate. The sharks don’t begin […]

These are heady days for dam-busters. Six dams in the American West have come down in the past year. Last month the Federal government agreed to […]

President Obama has already protected 260 million acres of public land, that’s more than any President in history. Almost 100 years ago John Muir and President Roosevelt […]