Rather than a constant upward trajectory of evolution, it’s been billions of years of boom-and-bust cycles – first an explosion of life, and then a mass extinction of all but the most hardy hangers-on ...

Explore a timeline of the environmental movement from 1948 to 1990. ' ... June 30, 1948: The Postwar Period The first piece of legislation to lay down federal regulation of water quality, ...

San Jose Weather Forecasts. Weather Underground provides local & long-range weather forecasts, weatherreports, maps & tropical weather conditions for the San Jose area.