Evolution Is A Tightly Coupled Dance, With

The Big Threat To The Planet Is People: There Are Too Many, Doing Too Well Economically And Burning Too Much Oil.

Imagine A Survivor Of A Failed Civilization With Only A Tattered Book On Aromatherapy For Guidance In Arresting A Cholera Epidemic. Yet, Such A Book Would More Likely Be Found Amid The Debris Than A Comprehensible Medical Text.

One Pound Of Uranium Is Worth About 3 Million Pounds Worth Of Coal Or Oil.

We'd Never Have Got A Chance To Go Outside And Look At The Earth If It Hadn't Been For Space Exploration And Nasa.

Nasa Will Send Up A Big Sun Shade That Will Be In Orbit Between The Earth And Sun And Deflect 2 Or 3 Percent Of The Sunshine Back Into Space. It Would Be Cheaper Than The International Space Station.