Indeed. We need to get off this rock in a big way. Too much like eggs in one basket at the moment. Indipendant Martian and Lunar collonies should help.
Needs to be a global effort, and need to start NOW!
I dont remember the details, but Bush said something about putting a permanent colony on the moon by 2015 in his NASA Agenda.
The trouble with space travel is the fraility of humans to radiation, we currently have no viable protection.
On the other hand, why not a counter-measure system? Do we have the resources to stop a 30 mile long rock moving at a few thousand kilometers per second?
And on the other other hand, lets deal with global warming, energy supply, and nuclear threats first.
-I believe in God, I just call it Nature
-One man with an imaginary friend is insane. a Million men with an imaginary friend is a religion.
-People must often be reminded that the bible did not arrive as a fax from heaven; it was written by men.