I've always been a little surprised that people who are so vigilant on the matter of global warming are a little less alarmist when it comes to other environmental causes.
Massive deforestation, polluting of water, overfishing, etc. these are factually occuring phenomenon.
Plan for eliminating the national debt in 10-20 years:
Specific cuts; defense spending: http://rolexian.wordpress.com/2011/01/03/more-detailed-look-a