GREEN TRAVEL ORGANISATION:
http://www.newdream.org/marketplace/travel.php

WWF:
http://www.panda.org/how_you_can_help/at_home/travel/index.cfm

THE GUARDIAN NEWSPAPER:
www.guardian.co.uk/travel/green

USA GOVERNMENT ADVICE:
www.epa.gov/epaoswer/osw/conserve/2006news/12-travel.htm

HOW TO REDUCE YOUR CARBON FOOTPRINT:
http://www.reducemyfootprint.travel/individuals/index.cfm?content_id=EE823D13-0CF9-2BC3-A0159F966A392B25
CALCULATE YOUR CONTRIBUTION TO CARBON EMISSIONS:
http://www.reducemyfootprint.travel/individuals/calculators/airtravel.cfm