Travel Carbon Footprint Calculator

All emissions have been calculated using the most recent emission factors available at the time of release.
A full list of references used by the calculator to assess the emissions from attendee travel and accommodations is provided below.

Air Routing International http://www.airrouting.com/
Amtrak Monthly performance report, November 2006 www.amtrak.com
Boeing 2007 Range and fuel capacity data http://www.boeing.com/commercial/737family/pf/pf_700tech.html
BTS 2007 June 2007 Airline Traffic Data: Six-Month 2007 System Passenger Traffic Up 2.7 Percent From 2006. US EPA http://www.bts.gov/press_releases/
Carbon Trust 2006 Website of the Carbon Trust http://www.carbontrust.co.uk
CIBSE 2004 Guide F. The Chartered Institute of Building Services Engineers www.cibse.org
DEFRA 2005 Environmental Reporting: guidelines for company reporting on greenhouse gas emissions. Department of Environment Food and Rural Affairs, London.
DEFRA 2007 (Revised) Environmental Reporting: guidelines for company reporting on greenhouse gas emissions. Department for the Environment, Food and Rural Affairs, London.
FAA 2007 U.S. Airport Flight Distance Database
IPCC 2001 IPCC Third Assessment Report: Climate Change 2001
IPCC 2006 Revised IPCC Guidelines for National Greenhouse Gas Inventories: Reference Manual
Greyhound 2003 Greyhound State Government Affairs Presentation
University of Colorado, Denver Greenhouse Gas Project, by Saeed G Barhaghi
WBCSD/WRI 2005 The Greenhouse Gas Protocol: Calculation Tools www.ghgprotocol.org
WBCSD/WRI 2006 The Greenhouse Gas Protocol: A Corporate Accounting and Reporting Standard Revised Edition, Guidance and Estimation Tools. World Business Council for Sustainable Development, Geneva and World Resources Institute, Washington.