The following calculators are available on other websites for your convenience.

A range of calculators that use the Greenhouse Gas Protocol GHG ProtocolThe Greenhouse Gas Protocol. The GHG Protocol is an international accounting tool for government and business to understand, quantify, and manage greenhouse gas emissions. It has been developed by a partnership between the World Resources Institute (WRI) and the World Business Council for Sustainable Development (WBCSD) and provides an internationally accepted accounting framework for GHG standards and programs, as well as inventories prepared by individual companies.) values is available at: http://www.sustainabilityintelligence.com/CarbonResponsible/calculator.php

Car travel emissions calculator is available at
http://webres.carbonza.com/Calc_Tours.aspx

Event emissions calculator is available at
http://www.epa.vic.gov.au/ecologicalfootprint/calculators/event/introduction.asp

Air travel emissions calculator with excellent level of detail is available at
http://carbon.trx.com/  

Calculator for regional air travel in Australia is available at
https://climatefriendly.com/flight  

To learn more about navigating issues associated with calculating emissions from your flights click here.