The Low Emissions Mission
A free resource for Virginia Vehicle Emissions Inspectors. Includes on-line training, discussions forum, tutorials, and a cartoon archive. Citizens who have failed the emissions inspection can use this site for information on causes and repairs that could lead to a passing emissions result.
http://members.tripod.com/Waysafe/

ET Marine
World leading suppliers of Air Quality, Emission and Environmental Monitoring Analysers, Systems, Software and Networks.
http://www.etmarine.co.uk

Carbon Capital Markets
European company facilitating carbon emissions trading, emissions reduction, emissions compliance solutions and carbon finance as well as the buying and selling of carbon emission allowances.
http://www.carboncapitalmarkets.com

Canadian Global Emissions Interpretation Centre
An emissions inventory service, providing input data to the scientific, industrial and policy-making communities for mathematical models. Description of the project, list of downloadable emissions data inventories, and registration form.
http://www.ortech.ca/cgeic/

Methane Emissions from Flooded Rice Cultivation
A collection of links to studies evaluating the impact of such emissions on climate change.
http://www.ciesin.org/TG/AG/ricecult.html

Methane Emissions from livestock
A few facts about animal emissions.
http://www.ciesin.org/TG/AG/liverear.html

Denver Vehicle Emissions Testing Program
Describes the mandatory vehicle emissions testing program in the Denver-Boulder area of Colorado, including maps to emissions stations, testing requirements, help for failing vehicles and tips to keep from becoming a gross polluter.
http://www.aircarecolorado.com

GreenFuel Technologies Corporation
GreenFuel's high yield algae farms recycle carbon dioxide from industrial facilities to produce biofuels and feed ingredients, reducing net carbon dioxide production. Why expensively sequester CO2 when it can be profitably recycled?
http://www.greenfuelonline.com

CO2 emissions
Listing of CO2 emissions by country compiled by the UN.
http://unstats.un.org/unsd/environment/air_co2_emissions.htm

BioMaxx Systems Inc.
Promoting clean, efficient and safe energy alternatives, reducing emissions,and controling green house gas emissions for the Global alternative fuel markets.
http://www.biomaxxsystems.com