Protocols for corporate greenhouse gas accounting that are based on the ISO 14064 standards, such as the WBCSD/WRI GHG Protocol, use the term "scope" to distinguish between different greenhouse gas emissions sources. There are three categories; Scope 1, Scope 2, and Scope 3. For most registry’s or reporting agencies Scopes 1 and 2 are considered mandatory while Scope 3 is considered optional.
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Carbon may become the world's largest commodity market, according to recent investigations. The Financial Times reported late last week 
A recent annual survey into the carbon reduction efforts by suppliers has revealed that business leaders dread the potential impact of emissions legislation on their activities. The survey, carried out by the
The European car industry is going to be heavily impacted by regulations on pollution limitations and tensions are rising between German manufacturers on one side and the French and Italian car industry on the other. Reason? German cars are much heavier than those made by the French and the Italians and the Germans fear that they will be penalized by new pollution regulations. 