Pollution regulators should also pay more attention to off-road sources of emissions, the report said.
"It's only for large single sources of emissions like large power stations and that accounts for about 60% of emissions.
In New York, city officials say residential buildings produce more carbon dioxide emissions — 30percentthanthanyany other large sources of emissions, such as commercial buildings or transportation.
The main criticisms of Mr. Bush's plan focus on the move to end the distinction between old and new sources of emissions.
A typical new coal-fired power plant, one of the largest sources of emissions, is expected to operate for many decades.
The House bill's limits are similar, except the target for 2020 was set at 17percentt after negotiations with utilities and other major sources of emissions.
Scope 2 covers emissions from energy-related, indirect sources of emissions like the coal or natural gas burned to make the electricity that powers the lights at headquarters.
The other is Oregon, but because the farms there tend to be a fraction of the size of the largest farms here, they generally do not qualify as the "major sources" of emissions covered by the law, federal officials said.
Crucially, the report points out that a lag in the global climate system means average temperatures will continue to rise by 0.1C a decade even if all sources of emissions were frozen today.
But in its ruling, the French council said the tax was flawed because it would have primarily raised the cost of fuel for vehicles and heating even though there are many other sources of emissions.
Anthropogenic climate change is caused by two principal sources of emissions of mainly carbon dioxide, methane, and nitrous oxide: fossil-fuel use for energy and agriculture (including deforestation to create new farmland and pastureland).
