If your project needs planning permission and you do the work without getting it, you can be served an âenforcement noticeâ ordering you to undo all the changes you have made. Itâs illegal to ignore an enforcement notice, but you can appeal against it.
In 2014, U.S. greenhouse gas emissions totaled 6,870 million metric tons (15.1 trillion pounds) of carbon dioxide equivalents. This total represents a 7 percent increase since 1990 but a 7 percent decrease since 2005 (see Figure 1).
How much of U.S. carbon dioxide emissions are associated with electricity generation? What are U.S. energy-related carbon dioxide emissions by source and sector? What are greenhouse gases and how do they affect the climate? What are the energy-related carbon dioxide emissions from fossil fuels for the United States and the world? What are the greenhouse gas and air pollutant emissions factors for fuels and electricity? On This Page: