According to the findings of the report Trends in global CO2 emissions, global carbon dioxide (CO2), emission increased by three percent in 2011. The three percent increase in CO2 took the total amount of CO2 in air at an all-time high of 34 billion tonnes. The report was released on 19 July 2012 by the European Commission's Joint Research Centre (JRC) and the Netherlands Environmental Assessment Agency (PBL).
The United States with 17.3 tones per capita remains one of the top
CO2 emitters, while, China, the world’s most populous country, average
CO2 emissions increased by nine percent to 7.2 tonnes per capita. The
27-nation European Union emitted 7.5 tonnes of CO2 per person.
from 34-member Organisation for Economic Co-operation and Development
(OECD) countries account for only one third of global CO2 emissions in
China (29 percent), the United States (16 percent), the
European Union (11 percent), India (six percent), the Russian Federation
(five percent) and Japan (four percent) were the top CO2 emitters in