In 2007 approx. 31 billion metric tons of CO2 have been released to the atmosphere from the consumption of energy, 3% more than 2006. The top 5 countries who emit 52% of the world total are China, USA, Russia, India and Japan. Following interactive map shows CO2 emission data by country; the RED countries are the most emitting, the GREEN ones emit less. Please click HERE to see the data provided by US EIA (Energy Information Administration), hosted in Google Docs. Requires Adobe Flash Player 8 or higher.