So regardless of what developed countries like the US and others do to reduce carbon dioxide emissions, developing countries like China will continue their reliance on coal, the largest fossil fuel emitter of carbon dioxide
China’s Carbon Emissions Continue to Increase- Far Outdistancing the Rest of the World
In 2009, the US drop in carbon dioxide emissions was the largest since data collection began in 1949. They were 7 percent lower due to slow economic growth, a drop in energy demand of almost 5 percent, a drop in electricity generation of 4 percent, the use of more efficient technologies, and the addition of cleaner sources of energy (natural gas and renewable energy), Worldwide, emissions dropped 1.3 percent, mostly a matter of the economy. The last time carbon dioxide pollution dropped worldwide was in 1999. (1)
