> the United States has emitted more CO2 than any other country to date: at around 400 billion tonnes since 1751, it is responsible for 25% of historical emissions
> this is twice more than China – the world’s second largest national contributor
This is not to downplay the serious and growing impact of China on global GHG emissions, just that casting coal as only a China problem is inaccurate and does not move us toward a solution.