Slightly over half of the total emission is due to human activity.

As of 1 July 2009, total emission was 19 041 780 cards.

Policy users typically are interested in annual total emission only.

Because the government expects the economy to grow by more than 18 percent in that period, the end result would be higher total emissions.

The total global emissions add up to the same amount from both approaches.

I am thinking that, in fact, both total emissions and per capita have to be accounted for.

Why shouldn't we be allowed to enjoy a higher per capita level while still keeping total emissions well in control?

"Oh, the total emission was probably right at two or three hundred thousand particles," Bill said.

In 2003, total emissions were 9% above the 1990 level.

The Japanese have also said they will make efforts to stabilize total emissions.