Germany reduced gas emissions by 22.4% between 1990 and 2008.

"Fuel consumption and gas emissions could be cut by 5 percent."

Government action is considered necessary to reduce the greenhouse gas emissions.

Finally, oil companies will have to reduce gas emissions for each barrel produced.

China continues to show relatively low gas emissions per capita.

In the home or on the road, daily activities cause emissions of greenhouse gases.

Going along with this, it would no longer be required to report emissions of greenhouse gases.

Overall though, there has been a reduction in gas emissions per dollar value added to its market.

Walking in a city is much more than a question of reducing gas emissions or staying fit.

At the same time emissions of greenhouse gases have fallen by 4 percent.