Sentences with phrase «overall greenhouse gases than carbon dioxide»

While this represents a much smaller percentage of overall greenhouse gases than carbon dioxide, methane is about 20 times more effective at trapping heat.

Not exact matches

But Suh's analysis finds that the service sector, which accounts for more than 60 percent of the U.S. gross domestic product, pumps out 37.6 percent of overall greenhouse gas emissions in the country, or nearly 1.7 billion tons of carbon dioxide equivalent.

The process generates copious amounts of nitrous oxide, a greenhouse gas 300 times more potent than carbon dioxide, while the output of methane — another potent greenhouse gas — from cattle is estimated to generate some 20 percent of overall U.S. methane emissions.