Sentences with phrase «less carbon dioxide compared»

The new study suggests that the impact may have released around three times as much sulfur and much less carbon dioxide compared with previous estimates from 20 years ago.

Not exact matches

ARI's most recent emissions analysis of the ECOMAX reports 700 pounds less of carbon dioxide emissions each month compared to the old truck.

In the meantime, the world's poorest two or three billion people, emitting less than one ton of carbon dioxide per person per year (compared to the 20 tons per - capita average of the United States), could be propelled out of poverty with additional fossil fuel use without substantially interfering with efforts to rein in the richest populations» emissions.

Citing but one example, 2.5 billion years ago the sun's brightness was 20 percent to 30 percent less than it is today (compared to the 2 percent change in energy balance associated with a doubling of carbon - dioxide levels) yet the oceans were unfrozen and the temperatures appear to have been similar to today's.

In 2015 the economy was 15 percent larger than in 2005, but the country emitted 23 percent less carbon dioxide per dollar of GDP last year compared with 10 years prior.

A typical advanced coal plant today emits about 1,800 pounds of carbon dioxide per hour compared with natural gas plants that emit around 800 pounds on average — less than the proposed new standards.

There is also the environmental question: trains produce at least four times less carbon dioxide per mile than planes, and even less when compared with short - haul flights.

I am comparing an almost - all - carbon - dioxide atmosphere to a less - than - one - per - cent carbon dioxide atmosphere, and I stand by the comparison.