Sentences with phrase «high carbon dioxide emissions per»

Developed nations typically have high carbon dioxide emissions per capita, while some developing countries lead in the growth rate of carbon dioxide emissions.

Production of organic corn resulted in the greatest nitrous oxide emissions and represented about 8 % of total GHG emission; corn also had the highest carbon dioxide emissions per hectare.

Not exact matches

The main reason the US ranks so poorly on carbon dioxide emissions is because its per - person consumption rate of electricity is so high; all of that energy comes primarily from fossil fuels.

A recent report found that high - speed rail in the Midwest would reduce air travel by 1.3 million trips and car travel by 5.1 million trips per year by 2020, saving 188,000 tons of carbon dioxide emissions (equivalent to taking 34,000 cars off the road while still getting everyone to and from work).

Global carbon dioxide emissions from fossil fuel combustion and cement production grew 2.3 per cent to a record high of 36.1 billion tonnes CO2 in 2013.

Australia's annual per capita emissions are 27.2 tonnes of carbon dioxide equivalent (CO2 - e), the highest in the industrialised world.

The United States — which accounted for a good third of the Annex I countries» emissions of carbon dioxide in 1990 and has the world's highest emissions per capita — abandoned the protocol in 2001, with the excuse that it excluded 80 per cent of the world's population and would, moreover, be detrimental to the US economy.

But Hansen and his co-authors argue this emissions» limit must be cut in half to draw carbon dioxide levels down to 350 parts per million from their current level of 395 ppm (the highest they have been in 3 million years) and to stabilize global temperatures.

But the study says Drax's own data shows that while burning coal leads to emissions of 1,901 lb of carbon dioxide per megawatt hour (Mwh), the figure for wood is significantly higher — 2,128 lb per Mwh.

When all sources of black carbon emissions from diesel fuel combustion are considered, including farming and construction equipment, trains and ships, the reduction in carbon dioxide emissions can be as high as 50 million metric tons per year over the past 20 years.

If cost constraints aren't considered, the authors suggest that emissions savings could be as high as 23.8 billion tonnes of carbon dioxide equivalent per year, 30 % more than previous estimates had projected.

Because lower rank coals have relatively high carbon dioxide emission factors, increased use of these coals caused the national average carbon dioxide emission factor to rise from 206.5 pounds per million Btu in 1980 to 207.6 pounds per million Btu in 1992.