Sentences with phrase «tons less carbon dioxide»

Among claims that the US airline industry is moving more people more efficiently and much more quietly than in decades past, it also claims that the «US commercial aviation industry has improved its energy efficiency, moving twelve percent more people and twenty - two percent more freight than it did in 2000, while burning five percent less fuel and producing 10 million tons less carbon dioxide.»

Researchers at Stanford University who closely track China's power sector, coal use, and carbon dioxide emissions have done an initial rough projection and foresee China possibly emitting somewhere between 1.9 and 2.6 billion tons less carbon dioxide from 2008 to 2010 than it would have under «business as usual» if current bearish trends for the global economy hold up.

Not exact matches

The figure estimates 4.2 tons less of carbon dioxide emissions each year for each truck.

According to DOE, as those less - efficient bulbs disappear, the savings will gradually add up — reducing carbon dioxide emissions by 594 million tons from 2012 to 2042.

A two in three probability of holding warming to 2 °C or less will require a budget that limits future carbon dioxide emissions to about 900 billion tons, roughly 20 times annual emissions in 2014.

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.

The estimates also suggests, based on current sea - ice coverage, that it will take another trillion metric tons of carbon dioxide emissions before Arctic summer sea ice more or less vanishes.

In their conservative calculations, the Intergovernmental Panel on Climate Change (IPCC) estimates that approximately 25 % of deforestation emissions can be abated at a cost of less than $ 20 per metric ton of carbon dioxide (tCO2).

It would also mean the damages resulting from carbon dioxide emissions would be less for every ton of CO2 emitted (~ 20 tons of CO2 annually per capita in the US).

EPA is not even requiring reporting of greenhouse gas emissions for sources emitting less than 25,000 tons of carbon dioxide annually.

the Administrator may by rule lower such threshold to not less than 10,000 tons of carbon dioxide equivalent emissions.

-- If the Administrator determines that domestic offset credits available for use in demonstrating compliance in any calendar year at domestic offset prices generally equal to or less than emission allowance prices, are likely to offset less than 0.9 billion tons of greenhouse gas emissions (measured in tons of carbon dioxide equivalents), for purposes of compliance demonstration in that year the Administrator shall --

And you also knew, for example, that that an average gas driven car emitted 4.7 tons of carbon dioxide per year and an electric car would cut that in half even when powered from the current polluting grid, and much much less on a life cycle basis from a future global efficient renewable energy system displacing almost all fossil fuels.

This has left us with highly variable estimates of project costs, ranging from Klaus Lackner's claim that air capture could be effectuated for less than $ 100 per ton of carbon dioxide to more than $ 1000 in a 2011 study, as well as the American Physical Society's estimate of about $ 600 per ton.

Due to the chemistry of their magmas, the carbon dioxide they are thought to emit is currently about the same as, or perhaps a little less than, from land volcanoes — about 88 million metric tons a year.

«the carbon dioxide [seafloor volcanoes] are thought to emit is currently about the same as, or perhaps a little less than, from land volcanoes — about 88 million metric tons a year.»

The latest in the series puts the gap between emissions trends and what is actually required to keep the rise in global temperature at a level which does not spell catastrophe for the planet at between 8 - 12 billion tons of carbon dioxide - equivalent (CO2e) by 2020 — less a gap than a gaping chasm!

According to Slate.com and a 2005 University of Chicago study, a lacto - ovo vegetarian emits far less greenhouse gas than an individual on a standard, meat - rich American diet — the difference is equivalent to around 1.5 metric tons of carbon dioxide per year, assuming the same daily caloric intake.

According to a State Department analysis last month, burning the oil unlocked by Keystone XL could add an extra 1.3 million to 27.4 million metric tons of carbon dioxide to the atmosphere each year, if it displaced more conventional crudes that emit less.