Sentences with phrase «by the carbon dioxide greenhouse»

Not exact matches

Emissions of carbon dioxide, the main greenhouse gas, rose by an average of 0.73 percent for every 1 percent growth in gross domestic product (GDP) per capita, Richard York of the University of Oregon wrote in his report.

Upgraded biogas is injected into the national gas grid, while the carbon dioxide (CO2) by - product goes straight to the farms» tomato greenhouses.

Erie County and the New York State Energy Research and Development Authority («NYSERDA») have announced the development of a Climate Action and Sustainability Plan for internal county operations which is expected to save more than $ 700,000 in energy costs and reduce harmful greenhouse gas emissions by approximately 5,300 metric tons of carbon dioxide by 2020, equivalent to taking 925 cars off the road.

Conversely, climate policy that results in little or no effort to control greenhouse gases like carbon dioxide would likely result in a substantial release of carbon from the permafrost region by 2300, the study found.

A new, highly permeable carbon capture membrane developed by scientists from the U.S. Department of Energy's Lawrence Berkeley National Laboratory (Berkeley Lab) could lead to more efficient ways of separating carbon dioxide from power plant exhaust, preventing the greenhouse gas from entering the atmosphere and contributing to climate change.

Walter sees the benefits of using methane as an energy source as twofold: «Not only does it prevent a potent greenhouse gas from entering the atmosphere by converting it to weaker greenhouse gases — water vapor and carbon dioxide — but using it on - site would also reduce the demand for other fossil - fuel sources.»

Ultimately, if steel could be produced by such a process, it could have a major impact, because «steel - making is the number one source of anthropogenic carbon dioxide,» the main greenhouse gas, Sadoway says.

Oceans are taking in about 90 percent of the excess heat created by human greenhouse gas emissions, but they're also absorbing some of the carbon dioxide (CO2) itself.

Ruling in a suit brought by Massachusetts over the regulation of car emissions, the court said that the EPA has the authority to regulate such climate - destabilizing greenhouse gases as carbon dioxide — something the agency had denied.

A porous material invented by the Rice lab of chemist James Tour sequesters carbon dioxide, a greenhouse gas, at ambient temperature with pressure provided by the wellhead and lets it go once the pressure is released.

Research has indicated that no - till methods could reduce emissions of nitrous oxide — a gas with 300 times the greenhouse potency of carbon dioxide — by 57 percent (ClimateWire, Jan. 6).

Those trees are going to fall down and rot and turn into methane, which is much worse than carbon dioxide,» he said, noting that by turning wood chips into biofuel, his company would actually be reducing greenhouse gases from the atmosphere.

Research at the Rodale Institute found that «organic farming helps combat global warming by capturing atmospheric carbon dioxide and incorporating it into the soil, whereas conventional farming exacerbates the greenhouse effect by producing a net release of carbon into the atmosphere.»

Already, atmospheric levels of carbon dioxide, the leading greenhouse gas, are approaching 400 ppm, and at least the amount of warming caused by that level is likely by century's end.

Global carbon dioxide emissions from burning fossil fuels will rise to a record 36 billion metric tons (39.683 billion tons) this year, a report by 49 researchers from 10 countries said, showing the failure of governments to rein in the main greenhouse gas blamed for global warming.

The so - called greenhouse gases — mainly water vapor and carbon dioxide — make the planet warm and habitable by trapping solar heat as it radiates back off the Earth.

While overall emissions of greenhouse gases from CDP's «Global 500» have shrunk from 4.2 billion to 3.6 billion metric tons of carbon dioxide equivalent since 2009, the index's 50 largest - emitting firms have actually seen greenhouse gas emissions rise by 1.65 percent over the same period, the organization has found.

Vertical carbon fluxes involve the amount of carbon going from the ground into the atmosphere or from the atmosphere into the ecosystem and will be estimated by measuring fluxes of carbon dioxide (CO2) and methane (CH4), two important greenhouse gases.

The first ideas about radiative balance and the greenhouse effect date back to 1827, while predictions about climatic sensitivity due to carbon dioxide were made by 1896.

Through reduced tillage in farming — no - till being the prime example — and systems using cover crops and residue, those are major ways agriculture can reduce the emission of greenhouse gases because carbon dioxide is being taken up by the plant materials and stored in the soil.

Indeed, the reduction in the emission of precursors to polluting particles (sulphur dioxide) would diminish the concealing effects of Chinese aerosols, and would speed up warming, unless this effect were to be compensated elsewhere, for instance by significantly reducing long - life greenhouse gas emissions and «black carbon.»

If all nine plants planned by the Chinese government were built, they would emit 21 billion tons of carbon dioxide over a typical 40 - year lifetime, seven times the greenhouse gas that would be emitted by traditional natural gas plants,» Jackson said.

Destruction of tropical rain forests, however, would significantly increase the concentration of carbon dioxide — the most important greenhouse gas — in the atmosphere by 26 percent.

That's reducing to 427 million metric tons of carbon dioxide and other greenhouse gases emitted per year; current emissions in the state are roughly 525 million metric tons of greenhouse gases and have been projected to exceed 600 million metric tons by 2020 without such efforts.

This may have been triggered by a 250 - million - year lull in volcanic activity, which would have meant less carbon dioxide being pumped into the atmosphere, and a reduced greenhouse effect.

Since methane is a greenhouse gas 25 times as potent as carbon dioxide, such a scenario would trigger a «climate catastrophe», they say, increasing the methane content of the planet's atmosphere twelve-fold, and raising temperatures by 1.3 ˚C.

For the industrial era, Lovejoy's analysis uses carbon - dioxide from the burning of fossil fuels as a proxy for all man - made climate influences - a simplification justified by the tight relationship between global economic activity and the emission of greenhouse gases and particulate pollution, he says.

In addition, O3 is a greenhouse gas, helping to trap heat and warm the earth, and new research shows that it plays an even larger role in global warming by destroying plants» ability to use extra carbon dioxide.

Total annual production emissions, averaged over five years, would equal about 100 grams of carbon dioxide per megajoule — which is 7 percent greater than gasoline emissions and 62 grams above the 60 percent reduction in greenhouse gas emissions as required by the 2007 Energy Independence and Security Act.

By showing that remote sensing not only can find coal fires but can accurately assess the amount of carbon dioxide and other gases being emitted, the USGS team has introduced an easier way of assigning solid numbers to the greenhouse gases emanating from coal fires around the world.

Some economists believe a simple tax on greenhouse gas emissions makes more sense than the elaborate cap - and - trade regime for carbon dioxide envisioned by Evolution and other players in the nascent market.

Food production accounts for a third of all greenhouse gas emissions when one tallies those from fossil fuels used in growing, preparing and transporting food; the carbon dioxide released by clearing land for farming and pastures; the methane from rice paddies and ruminant livestock; and the nitrous oxide from fertilizer use.

The «obvious solution», he said, was to limit the CDM to carbon dioxide, rather than the six greenhouse gases covered by the UN's Kyoto Protocol.

Kyoto regulates all sources of carbon dioxide as well as other greenhouse gases, but reliable long - term data by country are available only for carbon dioxide from burning fossil fuels (which accounts for about two - thirds of the human contribution to global warming).

The Regional Greenhouse Gas Initiative (RGGI), a mandatory cap - and - trade carbon market encompassing 10 Northeast and mid-Atlantic states, requires electricity producers to reduce carbon dioxide emissions by 10 percent by 2018.

Sucking carbon dioxide and other greenhouse gases from smokestacks and burying them underneath the ground is a key technology cited by politicians and scientists as a way to help combat climate change.

It will spur clean energy investments and more energy - efficient technologies by doing so, and right now, carbon dioxide — the main man - made greenhouse gas warming the atmosphere — is the only type of greenhouse gas capped in the Chinese program.

To comply, the 182 nations that signed the protocol must meet targets for reducing emissions of greenhouse gases — climate - warming gases that include the common industrial by - products carbon dioxide and methane.

HFC - 23, an industrial greenhouse gas thousands of times more potent than carbon dioxide, is produced as a by - product in the manufacture of refrigerant, and a number of major offset projects capture and destroy HFC - 23, doing a huge service to the climate.

The current effort to regulate carbon dioxide, in fact, stemmed from a 1999 suit originally filed by liberal groups against EPA, which eventually led to a Supreme Court decision that EPA had to act since greenhouse gases fell under the purview of the Clean Air Act.

(The ocean currently absorbs roughly half of the greenhouse gases, primarily carbon dioxide, that are released by human activity.)

«I agree that carbon dioxide is a greenhouse gas, that greenhouse gas concentrations in the atmosphere are increasing as a result of human activities — primarily burning coal, oil, and natural gas — and that this means the global mean temperature is likely to rise,» Ebell said in the statement released by CEI yesterday.

BURNING UP The heat radiated by burning fossil fuels such as natural gas, shown, is overshadowed within months by the greenhouse gas effect of the released carbon dioxide, new research shows.

When ruminants digest their feed, methane is formed as a natural by - product of the microbial process in the rumen, and since methane is a 25 times more powerful greenhouse gas than carbon dioxide, there is a need to devise methods to reduce such emissions from cattle.

Without steep cuts to the world's greenhouse gas output, the amount of carbon dioxide in the atmosphere could soar by the end of the century to a level not seen for 34 million years.

The technique seeks to inject sulfur into the atmosphere to reflect sunlight and offset the warming caused by carbon dioxide and other greenhouse gases.

Researchers made the discovery by growing today's teosinte in 20.1 °C to 22.5 °C greenhouses with 40 % to 50 % less carbon dioxide in the air — conditions more like those 14,000 years ago, before the plant was first domesticated.

That year the U.S. released 7.40 billion metric tons of carbon dioxide equivalent (CO2e), a measure of the global warming potential of any greenhouse gas in terms of the amount of warming generated by CO2.

Current proposals are to set a limit on carbon dioxide and other greenhouse - gas emissions by issuing permits that limit those emissions to entities like power and industrial plants.

Doniger notes that Bush has refused to sign on to a plan that calls for a 50 percent cut in carbon dioxide and other greenhouse gases by 2050 or to an effort to hold average temperatures from rising by more than 2 degrees Celsius (3.6 degrees Fahrenheit) above preindustrial levels, as have been proposed by other countries.