Sentences with phrase «global warming potential»

But how can black carbon's global warming potential best be compared to that of CO2?

Scientists and policymakers use measurements like global warming potential to compare how varying greenhouse gases, like carbon dioxide and methane, contribute to climate change.

It has a high global warming potential: 72 times that of carbon dioxide over 20 years, and 25 times over 100 years, [43] and the levels are rising.

HFC - 23, a potent greenhouse gas with global warming potential of 14,800 times more than that of CO2, is a by - product of HCFC - 22, which is used in industrial refrigeration.

But, unexpectedly, the chemicals have been replaced with HFCs, which are potent, short - lived greenhouse gases with global warming potentials hundreds to thousands of times that of carbon dioxide.

N2O is a significant global warmer, with a 100 - year global warming potential of 296 (carbon dioxide's GWP is 1).

HFCs are a family of super greenhouse gases with global warming potentials hundreds or thousands of times greater than carbon dioxide.

Most HFCs have 100 - year Global Warming Potentials in the thousands.

Regulators accused Trader Joe's of failing to promptly fix leaks of R - 22, which is used as a refrigerator coolant but also depletes the ozone and has 1,800 times more global warming potential than carbon dioxide.

Moving toward highly efficient room air conditioners that use refrigerants with low Global Warming Potential by 2030 would save over 25 gigatonnes of CO2e emissions, saving energy equivalent to the removal of 1,500 500MW power plants.

Certified Emission Reduction Unit (CER)- Equal to one metric ton (~ 2,205 pounds) of CO2 - equivalent emissions reduced or sequestered through a Clean Development Mechanism project, calculated using Global Warming Potentials..

The report urges multinational fast food chains and beverage retailers to commit to moving away from HFC - based refrigeration and to this end calls on the Government of India to mandate large multinationals to only install new equipment utilizing low global warming potential refrigerants.

Relative to carbon dioxide, methane has a disproportionately large global warming potential.

Enhance Cooperation on Hydroflurocarbons (HFCs): Building on the historic Sunnylands agreement between President Xi and President Obama regarding HFCs, the United States and China will enhance bilateral cooperation to begin phasing down the use of high global warming potential HFCs, including through technical cooperation on domestic measures to promote HFC alternatives and to transition government procurement toward climate - friendly refrigerants.

The Innovation award was presented to the developers of two landmark methodologies, one for California wetland restoration and the other for the transition to low global warming potential foams.

Experts caution that environmental impacts are still being investigated and that methane − a greenhouse gas with around 25 times as much global warming potential over a 100 - year period (GWP100), as carbon dioxide − could potentially escape into the atmosphere if something goes wrong.

(The latter targets the destruction of a wide range of waste refrigerants and air conditioning substances — which not only deplete ozone, but have profound global warming potential impacts, ranging between 100 and 11,000 times the greenhouse gas potency of carbon dioxide.)

The researchers argue in the May 5 issue of Science that because global warming potential calculates the warming effects of greenhouse gases over 100 years, they discount the effects of any greenhouse gas that disappears from the atmosphere after a decade or two.

On GHG metrics, the text was endorsed by Austria, the Netherlands, Slovenia and New Zealand, and opposed by Brazil, who called for informal consultations, explaining this was one of the most important issues in AR5 for his delegation due to different policy implications of the choice between Global Warming Potential and Global Temperature Potential as a metric.

It suggests that replacing HFCs with low global warming potential alternatives would limit this problem.

In the export scenario, emissions of «equivalent carbon dioxide» — a scientific measure of the coal emissions» total global warming potential over a 100 - year period — dropped 21 percent.

Yet, despite its widespread use, global warming potential fails to provide an accurate look at how greenhouse gases affect the environment in the short and long - term, according to a team of researchers from Princeton University, the Environmental Defense Fund and Harvard University.

The US Global Warming Action Plan, published last October, says the government will «narrow the scope of uses allowed for HFCs with high global warming potential where better alternatives exist».

Trying to find other issues, «Masking», or crutches,... still isn't ever goin to reduce the numbers on the GHG content we already have and their future global warming potentials that continue to go calculate, compound daily...

[Global warming potential is a measure of the comparative capacity of various gases to trap heat.]

The GWP was presented in the First IPCC Assessment (Houghton et al., 1990), stating «It must be stressed that there is no universally accepted methodology for combining all the relevant factors into a single global warming potential for greenhouse gas emissions.

Class 14b: Global climate change Basics of global warming Potential effects Politics of global warming.

Unfortunately, HFCs have huge global warming potentials (GWPs) and are several thousands of times more damaging to the climate than CO2.

The act requires that the state set a maximum «acceptable lifecycle global warming potential» for different building materials, specifying that only materials with embodied emissions below that level can be purchased by the state.

Furthermore, some studies use IPCC Second Assessment Report global warming potential (GWP) values while others use Fourth Assessment Report, which can lead to differences in emissions estimates for non-CO2 gases.

Although HFCs are not ODSs, they are powerful greenhouse gases that have significant global warming potentials (GWPs).

... There's groundwork in 17 states and within Federal agencies which will use unsound assumptions about global warming potential to penalize coal - fired electricity.

HFCs are synthetic chemicals, primarily used in refrigeration, air conditioning and foam blowing, which were commercialized to replace the high - global warming potential zone - depleting chemicals phased out by the Montreal Protocol over the past 25 years.

The Montreal Protocol has a lot more to offer than a model for addressing global warming emissions, it is itself an important tool that urgently needs to be strengthened to harvest the «low hanging fruit» of phasing out hydrofluorocarbons (and HCFCs), the high global warming potential ODS alternatives with genuinely climate friendly natural refrigerant solutions.

Also see Global warming potential (GWP) and Greenhouse gases.

Much of it revolves around the designation of HFC as a greenhouse gas with a specific Global Warming Potential (GWP).

«We hope ARB will expedite the new rulemaking process, and urge the agency to remain steadfast in setting global warming potential (GWP) thresholds low enough for proposed equipment bans to be most effective, which will encourage uptake of the most climate friendly refrigerants.»

Global Warming Potential referenced to the updated decay response for the Bern carbon cycle model and future CO2 atmospheric concentrations held constant at current levels.