The hydrochlorofluorocarbon gases (HFCs) used in refrigerants that replaced chlorofluorocarbons (CFCs), which were destroying the ozone layer, are anywhere from 146 to 12,500 times more
powerful than carbon dioxide in their global warming potential.
In 2006 Nike completed a decade - long voluntary GHG emission reduction project to replace the gas in the air bags in their athletic shoes, which were originally filled with sulfur hexafluoride (SF6), a greenhouse gas 22,200 times more
powerful than carbon dioxide.
Methane is a greenhouse gas that is 21 times more
powerful than carbon dioxide (although its molecules have a much shorter atmospheric life than CO2).
You may have seen statements that methane is 20 times or 30 times more
powerful than carbon dioxide at warming our planet (20ish was adjusted up to 30ish by the 2013 IPCC report).
Edit 3: The very next sentence says, «This conclusion ignores the long - lasting, incredibly powerful greenhouse gas discovered 9 December 2013 by University of Toronto researchers: perfluorotributylamine (PFTBA) is 7,100 times more
powerful than carbon dioxide as a greenhouse gas in the atmosphere, and it persists hundreds of years in the atmosphere.»
Although most focus has been centered on carbon dioxide because it is more abundant and thus contributes more to global warming, methane is about 30 percent more
powerful than carbon dioxide when it comes to trapping heat.
Methane is 84 times more
powerful than carbon dioxide as a greenhouse gas, and this project ensures the collected methane is destroyed via combustion in the electricity generator and by Peoples Natural Gas customer use.
The Environmental Defense Fund (EDF) warned that post-release, methane is 84 times more
powerful than carbon dioxide, and that 25 percent of the man - made global warming experienced today is from methane emissions.
«Methane — a greenhouse gas 23 times more
powerful than carbon dioxide — is being released from Arctic permafrost at a rate five times faster than thought, according to a study published today in the journal «Nature»...»
HFCs have global warming potentials hundreds and thousands of times more
powerful than carbon dioxide (CO2), and are primarily used in refrigeration, air conditioning, foam blowing, aerosols, fire protection and solvents.
HCFs are much more
powerful than carbon dioxide as a greenhouse gas, and that's true of many HFCs, not just HFC - 134a.
Methane (CH4) is an extremely potent greenhouse gas, 20 — 30 times more
powerful than carbon dioxide (CO2) on a century timescale.
Methane (CH4) deserves attention it is such a highly potent greenhouse gas — 25 — 33 times more
powerful than carbon dioxide (CO2) over a 100 - year time - horizon, but as much as 100 time more potent over 20 years, according to the latest research!
Of course, a little rain never hurt anyone, but I haven't reached my final point yet which is that a huge number of air conditioners use HFCs, a refrigerant that is far more
powerful than carbon dioxide when it comes to contributing to the greenhouse effect.
While breaking down, food waste produces methane, which is a greenhouse gas 23 times more
powerful than carbon dioxide.
Manure stored in lagoons releases methane and nitrous oxide, global warming gases more
powerful than carbon dioxide.
Methane (CH4) is an extremely potent greenhouse gas, 20 - 30 times more
powerful than carbon dioxide (CO2) on a century timescale.
It also can trigger the release of dangerous chemicals such as nitrous oxide, a greenhouse gas up to 300 times more
powerful than carbon dioxide, and toxic hydrogen sulfide.
In a separate study, Katey Walter, an aquatic ecologist at the University of Alaska at Fairbanks, showed that much of this buried carbon may emerge as methane, a greenhouse gas some 20 times more
powerful than carbon dioxide.
If these rates continue, emissions of methane, a greenhouse gas 25 times more
powerful than carbon dioxide on 100 - year time scales, will increase 4 percent over the next decade.
Some of the nitrogen the crops do not absorb is converted into nitrous oxide, a greenhouse gas 310 times more
powerful than carbon dioxide.
Not exact matches
In
carbon dioxide, for example, these multiple isotopes are found more often
than expected — a phenomenon called clumping — which leads to a
powerful tool for measuring the temperatures at which the molecules formed, now and in the ancient past.
Carbon dioxide gets more press, but methane is the more
powerful agent of global warming, 21 times more effective
than carbon dioxide at trapping heat in the atmosphere.
It produces less
carbon dioxide emissions
than coal for electricity or gasoline and diesel for fuel, but even a small amount of natural gas release — which is essentially methane — packs a greenhouse gas punch about 30 times more
powerful than the same amount of
carbon dioxide.
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.
That's because methane (or CH4) has more
than 30 times the global warming impact of
carbon dioxide (CO2) over 100 years (and its more
than 80 times more
powerful over 20 years, since methane disappears from the atmosphere far more quickly
than CO2).
Nitrous oxide is a
powerful greenhouse gas up to 300 times more effective as an atmospheric warming catalyst
than carbon dioxide.
Methane, the primary component of natural gas, is a
powerful greenhouse gas — 72 times more potent
than carbon dioxide over a 20 - year time frame.
The release of this trapped methane is a potential major outcome of a rise in temperature; it is thought that this is a main factor in the global warming of 6 °C that happened during the end - Permian extinction as methane is much more
powerful as a greenhouse gas
than carbon dioxide (despite its atmospheric lifetime of around 12 years, it has a global warming potential of 72 over 20 years and 25 over 100 years).
It's very
powerful, trapping heat 25 times more efficiently
than carbon dioxide, but it's also ephemeral.
Of the fossil fuels, natural gas emits less
carbon dioxide than oil (though the gas itself, methane, is a
powerful greenhouse gas and there are serious leakage problems with its use).
It is a
powerful greenhouse gas, and in the short term it does much more damage
than the far more abundant
carbon dioxide.
Water vapor is an even more
powerful greenhouse gas
than carbon dioxide and this caused temperatures to rise even more.
Methane is a greenhouse gas many times more
powerful at warming the atmosphere
than carbon dioxide.
Even more concerning is that the extraction, distribution, and combustion of natural gas result in the leakage of methane, a
powerful global warming gas 34 times stronger
than carbon dioxide at trapping heat over a 100 - year period.
This methane has climate change impacts that, on a pound - for - pound basis, will be far more
powerful over the next two decades
than the
carbon dioxide emissions that have been the focus of most climate change discussions.
«Other research is beginning to show that cyclical changes in water vapour — a much more
powerful greenhouse gas
than carbon dioxide — may account for much of the 20th - century warming.»
Methane is around 30 times more
powerful a greenhouse gas
than carbon dioxide.
Methane is a
powerful greenhouse gas 25 times more potent
than carbon dioxide, and the ongoing global warming driven by
carbon dioxide will inevitably force it out of its frozen reservoirs and into the atmosphere to amplify the warming.
The statistical analyses (Table FE3) indicated that: (1) there are statistically significant differences in
carbon dioxide emission factors across both coal rank and State of origin; (2) coal rank and State of origin each explain approximately 80 percent of the variation in
carbon dioxide emission factors; and (3) State of origin combined with coal rank is a slightly more
powerful explanatory variable
than either coal rank or State of origin alone.
Natural gas is predominately made up of methane, a greenhouse gas at least 34 times more
powerful at trapping heat
than carbon dioxide.
GORE: The relationship is actually very complicated, but there is one relationship that is far more
powerful than all the other and it is this: when there is more
carbon dioxide the temperature gets warmer, because it traps more heat from the sun inside.
Although less common
than carbon dioxide and water vapor, each molecule is far more
powerful and potentially as significant for global warming.
Robert Howarth, an environmental biology professor at Cornell University, used research from the United Nations to calculate that if methane's potency were considered over 20 years rather
than 100 years, it would be 72 times as
powerful as
carbon dioxide in terms of its warming potential.
That's six billion bloated bags of good and bad bacteria, some of which aids digestion but some of which steals the cows» half - chewed grass and corn and emits massive amounts of methane, a
powerful greenhouse gas that captures about 80 times more heat in a 20 - year period
than carbon dioxide does.