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.
They are not the backcast analogous to the future projection which would be
driven by carbon dioxide concentration.
By analyzing global water vapor and temperature satellite data for the lower atmosphere, Texas A&M University atmospheric scientist Andrew Dessler and his colleagues found that warming
driven by carbon dioxide and other gases allowed the air to hold more moisture, increasing the amount of water vapor in the atmosphere.
However, Goddard said the results don't fully show the slowdown has disappeared when comparing the past 15 years to the decades preceding that period and that understanding the natural fluctuations in climate on a year - to - year (or even decade - to - decade) basis provides important context to the warming trends
driven by carbon dioxide.
The high mortality rate is due to ocean acidification, partly
driven by carbon dioxide emissions, according to an April 2012 study.
Image shows a cold water geyser
driven by carbon dioxide erupting from an unplugged oil exploration well drilled in 1936 into a natural CO2 reservoir in Utah.
Not exact matches
Newer designs should help close the gap, but fossil fuels» cost - effectiveness is
driven, in part,
by a licence to emit
carbon dioxide.
«Many approaches in synthetic
carbon dioxide fixation have been
driven by top - down «trial - and - error» approaches through direct implementation of new routes into the complex background of living organisms,» Erb said.
Jet engine exhaust emits
carbon dioxide, which
drives climate change
by warming the atmosphere, leading to increasing global temperatures, rising seas and extreme weather.
Chevrolet Volt, Ford Focus Electric and Toyota Prius Plug - in Hybrid, consumers may want to know just how much they'll be saving in fuel and
carbon dioxide emissions
by driving an EV in their area.
The increased production in these crops is
driven by higher precipitation predicted to occur in the central U.S., combined with higher concentrations of
carbon dioxide, which reduces a plant's water requirements.
Chemists have long sought an efficient, light -
driven catalyst to power this reaction, which could help reduce the growing levels of
carbon dioxide in our atmosphere
by converting it into methane, a key building block for many types of fuels.
Scientists generally think that global warming,
driven mostly
by rising levels of atmospheric
carbon dioxide, will make some regions wetter and others drier.
The achievement will allow researchers to conduct further studies to determine how the hormone helps plants respond to drought and other environmental stresses
driven by the continuing increase in the atmosphere's
carbon dioxide, or CO2, concentration.
Michael Replogle of ITDP, a co-author of the report «A Global High Shift Scenario», said transport,
driven by a rapid growth in car use, had been the fastest growing source of
carbon dioxide emissions in the world.
The researchers used satellite observations including determinations of net primary production (NPP)-- the net production of organic matter from aqueous
carbon dioxide (CO2)
by phytoplankton — to
drive their food - web - based model.
Okin calculated that meat - eating
by dogs and cats creates the equivalent of about 64 million tons of
carbon dioxide a year, which has about the same climate impact as a year's worth of
driving from 13.6 million cars.
EUROPE»S plans for tackling global warming
by driving down emissions of
carbon dioxide may have backfired in Germany, where they have encouraged energy companies to build coal - fired power stations instead of gas - fired stations, which emit less CO2.
Europe's renewable energy targets
drive demand for wood pellets Other voices in the forestry sector, including Agriculture Secretary Tom Vilsack, said that wood - based energy is renewable because the wood burned is replaced
by other trees that take in
carbon dioxide, making the process
carbon - neutral.
The planet's average surface temperature has risen about 1.8 degrees Fahrenheit (1.0 degree Celsius) since the late - 19th century, a change largely
driven by increased
carbon dioxide and other human - made emissions into the atmosphere.
Peering deep into these proteins, Fleming and his colleagues at the University of California at Berkeley and at Washington University in St. Louis have discovered the
driving engine of a key step in photosynthesis, the process
by which plants and some microorganisms convert water,
carbon dioxide, and sunlight into oxygen and carbohydrates.
Also, the Clean Power Plan, proposed
by the EPA in June 2014, seeks to cap
carbon dioxide emissions from power plants and
drive investment in renewable energy.
While a strong El Niño has given global temperatures a boost, the bulk of that heat comes from the manmade global warming
driven by increasing amounts of
carbon dioxide and other greenhouse gases in the atmosphere.
Scientists in Switzerland have found a new way to split
carbon dioxide using a low - cost copper catalyst in a system
driven by solar power.
The close relationship between ENSO and global temperature, as described in the paper, leaves little room for any warming
driven by human
carbon dioxide emissions.
Hence the irony in Bob Carter's conclusion «The close relationship between ENSO and global temperature leaves little room for any warming
driven by human
carbon dioxide emissions».
According to one of its authors, Bob Carter, the paper found that the «close relationship between ENSO and global temperature, as described in the paper, leaves little room for any warming
driven by human
carbon dioxide emissions».
Climate change
driven by increasing levels of atmospheric
carbon dioxide will not.
After all, they are emitting their own
carbon dioxide by driving around to film.
We all contribute to
carbon dioxide emissions
by driving, flying, and using electricity to heat and light our homes, run our appliances, and more.
Aluminum - intensive vehicles would have to be
driven 32 - 38 years to compensate for the additional volume of
carbon dioxide (CO2) generated
by producing the metal vs. ultra-light steel, according to a new Massachusetts Institute of Technology study released at the American Iron and Steel Institute's annual meeting in New York last week.
But HFCs remain a small contributor to meeting the grand challenge of stabilizing climate, with many centuries of heating of the climate and oceans being
driven predominantly
by the unrelenting buildup of long - lasting
carbon dioxide, as Raymond Pierrehumbert of Oxford University and others have shown.
The findings of the Census of Marine Life Tagging of Pacific Predators project, published online today in the journal Nature, are particularly significant because they come just days after another evaluation of the world's oceans pointed to severe disruption
driven by over-exploitation, rising
carbon dioxide concentrations, torrents of nutrients choking coastal waters and rising temperatures.
But given what I understand to be true, that greater warming has occured than in the distant past than is currently occurring, how can we be so sure we are examining all the right 20th century events, since these earlier warmings were clearly caused
by events other than human
driven carbon dioxide emissions?
John Sterman, the researcher from M.I.T. (the Sloan School of Management), is one of many risk specialists who compare warming
driven by accumulating
carbon dioxide to a bathtub that's being filled faster than water is leaving through the open drain.
As the post explains, Broecker's 1975 paper appears to have been the first in the scientific literature to use the term «global warming» to describe climate change
driven by the buildup of human - generated
carbon dioxide.
The vast majority of research in recent decades on the
carbon dioxide buildup has been focused on the atmospheric impacts of the accumulating greenhouse - gas blanket even though the vast majority of the heated trapped
by these gases has gone first into the seas — and the drop in seawater pH
driven by CO2 has been a clear signal of substantial environmental change.
To my eye, this animated graph, produced
by the federal Earth Systems Research Laboratory, is one of the best attempts to put the recent human -
driven surge in
carbon dioxide concentrations in the atmosphere into long - term context:
I reached out to Pierrehumbert because he is one of many authors of «Consequences of twenty - first - century policy for multi-millennial climate and sea - level change,» an important new Nature Climate Change analysis reinforcing past work showing a very, very, very long impact (tens of millenniums) on the Earth system — climatic, coastal and otherwise — from the
carbon dioxide buildup
driven by the conversion, in our lifetimes, of vast amounts of fossil fuels into useful energy.
To reduce
carbon dioxide emissions in the transportation sector 14 percent from 2005 levels
by 2020, the cost of
driving would simply have to increase, according to a report released Thursday
by researchers at Harvard's Belfer Center for Science and International Affairs.
And, the IPCC projection is probably too high because it was
driven by a collection of climate models which new science indicates produce too much warming given a rise in atmospheric
carbon dioxide levels.
The scientistsâ $ ™ predictions also undermine the standard climate computer models, which assert that the warming of the Earth since 1900 has been
driven solely
by man - made greenhouse gas emissions and will continue as long as
carbon dioxide levels rise.
In a press release boldly titled «Nature, Not Man, is Responsible for Recent Global Warming,» study coauthor Bob Carter claimed that the findings left «little room for any warming
driven by human
carbon dioxide emissions».
The ongoing warming trend — as well as the increasing frequency and severity of high - humidity heat waves — is ultimately
driven by rising concentrations of
carbon dioxide and other greenhouse gases in the atmosphere.
Ice loss is
driven by emissions of long - lived gases like
carbon dioxide and short - lived climate pollutants like methane and black
carbon, or soot.
Scientists and policy - makers sometimes refer to the status of the unadulterated climate
by the preindustrial levels of
carbon dioxide, under the assumption that staying below 350 ppm would entail a climatically safer world characterized, among other things,
by a decrease of anthropogenically
driven extremes.
The ocean uptake of excess atmospheric
carbon dioxide, the excess above preindustrial levels
driven by human emissions, causes well - understood and substantial changes in seawater chemistry that can affect marine organisms and ecosystems.
At the same time, evidence shows that rising atmospheric
carbon dioxide, partly
driven by industrial emissions, is boosting forest growth.
For example, atmospheric
carbon dioxide grew
by approximately 30 % during the transition from the most recent cold glacial period, about 20,000 years ago, to the current warm interglacial period; the corresponding rate of decrease in surface ocean pH,
driven by geological processes, was approximately 50 times slower than the current rate
driven largely
by fossil fuel burning.
Global upper - ocean chemistry trends
driven by human
carbon dioxide emissions are more rapid than variations in the geological past.