But the annual amount of human -
caused global emissions of carbon dioxide, the main greenhouse gas driving climate change, is now about 50 percent larger than in 1992.
But the annual amount of human -
caused global emissions of carbon dioxide, the main greenhouse gas driving climate change, is now about 50 percent larger than in 1992.
Not exact matches
Volcanic rocks deep beneath the sea off the coast
of California, Oregon and Washington State might prove one
of the best places to store the
carbon dioxide emissions that are
causing global warming, a new study finds.
Critics argue that albedo modification and other «geoengineering» schemes are risky and would discourage nations from trying to reduce their
emissions of carbon dioxide, the heat - trapping gas that comes from the burning
of fossil fuels and that is
causing global warming by absorbing increasing amounts
of energy from sunlight.
Fossil fuel - based electricity production is responsible for about 38 percent
of U.S.
carbon dioxide emissions — CO2 pollution being the major
cause of global climate change.
An international team
of 27 oceanographers churned through 13
global models and concluded that
carbon dioxide emissions could
cause pH levels in the ocean to drop from an average
of 8.1 today to 7.7 by the end
of the century.
Around 15 %
of the
global carbon dioxide emissions that
cause climate change come from deforestation, and much
of that occurs in the Amazon.
Nearly 15 %
of the
global carbon dioxide emissions that
cause climate change come from deforestation, much
of which occurs in the Brazilian Amazon.
Pierrehumbert said Howarth uses the figure for methane's 20 - year
global warming potential — 86 times that
of carbon dioxide — without seriously discussing the magnitude
of warming
caused by those methane
emissions compared to warming prevented by the reduction in
carbon dioxide emissions.
If human -
caused climate change is to be slowed enough to avert the worst consequences
of global warming,
carbon dioxide emissions from coal - fired power plants and other pollutants will have to be captured and injected deep into the ground to prevent them from being released into the atmosphere.
The study concluded that human
emissions of carbon dioxide (CO2)
cause dangerous
global warming.
But
emissions have two parts: One is the pollutants that are harmful to people, animals, oceans, etcetera; the other is CO2 (
carbon dioxide)
emissions that are generally considered to be the
cause of global warming, which is generally considered to be fact, and that CO2 is produced in direct proportion to how much fossil fuel is burned in cars, as well as buildings, locomotives, planes, and ships.
The elements that I believe are key to a successful agreement in Copenhagen include: • Strong targets and timetables from industrialized countries and differentiated but binding commitments from developing countries that put the entire world under a system with one commitment: to reduce
emissions of carbon dioxide and other
global warming pollutants that
cause the climate crisis; • The inclusion
of deforestation, which alone accounts for twenty percent
of the
emissions that
cause global warming; • The addition
of sinks including those from soils, principally from farmlands and grazing lands with appropriate methodologies and accounting.
The influence
of the Sun on the Earth is seen increasingly as one
cause of the observed
global warming since 1900, along with the
emission of the greenhouse gas,
carbon dioxide, from the combustion
of coal, gas, and oil.
HERE is a line
of empirical evidence: (human / industry CO2
emissions are
causing global warming) * Climate Myth The Skeptic - Denier position: There's no empirical evidence «There is no actual evidence that
carbon dioxide emissions are
causing global warming.
When scientists warn that
emissions of carbon dioxide and other greenhouse gases (GHGs) may
cause a
global warming
of 1.5 - 4.5 C over the next 100 years, one possible reaction is: «So what?
While the greenhouse effect is undeniably real, and while most scientists agree that there has been a rise in
global temperatures
caused in some part by human
emissions of carbon dioxide, no one knows how much more warming will occur this century or whether it will be dangerous.
While most scientists believe extreme weather events will be more frequent as heat - trapping
carbon dioxide emissions cause global temperatures to rise, Baddour said it was impossible to say with certainty what the second half
of 2007 will bring.
A recent study from the Swedish Ministry
of Sustainable Development argues that males have a disproportionately larger impact on
global warming («women
cause considerably fewer
carbon dioxide emissions than men and thus considerably less climate change»).
... the Intergovernmental Panel on Climate Change, which includes more than 3,000 scientists from around the world, agrees that climate change is
caused by a number
of factors, including excess
carbon dioxide... The Government
of Alberta accepts the findings
of the Intergovernmental Panel on Climate Change and recognizes the need to reduce
emissions and take immediate action to deal with the impacts
of global warming.
Years earlier, one climate researcher at the company, Henry Shaw, had called management's attention to a key conclusion
of a landmark National Academy
of Sciences report:
global warming
caused by
carbon dioxide emissions, not a scarcity
of supply, would likely set the ultimate limit on the use
of fossil fuels.
«The theory that we
caused the
global warming with our
emissions of carbon dioxide is based on two assumptions (guesses), made in the early 1980s when there was insufficient data.
They have told the public, politicians, and the press that «
global warming» (alias «climate change») is primarily due to human -
caused emissions of carbon dioxide, and that if this continues at current levels that this will result in catastrophic
global warming.
This past week has brought some attention to a much earlier «let's pretend» — that
global climate is influenced primarily by human -
caused carbon dioxide emissions rather than changes in the sun, our source
of heat and light.
For instance, after storm surges from Hurricane Sandy
caused extensive damage to New York City, NY (USA) in October 2012, it convinced the Mayor
of New York City, Mike Bloomberg that man - made
global warming is real and that we should immediately reduce our
carbon dioxide emissions:
The man in charge
of this is new EPA Administrator Scott Pruitt, who up to now has been cautious about saying anything that would express his skepticism that human
emissions of carbon dioxide are
causing global warming.
With 70 %
of global energy demand currently met through the burning
of carbon - based fuels, and demand predicted to double by 20351, the world faces a growing challenge: reducing climate change
causing carbon dioxide (CO2)
emissions while not damaging a fragile
global economy that is sustained by these abundant fossil fuels.
As the following graphic shows, the researchers find that roughly 75 percent
of global radiative GHG forcing is attributable to
carbon dioxide, while 16.7 percent is attributable to methane, including 8.8 percent attributable to human -
caused methane
emissions.
The claim is often made that climate realists (a.k.a. skeptics) can not point to peer - reviewed papers to support their position that there is no evidence
of «dangerous
global warming:»
caused by human
emissions of so - called «greenhouse» gases, including
carbon dioxide.
When asked on CNBC's «Squawk Box» to admit that the primary
cause of global warming is
carbon dioxide emissions, Perry instead claimed that «most likely the primary control knob is the ocean waters and this environment that we live in.»
The new target: Naomi Oreskes who last week found her research used as a foil by some lawmakers in the U.S. House
of Representatives to try and discredit the widely - accepted and growing view that there is a broad scientific consensus on the evidence
of human -
caused global warming
caused by rising
carbon dioxide emissions.
In its report, Ford estimated that yearly greenhouse gas
emissions from its vehicles and manufacturing plants totaled the equivalent
of 400 million metric tons
of carbon dioxide, which scientists have identified as one
of the leading man - made
causes of global climate change.
Coal plants are one
of the top sources
of carbon dioxide emissions, and one
of the primary
causes of global warming.
As a non-climatologist, it seems logical to me that
carbon dioxide emissions will
cause global warming in some form — but if
global warming meltdown starts in eight years» time, I will eat my copy
of Six Degrees, appendices and all.
This difference is significant because research shows that people are more likely to support policy actions to reduce
carbon dioxide emissions if they are aware
of the overwhelming agreement among experts that we are
causing global warming.
It is therefore difficult to see how the Intergovernmental Panel on Climate Change (the IPCC) can maintain there is a 95 per cent probability that human
emissions of carbon dioxide have
caused most
of the
global warming that has occurred over the last several decades (4).
All
of the above is background to one
of the great mysteries
of the climate change issue... how the Intergovernmental Panel on Climate Change (the IPCC) can maintain there is a 95 per cent probability that human
emissions of carbon dioxide have
caused most
of the
global warming that has occurred over the last several decades (4).
E.g., research assumes greenhouse gas
emissions cause warming without explicitly stating humans are the
cause»...
carbon sequestration in soil is important for mitigating
global climate change» (4a) No position Does not address or mention the
cause of global warming (4b) Uncertain Expresses position that human's role on recent
global warming is uncertain / undefined «While the extent
of human - induced
global warming is inconclusive...» (5) Implicit rejection Implies humans have had a minimal impact on
global warming without saying so explicitly E.g., proposing a natural mechanism is the main
cause of global warming»... anywhere from a major portion to all
of the warming
of the 20th century could plausibly result from natural
causes according to these results» (6) Explicit rejection without quantification Explicitly minimizes or rejects that humans are
causing global warming»... the
global temperature record provides little support for the catastrophic view
of the greenhouse effect» (7) Explicit rejection with quantification Explicitly states that humans are
causing less than half
of global warming «The human contribution to the CO2 content in the atmosphere and the increase in temperature is negligible in comparison with other sources
of carbon dioxide emission»»
It claims that passive smoking is no more dangerous than «eating 50g
of mushrooms a week», and attacks «politically correct» beliefs such as «passive smoking
causes lung cancer» and «mankind's
emissions of carbon dioxide will result in runaway
global warming».
On page 3 Postma states that anthropogenic
global warming means a general warming
of the atmosphere theorized to be human
emission of carbon dioxide (CO2), which is then theorized to
cause a strengthening
of the effect
of the Greenhouse Theory, which actually
causes said warming.
Regarding your second question, the paper
of Frank et al agrees with my paper in many points, except for the argument on the
global warming
caused by
emissions of carbon dioxide through human activities.
(1) Because
of a growing concern over the possible consequences
of global warming, which may be
caused in part by increases in atmospheric
carbon dioxide (a major greenhouse gas), and also because
of the need for accurate estimates
of carbon dioxide emissions, the Energy Information Administration (EIA) has developed factors for estimating the amount
of carbon dioxide emitted as a result
of U.S. coal consumption.
Data on monitoring and changes in status, along with modeling predictions
of temperature and pH effects, should be brought to governments and the public... the United States could grab the front end
of the problem by taking serious steps to mitigate
carbon dioxide emissions: the root
cause of global warming and the reef problem.»
That growth in coal consumption was the primary driver
of the record levels
of global carbon dioxide emissions in 2011,
causing a leading energy economist to worry that «the door to a 2 °C trajectory is about to close.»
«We, the undersigned, having assessed the relevant scientific evidence, do not find convincing support for the hypothesis that human
emissions of carbon dioxide are
causing, or will in the foreseeable future
cause, dangerous
global warming.»