The planet's
emissions of carbon dioxide continue to soar, especially as developing countries emulate (and supplant) the industries of the West.
«If global
emissions of carbon dioxide continue to rise at the rate of the past decade,» said Dr. Hansen, «this research shows that there will be disastrous effects, including increasingly rapid sea level rise, increased frequency of droughts and floods, and increased stress on wildlife and plants due to rapidly shifting climate zones.»
Lead author James Hansen, NASA Goddard Institute for Space Studies, New York, concludes: «If global
emissions of carbon dioxide continue to rise at the rate of the past decade, this research shows that there will be disastrous effects, including increasingly rapid sea level rise, increased frequency of droughts and floods, and increased stress on wildlife and plants due to rapidly shifting climate zones.»
Not exact matches
Politics
of deferred gratification Under one
of the additional scenarios, known as RCP 4.5, humans take longer to reduce greenhouse gas
emissions but eventually do so, and under the other, known as RCP 8.5,
carbon dioxide concentrations
continue to rise through 2100.
The ability
of the oceans to take up
carbon dioxide can not keep up with the rising levels
of greenhouse gases in the atmosphere, which means
carbon dioxide and global temperatures will
continue to increase unless humans cut their
carbon dioxide emissions.
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.
In a paper published this month in Geophysical Research Letters, Lovejoy concludes that a natural cooling fluctuation during this period largely masked the warming effects
of a
continued increase in human - made
emissions of carbon dioxide and other greenhouse gases.
«If ozone
continues to increase, vegetation will take up less and less
of our
carbon dioxide emissions, which will leave more CO2 in the atmosphere, adding to global warming,» Sitch says.
At one such session, Qian Zhimin, deputy director
of China's National Energy Administration, told his fellow CPPCC delegates that solar energy and wind power will
continue to play a major role in China's economy and in the reduction
of carbon dioxide emissions, according to a report on CPPCC's Web site.
Given those findings and the rest
of the improved understanding
of the climate system, the IPCC projects that if
carbon dioxide gas
emissions — the primary cause
of warming —
continue to grow at the recent rate, the world would warm 2oC above 19th - century levels by the middle
of this century.
Their intent, apparently, was to disparage the views
of scientists who disagree with their contention that
continued business - as - usual increases in
carbon dioxide (CO2)
emissions produced from the burning
of coal, gas, and oil will lead to a host
of cataclysmic climate - related problems.
In the time since the 2007 version
of this report, the human effect on the climate has grown more than 40 percent stronger, thanks to
continued emissions of greenhouse gases and more precision in measurements, with
carbon dioxide leading the charge.
Stable atmospheric concentrations
of greenhouse gases would lead to
continued warming, but if
carbon dioxide emissions could be eliminated entirely, temperatures would quickly stabilize or even decrease over time.
If the human population
continues to grow, more pressure will be put on
carbon dioxide emissions — leaving future generations vulnerable to the effects
of climate change.
The letter notes that «Stable atmospheric concentrations
of greenhouse gases would lead to
continued warming, but if
carbon dioxide emissions could be eliminated entirely, temperatures would quickly stabilize or even decrease over time.
Meanwhile, global
emissions of carbon dioxide and other greenhouse gases
continue to increase, promising far worse to come.
The
continued increase in the atmospheric concentration
of carbon dioxide due to anthropogenic
emissions is predicted to lead to significant changes in climate1.
Ocean acidification represents one
of the most serious long - term threats to coral reef ecosystems and will
continue through this century, irrespective
of progress in reducing
emissions due to the amount
of carbon dioxide already in the atmosphere.
And as the animation shows, it's a long - term trend that is likely to
continue until the
emissions of carbon dioxide and other greenhouse gases are significantly curtailed.
* Scientists from the Carnegie Institution's Department
of Global Ecology have calculated that if current
carbon dioxide emission trends
continue, by mid-century 98 %
of present - day reef habitats will be bathed in water too acidic for reef growth.
Thus, would you rather have some
of your money going toward the makers
of high - efficiency vehicles, many (or at least some)
of which should be in the U.S., helping to create or preserve jobs in the U.S, by making these shifts, and all - the - while helping to reduce
carbon dioxide emissions and protect the climate; OR would you rather
continue to have much more
of your money going to ExxonMobil and to overseas providers
of oil, all - the - while
continuing to pour larger amounts
of carbon dioxide into the atmosphere?
Like many institutions and individuals, Shell, the oil giant, is trying to divine what lies ahead in a world with limited energy options, a fast - growing energy appetite, and a climate system almost assuredly disrupted should
carbon dioxide emissions from today's fuels
of choice
continue their seemingly inexorable rise.
With strong economic growth and
continued heavy reliance on fossil fuels expected, much
of the increase in
carbon dioxide emissions is projected to occur among the developing nations
of the world, especially in Asia...
Hence, the rate
of global
carbon dioxide emissions continues to accelerate.
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.
But, he
continued, soaring oil and gas prices, the increasing vulnerability
of energy supply routes and ever - increasing
emissions of climate - destabilising
carbon dioxide are «symptoms
of a considerable malaise in the world
of energy.»
Many studies have demonstrated the risks that ocean acidification pose to marine organisms, such as coral dissolving in more acidic water.6 However, new findings suggest that the August and September time period could be particularly challenging for the earliest life stage
of elkhorn coral — an important reef - forming coral
of the Caribbean — if we
continue on a path
of high
carbon dioxide emissions.5 Ordinarily each August or September elkhorn corals flood the water with eggs and sperm (gametes) for sexual reproduction.2
Today the surface ocean is almost 30 % more acidic than it was in pre-industrial times, and over the next few decades, the level
of acidity
of the surface ocean will
continue to rise without deliberate action to reduce
carbon dioxide emissions.
Today the surface ocean is almost 30 % more acidic than it was in pre-industrial times, and over the next few decades, the level
of acidity
of the surface ocean will
continue to rise without deliberate action to reduce
carbon dioxide emissions and stabilize»
Since the design lifetime
of most fossil fuel plants is
of order 40 years, the world would be wise to opt for another generation
of fossil fuels to
continue the improvement
of the lot
of mankind, while making a more determined effort over a longer time to develop real workarounds to the currently perceived problem
of carbon dioxide emissions.
Both past and future human
emissions of carbon dioxide will
continue to contribute to warming and sea level rise for more than a millennium, due to the long time it takes for this gas to disappear from the atmosphere.
The scammers claim that
continued human - caused
carbon dioxide (CO2)
emissions will result in a wide variety
of adverse outcomes if the US does not meet their demands.
If policy makers followed the
carbon law, adoption
of renewables would
continue its current pace
of doubling energy production every 5.5 years, and
carbon dioxide sequestration technologies would need to ramp up in order for the the planet to reach net - zero
emissions by the middle
of the century, say the researchers.
The enhanced Greenhouse Effect we are now measuring is a human fingerprint because the source
of it is the
continued emission of greenhouse gases, primarily
carbon dioxide, produced by industrial activity.
Since
carbon dioxide emission limits agreed to under the 1997 Kyoto Protocol were to expire at the stroke
of midnight on December [
continue reading...]
Likewise,
continued development
of solar, wind and other low -
carbon sources
of electricity generation could mitigate the increases in
carbon dioxide emissions.
Now Raupach and colleagues plan to look at the relationship
of emissions to the global
carbon dioxide budget, and at
continued increases in
emissions as a source
of Earth system vulnerability.
As more wind energy is added to the energy system, the overall
carbon dioxide emissions of the power grid will
continue to drop.
America's energy revolution
continues to deliver broad economic benefits while helping to reduce
emissions of carbon dioxide (CO2) from electricity generation to nearly 30 - year lows.
CCS, which includes technologies to strip
carbon dioxide from the flue gases
of power plants, would allow
continued output by eliminating most
carbon emissions.
«If coal is to
continue as a primary component
of the nation's future energy supply in a
carbon - constrained world, large - scale demonstrations
of carbon management technologies — especially
carbon capture and sequestration — are needed to prove the commercial readiness
of technologies to significantly reduce
carbon dioxide emissions from coal - based power plants and other energy conversion processes,» says the report.
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.
«Business - as - usual» scenarios, with fossil fuel
carbon dioxide emissions continuing to increase about 2 percent per year as in the past decade, yield additional warming
of 2 or 3 °C this century and imply changes that constitute practically a different planet.
CPP will
continue to be debated, yet it bears repeating: The U.S. has been significantly lowering its
carbon dioxide emissions in the power sector without CPP implementation, mostly because market decisions to use increasing volumes
of domestic natural gas.
That stubborn error in the satellite data is about six times larger than what is scientifically possible, and several times larger than the effect scientists are trying to see, namely planetary warming caused by
continued massive
emissions of carbon dioxide into the atmosphere.
Undoubtedly, sea levels will
continue to rise into the future, in part, from the earth's temperature increase as a result
of human
carbon dioxide emissions resulting from our use
of fossil fuels.
However, surely an important difference this time is that it is the scientific consensus that is warning us
of the dangers
of continuing emissions of carbon dioxide, and that this consensus is saying quite categorically that if we wait until utterly definitive evidence emerges
of dangerous climate change it will be too late to do anything about it.
Ocean acidification will severely impair coral reef growth before the end
of the century if
carbon dioxide emissions continue unchecked, according to new research on Australia's Great Barrier Reef led by Carnegie's Ken Caldeira and the California Academy
of Sciences» Rebecca Albright.
It assumes that the world population and economy
continue to grow but no policies are put in place to mitigate
emissions of climate - warming gases, such as
carbon dioxide.
In other words, if it
continues, the recent trend in sea ice loss may triple overall Arctic warming, causing large
emissions in
carbon dioxide and methane from the tundra this century (for a review
of recent literature on the tundra, see «Science stunner: Vast East Siberian Arctic Shelf methane stores destabilizing and venting; NSF issues world a wake - up call: «Release
of even a fraction
of the methane stored in the shelf could trigger abrupt climate warming»).