Steve says: «In 2007 the APS Council adopted an official policy statement on climate:... We must reduce
emissions of greenhouse gases beginning now.»
We must reduce
emissions of greenhouse gases beginning now.
We must reduce
emissions of greenhouse gases beginning now.
Not exact matches
The Virginia Department
of Environmental Quality will
begin presenting its draft
greenhouse gas program next week to the state's pollution board for approval to create the state's first cap - and - trade program to reduce
greenhouse gas emissions.
Probably the most discussed aspect
of the NGP Report (see this excellent discussion on CBC's The 180
beginning at around the seven minute mark) is the JRP's treatment (or lack thereof)
of «upstream»
greenhouse gas emissions (GHGs), and specifically the apparent asymmetry between the JRP's decision to consider the need to open markets for projected increases in oil production — the vast majority
of which would uncontrovertibly be from the oil sands — but not the GHGs associated with this projected growth.
For over a quarter
of a century, UK
greenhouse gas emissions have been falling while GDP has increased, and we have
begun to address flooding risks and other dangers.
The federal government should
begin a major effort to measure
greenhouse gas emissions tied to the nation's booming natural
gas industry, a Department
of Energy advisory panel said today in a series
of proposals on air and water quality issues.
Even die - hard Alaskan antienvironmentalists have
begun to warm up to the idea
of imposing limits on
greenhouse -
gas emissions, according to The Wall Street Journal, because homes on the coast there are already
beginning to slip into rising seas.
But scientists are starting to figure out how
greenhouse -
gas emissions are
beginning to threaten some
of the things Americans love the most — including holiday traditions like ham and wine.
IIASA researchers have been involved in
greenhouse gas emission projections since the
beginning of climate change research in the 1970s, including research on both historical
emissions as well as projections for future
emissions based on multiple scenarios
of economic and population growth and technological change.
The scenario
began with 2005 conditions
of greenhouse gas emissions, land use and technologies, and then allowed the model to simulate
greenhouse gas emissions and land use changes until 2100.
Because that's about how much time we have to stop the increase in
greenhouse gas emissions and
begin steep reductions that will bring
emissions to near zero within another ten years at most, if we are to have any hope
of avoiding the most catastrophic consequences
of global warming.
«It's a vision that moves the United States down the curve
of greenhouse gas emissions at a level that no other country has even
begun to seriously contemplate,» Mr. Pershing said.
Global climate change has risen temperatures by approximately 0.8 degrees Celsius (1.4 degrees Fahrenheit) since the
beginning of the Industrial Revolution due to
greenhouse gas emissions.
As early as the 1970s, scientists
began to warn that humanity's ever - increasing production
of greenhouse gas emissions would change the Earth's climate.
I'm told that in the People's Republic
of China, there are plans on the shelves to try to
begin to reduce their
emissions of greenhouse gases.
The climate downside to this trend is methane «slip» —
emissions of unburned methane, a far more potent
greenhouse gas than CO2 (per pound), a problem that marine engine manufacturers are
beginning to tackle.
Indeed, governments and scientists
began talking seriously about radical cuts to
greenhouse gas emissions in 1988 — the exact year that marked the dawning
of what came to be called «globalization,» with the signing
of the agreement representing the world's largest bilateral trade relationship between Canada and the United States, later to be expanded into the North American Free Trade Agreement (NAFTA) with the inclusion
of Mexico.25
Only in the past few decades have scientists
begun the measurements necessary to establish a relationship between current carbon levels and temperatures, and the science conducted since then has consistently pointed in one direction: that rising
greenhouse gas emissions, arising from our use
of fossil fuels and our industries, lead to higher temperatures.
Southwest Airlines has
begun implementing enhanced landing procedures at 11 airports, with an aim
of cutting
greenhouse gas emissions and reducing delays.
Beginning in the late 1960s, computer simulations indicated possible changes in temperature and precipitation that could occur due to human - induced
emission of greenhouse gasses into the atmosphere.
Since international climate change negotiations
began in 1990, the United States has yet to adopt meaningful
greenhouse gas emissions reduction legislation For almost 20 years arguments against US climate change legislation or US participation in a global solution to climate change have been made that have almost always been
of two types.
One clear benefit
of SRM is that it would
begin cooling
of the Earth immediately, whereas large cuts in
greenhouse gas emissions will take many decades before the climate responds, since time is required for CO2 already in the atmosphere to break down.
Climate science clearly shows that to stay below two degrees
of warming, global
greenhouse gas emissions must
begin to decline by 2020.
Nations collectively to
begin to reduce sharply global atmospheric
emissions of greenhouse gases and absorbing aerosols, with the goal
of urgently halting their accumulation in the atmosphere and holding atmospheric levels at their lowest practicable value;
Beginning in 2013, the state's largest sources
of GHG
emissions will be required to reduce
greenhouse gas emissions or purchase allowances or offsets if they can not.
The Democratic platform now contains language that brings shape to the enormity
of the climate crisis, and thanks to Sander's Policy Director Warren Gunnels, climate leader Bill McKibben, filmmaker Josh Fox and many others
begins to point towards policy that we must implement if we are to transition away from fossil fuels and
begin to draw down carbon sharply on the path to 100 % clean, renewable energy and zero net
greenhouse gas emissions.
This year's temperatures now appear set to exceed 1998's values by around 0.35 C — or about one - third
of the entire warming total seen since large - scale human
greenhouse gas emissions began during the late 19th century.
Given that for over 20 years since international climate change negotiations
began, the United States has refused to commit to reduce its
greenhouse gas emissions based upon the justification that there is too much scientific uncertainty to warrant action, if it turns out that human - induced climate change actually greatly harms the health and ecological systems on which life depends
of others, should the United States be responsible for the harms that could have been avoided if preventative action had been taken earlier?
Making the calculation
of emissions reductions needed at any one time is complicated by the fact that how rapidly
greenhouse gas emissions must be reduced is a problem that depends upon when global
emissions reductions
begin.
Both wetland drying and the increased frequency
of warm dry summers and associated thunderstorms have led to more large fires in the last ten years than in any decade since record - keeping
began in the 1940s.9 In Alaskan tundra, which was too cold and wet to support extensive fires for approximately the last 5,000 years, 105 a single large fire in 2007 released as much carbon to the atmosphere as had been absorbed by the entire circumpolar Arctic tundra during the previous quarter - century.106 Even if climate warming were curtailed by reducing heat - trapping
gas (also known as
greenhouse gas)
emissions (as in the B1 scenario), the annual area burned in Alaska is projected to double by mid-century and to triple by the end
of the century, 107 thus fostering increased
emissions of heat - trapping
gases, higher temperatures, and increased fires.
The only question that needs to be examined to trigger a responsibility to
begin to make immediate reductions in
greenhouse gas emissions is whether the nation is exceeding its fair share
of safe global
emissions.
BH: Some
of them are talking about climate sensitivity at 1.2 C, at 1.5 C. I think this is completely implausible because the basic energetics
of the climate system responding to the additional
greenhouse gas emissions almost from simple physics, has to be at least 1.2 C and possibly more before you
begin to take into account any
of the feedbacks in the system from water vapour in clouds and so on.
Commenting on the release
of the
emissions figures, Dr Mary Kelly, Director General of the Environmental Protection Agency stated, «the Emissions Trading Scheme is designed to bring about reductions in emissions at least cost, and is seen to play an increasingly important role in assisting European industry implement the type of reductions envisaged in the EU Commission's recent decisions on an overall 20 percent reduction of greenhouse gas emissions in the EU by 2020... While no doubt some of the reduction reflects the economic downturn which began to have significant impact during 2008, nonetheless the overall picture is one of progressive annual GHG emission reduction
emissions figures, Dr Mary Kelly, Director General
of the Environmental Protection Agency stated, «the
Emissions Trading Scheme is designed to bring about reductions in emissions at least cost, and is seen to play an increasingly important role in assisting European industry implement the type of reductions envisaged in the EU Commission's recent decisions on an overall 20 percent reduction of greenhouse gas emissions in the EU by 2020... While no doubt some of the reduction reflects the economic downturn which began to have significant impact during 2008, nonetheless the overall picture is one of progressive annual GHG emission reduction
Emissions Trading Scheme is designed to bring about reductions in
emissions at least cost, and is seen to play an increasingly important role in assisting European industry implement the type of reductions envisaged in the EU Commission's recent decisions on an overall 20 percent reduction of greenhouse gas emissions in the EU by 2020... While no doubt some of the reduction reflects the economic downturn which began to have significant impact during 2008, nonetheless the overall picture is one of progressive annual GHG emission reduction
emissions at least cost, and is seen to play an increasingly important role in assisting European industry implement the type
of reductions envisaged in the EU Commission's recent decisions on an overall 20 percent reduction
of greenhouse gas emissions in the EU by 2020... While no doubt some of the reduction reflects the economic downturn which began to have significant impact during 2008, nonetheless the overall picture is one of progressive annual GHG emission reduction
emissions in the EU by 2020... While no doubt some
of the reduction reflects the economic downturn which
began to have significant impact during 2008, nonetheless the overall picture is one
of progressive annual GHG
emission reductions.»
A new study indicates that if current
emission rates
of greenhouse gases continue, leaves will
begin to appear an average
of 21 days earlier nationally by 2100 compared to recent trends.
EPA Administrator Lisa Jackson argues «By using the power and authority
of the Clean Air Act, we can
begin reducing
emissions from the nation's largest
greenhouse gas emitting facilities without placing an undue burden on the businesses that make up the vast majority
of our economy».
The EPA
began Energy Star as a voluntary labeling program in 1992 with the goal
of helping consumers decrease
greenhouse gas emissions.
Emissions of several important
greenhouse gases that result from human activity have increased substantially since large - scale industrialization
began in the mid-1800s.
Whereas the Department
of State has declared that it is critical for the Parties to the Convention to include Developing Country Parties in the next steps for global action and, therefore, has proposed that consideration
of additional steps to include limitations on Developing Country Parties»
greenhouse gas emissions would not
begin until after a protocol or other legal instrument is adopted in Kyoto, Japan in December 1997;
James Hansen reminds us that taking measures to reduce the risks
of these catastrophic events will require us to
begin immediately to shift onto a radically different energy and
greenhouse gas emissions path.
I was reminded
of this by the reaction to a paper recently released by my Institute on the need to
begin tackling
greenhouse gas emissions from aviation.
The 2007 Integrated Energy Policy Report further noted that to reduce
greenhouse gas emissions, California must
begin reversing the current 2 percent annual growth rate
of vehicle miles traveled.
Annan criticised a «frightening lack
of leadership» in fighting global warming, noting that — like the US — India and China «also have to
begin to take this seriously, because they are at the stage where they are also
beginning to produce
greenhouse gases and
emissions».
Projected temperatures for 2080 - 2099 (rise above the 1980 - 1999 level, mean
of mulitiple GCMs) for the «A2» scenario, in which the world
begins now to restrict its
greenhouse gas emissions.
Partly that reflects the fact that costs
begin rapidly to escalate beyond that amount
of warming; partly it reflects the possibility (discussed in considerable detail by Mr. Lynas) that that may be enough warming to trigger climate feedbacks that would make yet more warming inevitable even without additional
greenhouse gas emissions.
Dr. James Hansen, Director
of the Goddard Space Center, reports that»... man has just 10 years to
begin to reduce
greenhouse gas emissions or global warming will reach what he calls a tipping point and will become unstoppable».
That finding struck Smith, a Republican from Texas who maintains that human - caused
emissions of greenhouse gases are not causing global warming, as suspicious, and he
began a dogged effort to determine if the scientists had manipulated data to arrive at politically - motivated results.
Extensive studies showed that the consequences
of a two degree rise would be severe in many parts
of the world — and such a rise was more likely than not by the late 21st century, even if governments
began to take serious action to restrict
greenhouse gas emissions.
After he called on the United States to reduce
greenhouse gas emissions in a December 2005 lecture, Dr. Hansen found that NASA officials
began reviewing and filtering public statements and press interviews in an effort to limit his ability (as well as that
of other government scientists) to publicly express scientific opinions that clashed with the Bush administration's views on global warming.»
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