Yet according to official climate models, even if the U.S. enacted an immediate and total ban
on all human emissions of greenhouse gases, the difference in global temperature by the year 2050 would be a mere five one - hundredths of a degree Celsius.
Not exact matches
Exxon has argued against all the other shareholder proposals as well, including a «policy to explicitly prohibit discrimination based
on sexual orientation and gender identity»; a policy articulating Exxon's «respect for and commitment to the
human right to water»; «a report discussing possible long term risks to the company's finances and operations posed by the environmental, social and economic challenges associated with the oil sands»; a report
of «known and potential environmental impacts» and «policy options» to address the impacts
of the company's «fracturing operations»; a report
of recommendations
on how Exxon can become an «environmentally sustainable energy company»; and adoption
of «quantitative goals... for reducing total
greenhouse gas emissions.»
Trump's stance
on the environment contradicts thousands
of scientists and decades
of research, which has linked many observable changes in climate, including rising air and ocean temperatures, shrinking glaciers, and widespread melting
of snow and ice, to an increase in
greenhouse gas emissions from
human activities.
As well as explaining that the production
of meat —
on its journey from farm to fork — is responsible for 15 per cent
of the planet's harmful
greenhouse gas emissions, it underlines that raising equivalent amounts
of grain or vegetables for
human consumption uses far less land, water and resources.
On the current trajectory, greenhouse gas emissions from cars, trains, ships and airplanes may become one of the greatest drivers of human - induced climate change, according to a draft of the forthcoming U.N. fifth assessment report on mitigation of climate chang
On the current trajectory,
greenhouse gas emissions from cars, trains, ships and airplanes may become one
of the greatest drivers
of human - induced climate change, according to a draft
of the forthcoming U.N. fifth assessment report
on mitigation of climate chang
on mitigation
of climate change.
The scientists looked at the so - called biogenic fluxes or flow
of the three
greenhouse gases on land that were caused by
human activities over the last three decades and subtracted out
emissions that existed «naturally» during pre-industrial times.
The study supports calls for improved monitoring
of wetlands and
human changes to those ecosystems — a timely topic as the Intergovernmental Panel
on Climate Change prepares to examine land use impacts
on greenhouse gas emissions, says Prof. Merritt Turetsky, Department
of Integrative Biology.
It was clear that climate change is an energy problem — burning fossil fuels to generate energy accounts for 74 per cent
of human - made
greenhouse gas emissions — but I could see that it was very difficult to change the energy industry from the outside and very little was happening
on the inside.
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.
Application is an environmental issue in industrialized countries like the United States because
of high energy input, increased
greenhouse gas emissions, water pollution and other adverse effects
on ecosystems and
human health.
Known as a «co-benefit,» using state
of the art models for
human and natural systems, along with climate projections from the international community, the team was able for the first time to put a value
on the global air pollution benefits
of cutting
greenhouse gas emissions over the 21st century.
The warm waters across the central and eastern tropical Pacific are boosting global temperatures, which is
on top
of the long - term warming driven by
human greenhouse gas emissions.
Human activities are releasing
greenhouse gases more than 30 times faster than the rate
of emissions that triggered a period
of extreme global warming in the Earth's past, according to an expert
on ancient climates.
Mr. McCain has been an interesting voice
on global warming, given that he broke with President Bush and most
of his party years ago, acknowledging that the buildup
of greenhouse gases from
human activities was risky and mandatory steps were needed to curb
emissions.
A task force assembled by the American Psychological Association hopes to spur more research
on the role
of the
human mind in shaping the behaviors resulting in rising
greenhouse -
gas emissions as well as
on traits that can impede an effective response to global warming and similar slow - building environmental risks.
After 20 years
of unfulfilled aspirational pledges (the original Framework Convention
on Climate Change), seemingly dead - end detours (the Kyoto Protocol) and relentlessly rising
greenhouse -
gas emissions, the world may be better off shifting from climate - centric diplomacy to a slate
of efforts aimed at advancing the
human condition in ways that limit climate - related risks.
Called «Many Heavens, One Earth,» the meeting is intended to generate commitments for actions by religious organizations, congregants and countries that could reduce
emissions of greenhouse gases or otherwise limit the
human impact
on the environment.
Terrell Johnson, reporting
on a recent NASA publication concluding that deep ocean temperatures have not increased since 2005 (http://www.weather.com/science/environment/news/deep-ocean-hasnt-warmed-nasa-20141007): «While the report's authors say the findings do not question the overall science
of climate change, it is the latest in a series
of findings that show global warming to have slowed considerably during the 21st century, despite continued rapid growth in
human - produced
greenhouse gas emissions during the same time.»
While pressing for cuts in
greenhouse -
gas emissions and better efforts to control hunting, both legal and illegal, the participating scientists concluded
on an optimistic note, saying they were «optimistic that
humans can mitigate the effects
of global warming and other threats to polar bears, and ensure that they remain a part
of the Arctic ecosystem in perpetuity.»
As for the ethics
of all
of this, Donald A. Brown
of Pennsylvania State University argues that the world's top emitters
of greenhouse gases are morally obligated to curb carbon dioxide and similar
emissions based
on the level
of certainty that is already established
on the impacts
of those
emissions — most
of which will be in poorer places with small contributions to the
human - caused
gas buildup in the atmosphere.
While I am still comfortable with my argument that «
human inertia» is the prime explanation for a long response time for doing anything about
greenhouse gas emissions, I am very wary
of efforts by California and the U.K. to stick their necks out
on carbon reductions.
I am part
of that community; we agree that
human greenhouse gas emissions are having a huge, negative effect
on global climate.
There's some sobering news
on two fronts that many climate campaigners, and politicians, have put at the forefront
of their climate agendas: passing legislation capping carbon dioxide
emissions and demonstrating technology for capturing and burying the main
human - generated
greenhouse gas.
Gary Yohe, an environmental economist at Wesleyan University, is one
of a large group
of veteran students
of the climate - energy challenge who say the persistent uncertainties surrounding
human - driven warming are the reason to act, to act promptly, and to include a rising price
on emissions of greenhouse gases in any policy mix.
Drawing
on experience building a customer base for various products over many years, Clark sees efforts to curb
emissions of greenhouse gases as a solution that — because
of the long - term and cumulative nature
of warming risks — is offered well ahead
of public recognition
of the problem (truly disruptive changes to conditions and resources
humans depend
on).
In a wide - ranging December 2013 study, conducted to support Our Children's Trust, a group advancing legal challenges to lax
greenhouse gas emissions policies
on behalf
of minors, Hansen called for a «
human tipping point» — essentially, a social revolution — as one
of the most effective ways
of combating climate change, though he still favors a bilateral carbon tax agreed upon by the United States and China as the best near - term climate policy.
Some 98 percent
of working climate scientists agree that the atmosphere is already warming in response to
human greenhouse -
gas emissions, and the most recent research suggests that we are
on a path toward what were once considered «worst case» scenarios.
Since 1951, Earth's climate has warmed by about 0.6 degrees Celsius, and researchers assessing the state
of climate science for the Intergovernmental Panel
on Climate Change (IPCC) are 95 percent certain that more than half
of the warming is due to
human emissions of greenhouse gases.
In June 2016, a partnership
of 31 leading nonpartisan scientific associations sent a consensus letter to U.S. policymakers that reaffirmed the reality
of human - caused climate change, noting that
greenhouse gas emissions «must be substantially reduced» to minimize negative impacts
on the global economy, natural resources, and
human health.
On the other hand, despite the overwhelming evidence that global warming will transform the Earth's climate for centuries, with fearful consequences for human health and wellbeing (not to mention the survival of many species and ecosystems), the world can not agree to significant reductions in greenhouse gas emissions because of concerns about the effects on economic growt
On the other hand, despite the overwhelming evidence that global warming will transform the Earth's climate for centuries, with fearful consequences for
human health and wellbeing (not to mention the survival
of many species and ecosystems), the world can not agree to significant reductions in
greenhouse gas emissions because
of concerns about the effects
on economic growt
on economic growth.
On the other hand, 42 papers or about 62 %
of scientific papers
of this same period predicted the earth would warm from
human greenhouse gas emissions.
Over the last three decades, five IPCC «assessment reports,» dozens
of computer models, scores
of conferences and thousands
of papers focused heavily
on human fossil fuel use and carbon dioxide and
greenhouse gas emissions, as being responsible for «dangerous» global warming, climate change, climate «disruption,» and almost every «extreme» weather or climate event.
Karlsson claims that «
human emissions of carbon dioxide and other anthropogenic
greenhouse gases is [sic] a substantial influence
on the current warming trend.»
«That's conclusive evidence in my view that
human driven
emission of greenhouse gases were the primary cause
of 2013 being the hottest year
on record.
This is the belief backed up by the scientific evidence; in the most recent report by the Intergovernmental Panel
on Climate Change (IPCC) in September 2013, scientists agreed that it is «extremely likely» that
human emissions of greenhouse gases are causing the planet to warm.
The Geological Society
of America «The Geological Society
of America (GSA) concurs with assessments by the National Academies
of Science (2005), the National Research Council (2006), and the Intergovernmental Panel
on Climate Change (IPCC, 2007) that global climate has warmed and that
human activities (mainly
greenhouse gas emissions) account for most
of the warming since the middle 1900s.»
«The
human impact
on global climate is small, and any warming that may occur as a result
of human carbon dioxide (CO2) and other
greenhouse gas emissions is likely to have little effect
on global temperatures, the cryosphere (ice - covered areas), hydrosphere (oceans, lakes, and rivers), or weather.
WHEN speaking to script, Australia's new conservative Prime Minister Tony Abbott will say that he accepts that
human emissions of greenhouse gases are having an impact
on the world's climate.
Recent polls show a solid majority
of Americans reject the man - made global - warming theory pushed by Obama, the UN, and other governments desperate to impose new taxes and regulations
on CO2 — a natural
gas exhaled by
humans and required for plants,
human emissions of which make up a fraction
of one percent
of all the
greenhouse gases present naturally in the atmosphere.
In 1995 the coalition's own scientists reported that «the scientific basis for the
Greenhouse Effect and the potential impact of human emissions of greenhouse gases such as CO2 on climate is well established and can not be deni
Greenhouse Effect and the potential impact
of human emissions of greenhouse gases such as CO2 on climate is well established and can not be deni
greenhouse gases such as CO2
on climate is well established and can not be denied.»
In a consensus letter to U.S. policymakers, a partnership
of 31 leading nonpartisan scientific societies today reaffirmed the reality
of human - caused climate change, noting that
greenhouse gas emissions «must be substantially reduced» to minimize negative impacts
on the global economy, natural resources, and
human health.
On Climate Action: The APS reiterates its 2007 call to support actions that will reduce the emissions, and ultimately the concentration, of greenhouse gases as well as increase the resilience of society to a changing climate, and to support research on technologies that could reduce the climate impact of human activitie
On Climate Action: The APS reiterates its 2007 call to support actions that will reduce the
emissions, and ultimately the concentration,
of greenhouse gases as well as increase the resilience
of society to a changing climate, and to support research
on technologies that could reduce the climate impact of human activitie
on technologies that could reduce the climate impact
of human activities.
The Geological Society
of America (GSA) concurs with assessments by the National Academies
of Science (2005), the National Research Council (2006), and the Intergovernmental Panel
on Climate Change (IPCC, 2007) that global climate has warmed and that
human activities (mainly
greenhouse ‐
gas emissions) account for most
of the warming since the middle 1900s.
All these impacts are the direct result
of human greenhouse gas emissions and their forcing effect
on the world's climate.
Given the importance
of the scientific consensus
on human - caused global warming in peoples» decisions whether to support action to reduce
greenhouse gas emissions, and the public lack
of awareness
of the consensus, we need to make people aware
of these results.
So we have a situation in which the latest science
on two key issues: how much the earth will warm as a result
of human greenhouse gas emissions, and how well climate models perform in projecting the warming, is largely not incorporated into the new IPCC report.
Coleman went
on to add that he based most
of his views
on the findings
of the Nongovernmental International Panel
on Climate Change (NIPCC), an international body that says «because it is not a government agency, and because its members are not predisposed to believe climate change is caused by
human greenhouse gas emissions, NIPCC is able to offer an independent «second opinion»
of the evidence reviewed - or not reviewed - by the Intergovernmental Panel
on Climate Change (IPCC)
on the issue
of global warming.»
Besides
emissions of greenhouse gases,
humans are constantly changing their environment which does have an impact (e.g. turning a corn field into an asphalt parking lot or massive deforestation in the world's major tropical rainforests or laying down a carpet
of black soot
on ice sheets).
The average land temperature
on earth has risen 2.5 degrees Fahrenheit over the past 250 years — essentially all
of it caused by
human emission of greenhouses gases.
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?