But environmental groups have mounted a major campaign to derail the project, arguing that approval of a pipeline from Canada's «tar sands» will
increase global emissions of greenhouse gases, threaten local water sources and frustrate U.S. efforts to reduce its reliance on crude oil.
«Emissions from the edge of the forest: Fragmentation of tropical forests
increases global emissions of greenhouse gases.»
Not exact matches
This implies that risks are not too big or overarching (like resource scarcity, rising levels
of atmospheric CO2, or
global warming) but are more focused e.g. extreme weather,
increased greenhouse gas emissions from agriculture or from energy use, or a lack
of fresh water.
But U.S. environmentalists and landowners have drawn attention to the risks
of the project and its contribution to
increasing global greenhouse gas emissions; in late 2015, then - president Barack Obama rejected the project.
WHEREAS, in furtherance
of the united effort to address the effects
of climate change, in 2010 the 16th Session
of the Conference
of the Parties to the UNFCC met in Cancun, Mexico and recognized that deep cuts in
global greenhouse gas emissions were required, with a goal
of reducing
global greenhouse gas emissions so as to hold the
increase in
global average temperature below 2 °C above pre-industrial levels;
«This Agreement, in enhancing the implementation
of the [2015 United Nations Framework Convention on Climate Change], including its objective, aims to strengthen the
global response to the threat
of climate change, in the context
of sustainable development and efforts to eradicate poverty, including by: (a) Holding the
increase in the
global average temperature to well below 2 °C above pre-industrial levels and pursuing efforts to limit the temperature
increase to 1.5 °C above pre-industrial levels, recognizing that this would significantly reduce the risks and impacts
of climate change; (b)
Increasing the ability to adapt to the adverse impacts
of climate change and foster climate resilience and low
greenhouse gas emissions development, in a manner that does not threaten food production; and (c) Making finance flows consistent with a pathway towards low
greenhouse gas emissions and climate - resilient development.
He also models the
global warming that would occur if concentrations
of greenhouse gases in the atmosphere were to be doubled (due to
increases in carbon dioxide and methane
emissions from dragons and the excessive use
of wildfire).
The Bulletin acknowledges that the
increased use
of carbon - free nuclear energy could help mitigate
global warming brought on by fossil fuels and
greenhouse gas emissions but concludes that the possibility
of misusing enriched uranium and separated plutonium to create bombs is a «terrible trade - off» for trying to control climate change.
«We are not saying that it is impossible to separate economic growth from ecological issues; however, our study
of global development shows a clear connection between economic development and
increased greenhouse gas emissions that can not be ignored,» says Max Koch.
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.
Given the
increasing demand for energy around the world and the dearth
of international action to reduce
greenhouse gas emissions, we may be headed for a true
global disaster.
Basic climate science suggests that, as
global greenhouse gas emissions increase, so too will the quantity and severity
of natural disasters.
But land, water and fertilisers are already in short supply in many areas, and expansion
of agricultural land will put further pressure on biodiversity,
increase greenhouse gas emissions, and perhaps bring us closer to ecological tipping points that could strain the
global life - support systems upon which agriculture itself depends.
Your article on a slowdown in the
increase in
global emissions of greenhouse gases cites energy efficiency as a key...
Increased cooling means increased consumption of electrical power and therefore higher emissions of greenhouse gases into the atmosphere, driving global warming eve
Increased cooling means
increased consumption of electrical power and therefore higher emissions of greenhouse gases into the atmosphere, driving global warming eve
increased consumption
of electrical power and therefore higher
emissions of greenhouse gases into the atmosphere, driving
global warming even faster.
Perhaps an
increasing number
of teary - eyed, sneezing, sleep - deprived, wheezing people who are missing work and school will generate sufficient political will in the wealthiest nations to stop
greenhouse gas emissions and stabilize the
global climate.
«The president is opposed to mandatory caps on
greenhouse gases, opposing a mandatory 10 -[mile - per - gallon]
increase in cars and trucks, opposing a national renewable electricity standard, opposing state efforts to cut
emissions from cars, and pushing for new sources
of dangerous pollution from liquid coal,» said Rep. Ed Markey (D — Mass.), chairman
of the House Select Committee on Energy Independence and
Global Warming, in a statement released after the speech.
Meanwhile,
global emissions of carbon dioxide and other
greenhouse gases continue to
increase, promising far worse to come.
The past century has seen a 0.8 °C
increase in average
global temperature, and according to the IPCC, the overwhelming source
of this
increase has been
emissions of greenhouse gases and other pollutants from human activities.
The United Nations scientific community is pointing to the overwhelming evidence that
global warming, from
increased greenhouse gas emissions, is propelling us towards an irreversible runaway melting
of the ice caps and northern permafrost while rising temperature cause massive forest fires.
This is the difference between countries» pledged commitments to reduce
emissions of heat - trapping
greenhouse gases after 2020 and scientifically calculated trajectories giving good odds
of keeping
global warming below the threshold for danger countries pledged to try to avoid in climate talks in 2010 (to «hold the
increase in
global average temperature below 2 °C above pre-industrial levels»).
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 reiterated the principle
of «common but differentiated responsibilities» — which notes the historical responsibility
of industrialized («Annex I») countries for virtually all
emissions leading to the
increase in the
global atmospheric concentration
of greenhouse gasses.
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.»
Significant progress toward a long - term
global goal will be made by
increasing financing
of the broad deployment
of existing technologies and best practices that reduce
greenhouse gas emissions and build climate resilience.
The receding and thinning
of Himalayan glaciers can be attributed primarily to the
global warming due to
increase in anthropogenic
emission of greenhouse gases.
The Chinese
increase accounted for two - thirds
of the growth in the year's
global greenhouse gas emissions, the study found.
They say their findings, which focused on the effect titling had on forest clearing and disturbance in the Peruvian Amazon between 2002 and 2005, suggest that the
increasing trend towards decentralized forest governance via granting indigenous groups and other local communities formal legal title to their lands could play a key role in
global efforts to slow both tropical forest destruction, which the researchers note is responsible for about the same amount
of greenhouse gas emissions as the transportation sector, and climate change.»
The Annual
Greenhouse Gas Bulletin published by the World Meteorological Organization suggested a
global increase of the carbon
emissions that will last for generations.
In the entirely subjective opinion
of a particular group
of IPCC authors, it's «extremely likely» (95 % certain) that «more than half
of the observed
increase in
global average surface temperature from 1951 to 2010» was caused by human - generated
greenhouse gas emissions (see the bottom
of p. 13 here).
You'll note an acceleration
of those temperatures in the late 1970s as
greenhouse gas emissions from energy production
increased worldwide and clean air laws reduced
emissions of pollutants that had a cooling effect on the climate, and thus were masking some
of the
global warming signal.
Although APS plans to reduce its coal burn from the current 35 % to 17 % by 2029, by
increasing its natural
gas burn from 19 % to 35 %, it will actually
increase its
greenhouse gas emissions in the near term, since the
global warming potential from methane, which is leaked at multiple points
of the natural
gas supply chain, is 86 times that
of carbon over 20 years, according to the Intergovernmental Panel on Climate Change's 2013 report.
A new projection by the University
of Minnesota and the University
of California Santa Barbara shows
global food demand could rise by 100 - 110 percent between 2005 and 2050, which would pose a grave threat to remaining tropical rainforests and would lead to again further
increasing greenhouse gas emissions.
As a result,
global warming will continue to affect life on Earth for hundreds
of years, even if
greenhouse gas emissions are reduced and the
increase in atmospheric levels halted.
If
greenhouse gas concentrations in the atmosphere were to stabilize in 2100 at levels projected in the B1 and A1B
emission scenarios, a further
increase in
global average temperature
of about 0.5 °C would still be expected around 2200.
The COP, by decision 1 / CP.17, noted with grave concern the significant gap between the aggregate effect
of Parties» mitigation pledges in terms
of global annual
emissions of greenhouse gases by 2020 and aggregate
emission pathways consistent with having a likely chance
of holding the
increase in
global average temperature below 2 °C or 1.5 °C above pre-industrial levels.
However, current estimates
of lake level changes are uncertain, even for continued
increases in
global greenhouse gas emissions (A2 scenario).
In 2006, the European Union (EU), which consists
of 27 members, committed to reducing its
global warming
emissions by at least 20 percent
of 1990 levels by 2020, to consuming 20 percent
of its energy from renewable sources by 2020, and to reducing its primary energy use by 20 percent from projected levels through
increased energy efficiency.1 The EU has also committed to spending $ 375 billion a year to cut
greenhouse gas emissions by at least 80 percent by 2050 compared to 1990 levels.2 The EU is meeting these goals through binding national commitments which vary depending on the unique situation
of a given country but which average out to the overall targets.
«The average
global temperature has risen because
of the
increase in carbon and other
greenhouse gas emissions,» they said.
This technical document presents the latest estimates
of the
emissions gap in 2020 and provides plentiful information, including about current (2010) and projected (2020) levels
of global greenhouse gas emissions, both in the absence
of additional policies and consistent with national pledge implementation; the implications
of starting decided
emission reductions now or in the coming decades; agricultural development policies that can help
increase yields, reduce fertilizer usage and bring about other benefits, while reducing
emissions of greenhouse gases; and, international cooperative initiatives that, while potentially overlapping with pledges, can complement them and help bridge the
emissions gap.
First, WORC noted that an
increase in
greenhouse gas emissions would ultimately occur, contributing to
global warming, stating that «Exporting 140 million tons a year would produce roughly 280 million tons
of CO2 per year.»
Targets adopted by companies to reduce
greenhouse gas (GHG)
emissions are considered «science - based» if they are in line with the level
of decarbonization required to keep
global temperature
increase below 2 °C compared to pre-industrial temperatures, as described in the Assessment Report
of the Intergovernmental Panel on Climate Change (IPCC).
This is so because the world will need to reduce
global greenhouse gas emissions from current levels by 80 % or greater by the middle
of this century to prevent catastrophic climate change as
greenhouse gas emissions increase world wide
increase at 2 % per year under current trends.
In order to avoid the most devastating impacts
of global warming, climate scientists have warned that
emissions of carbon dioxide and other
greenhouse gases need to be cut in order to keep the
increase in average
global temperature to less than 3.6 degrees Fahrenheit (2 degrees Celsius).
Rising temperatures could be due to the natural variability
of the climate and
global warming from
increasing greenhouse gas emissions, Dave Britton, Met Office forecaster, told Reuters.
Because the United States is responsible for approximately 25 percent
of global greenhouse gas (GHG)
emissions to date, and its
emissions continue to
increase.
The energy trends envisioned in the New Policies Scenario imply that national commitments to reduce
greenhouse -
gas emissions, while expected to have some impact, are collectively inadequate to meet the Copenhagen Accord's overall goal
of holding the
global temperature
increase to below 2 °C.
Thus, the hypothesis
of current
global warming as a result
of increased emission of carbon dioxide (
greenhouse gases) into the atmosphere is not true.
Global warming emerged as a very strong hypothesis in the then - obscure scientific discipline
of climate science in the 1980's with mounting empirical data supporting the human role in
increases in
greenhouse gas emissions, particularly carbon dioxide.
Alas, I believe the preponderance
of evidence strongly supports the claim that anthropogenic
emissions are having an effect on the
global climate, and that effect will
increase as
greenhouse gases accumulate in the atmosphere.