«A sea level rise of up to 0.5 meters by 2100 may already be unavoidable even in a scenario
of deep emissions cuts — we estimate that this could inundate 2000 square kilometers in Bangladesh, which is 1.6 percent of the country and would affect 2.5 million people.
Not exact matches
It has long worried that the price
of ETS permits is too low to stimulate investment in
deep emission cuts.
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;
Deep cuts in greenhouse gas
emissions of 40 to 70 percent by mid-century will be needed to avert the worst
of global warming that is already harming all continents, a draft U.N. report showed.
Through their control over transport and logistics operations, companies have the power to make
deep cuts in greenhouse gas
emissions, but business leaders are being wary as they select from a wide array
of alternative fuels and technologies.
The acid test will come in 2015, when nations will meet in Paris to agree to limits on
emissions beyond 2020 — when
deep cuts will be needed if the planet is to have any chance
of avoiding «dangerous» climate change.
Deep cuts in
emissions are necessary in order to save even a fraction
of existing reefs, according to the team's results.
The European Union needs to
cut greenhouse gas
emissions by 50 percent from 1990 levels by 2030 to avoid the worst effects
of climate change, according to a British government paper, likely to fuel debate on whether
deeper cuts are affordable.
The 2015 deal is unlikely to include
deep enough
emissions cuts to achieve a U.N. goal set in 2010
of limiting temperature rise to below 2 degrees Celsius (3.6 Fahrenheit).
Wealthy, developed countries would make «earlier and
deeper absolute
cuts to their own
emissions, on a path to near - complete de-carbonization
of their economies by mid-century.»
«If we are serious about climate change, the 10 per cent
of the global population responsible for 50 per cent
of total
emissions need to make
deep and immediate
cuts in their use
of energy — and hence their carbon
emissions,» says Anderson.
Curbing dangerous climate change requires very
deep cuts in
emissions, as well as the use
of alternatives to fossil fuels worldwide.
Yet recent
emissions growth sets us on a pathway toward significant climate change, unless
deep emission cuts are secured urgently», said Professor Matthew England, an author
of the report.
The 2 °C target was reaffirmed in the 2009 «Copenhagen Accord» emerging from the 15th Conference
of the Parties
of the Framework Convention [11], with specific language «We agree that
deep cuts in global
emissions are required according to science, as documented in the IPCC Fourth Assessment Report with a view to reduce global
emissions so as to hold the increase in global temperature below 2 degrees Celsius...».
Late last week, Stavins distributed a link to «Both Are Necessary, But Neither is Sufficient: Carbon - Pricing and Technology R&D Initiatives in a Meaningful National Climate Policy,» a defense
of the primacy
of a rising price on carbon if the goal is
deep emissions cuts by mid-century.
Robert Socolow, Princeton University (co-creator
of the «climate wedges» approach to dividing the climate problem into sectors and pondering ways to make
deep cuts in
emissions):
He described this as just «one
of many tools» needed for an effort that must include
deep cuts in gas
emissions from established and emerging industrial powers.
Without such a revolution the costs
of deep cuts in global
emissions will be prohibitive, possibly an order
of magnitude greater.
Taking account
of the science, we recognize that
deep cuts in global
emissions will be necessary to achieve the Convention's ultimate objective, and that adaptation will play a correspondingly vital role.
It's notable that Lewis said this in a chat recorded weeks ago, well before publication
of the new Science paper — «The Technology Path to
Deep Greenhouse Gas
Emissions Cuts by 2050: The Pivotal Role
of Electricity.»
According to the Center for Climate Strategies, if all 50 states adopted a set
of 23 energy and climate policies (policies the Center identified in working with more than 1,500 stakeholders), they could
cut emissions 27 % by 2020 compared to 1990 levels, about nine times
deeper than the
cuts the President has proposed.
Mr. Barnes says the only approach that guarantees
deep cuts in carbon dioxide
emissions is to sell a steadily declining number
of permits to emit the gas — forcing polluters to pay the full cost
of using the shared atmosphere — and returning the revenue to citizens in a streamlined way, as in the Social Security system.
Last month, Mr. Gore described funding for forest preservation as «one
of many tools» needed for an effort that must include
deep cuts in gas
emissions from established and emerging industrial powers.
In both, he asserts that the current legislative proposals, by focusing incentives on deployment
of today's wind and solar technology, could actually stifle the vital need to build the capacity for achieving
deep cuts in carbon dioxide
emissions once the easier reductions are achieved.
Poor countries say industrial powers, which have spent a century or more benefiting from fossil fuels while adding billions
of tons
of heat - trapping greenhouse gases to the atmosphere, owe them both financial assistance in dealing with rising seas or shifting rains and a stable climate, which they say can be achieved only if rich countries commit to
deep prompt
cuts in their
emissions.
Campaigners for legislation requiring
deep cuts in
emissions of greenhouse gases say this is just a first draft
of an eventual strong bill that will be forced as public fervor over climate builds.
We urgently need
deep emissions cuts in all sectors, but energy has to come first - Urszula
of Friends
of the Earth Poland looks ahead to COP24 #COP23 #JustTransition #FossilFree pic.twitter.com/i5HXfi 0wqJ
«Canada's leaders have missed an opportunity to lay out a strong plan that would ramp up renewable energy and drive
deeper cuts in their
emissions,» said David Waskow, international climate director
of the World Resources Institute.
This fact — that so serious a crisis could have so marginal an impact on global
emissions — is an extremely important warning, for it clearly implies that the
deep emissions cuts we need will not come by way
of any modest curtailment
of economic activity.
In the latter case especially, rapid and
deep cuts in carbon
emissions could help many hundreds
of coastal US municipalities avoid extreme future difficulties.
The United Nations Environment Programme (UNEP)
Emissions Gap Report 2016 published today is yet another proof that ambitious objectives
of the Paris Agreement require stronger short term action already before 2020 and
deeper emission cuts in the period until 2030.
In December 2015 in Paris, all nations pledged to
cut their
emissions, while recognizing the urgency
of achieving
deep reductions in
emissions.
Deep cuts in greenhouse gas
emissions of 40 to 70 per cent by mid-century will be needed to avert the worst
of global warming that is already harming all continents, a draft UN report shows.
Three Dutch judges sent a shock wave around the world on Wednesday when they ordered the government
of the Netherlands to act on climate change by making
deep cuts in greenhouse gas
emissions by 2020.
Unfortunately, Australia's plan, like Europe's, gave away far too much to major emitters
of CO2 and does far too little to reduce
emissions, aiming for a 5 percent
cut in carbon by 2020, with uncertainty as to how
deep the
cuts may be beyond then.
DeBrum said countries such as his, on the frontline
of climate change, needed to see concrete signs that leaders were prepared to make
deep cuts in greenhouse gas
emissions and put up the cash needed to help poor countries cope with climate change.
The conclusion that
deep cuts in net
emissions of carbon dioxide are required to avoid a global calamity is «a scientific conclusion,» he said.
Basically per the work
of Zeebe and others, the idea is that in those times (and today) the rates
of CO2
emissions, and temperature increases, overwhelmed the short term feedbacks (biosphere, surface ocean etc), before the long term feedbacks (
deep ocean, weathering, etc) could
cut in to process them.
And when you start to put those constraints on the models, what they show pretty clearly is that the cost
of controlling
emissions, making
deep cuts in
emissions, and stopping warming at 2 degrees is much higher.
As it stands, the onus is on the developed world to make
deep cuts in
emissions while providing a finance package for the developing countries that will bear the brunt
of climate change impacts.
And so the Climate Change Authority's recommendations are simultaneously more ambitious than the government will be prepared to accept, and not so ambitious by way
of assuming that international
emissions trading may mean no
deep emissions cuts domestically.
Former Soviet President Mikhail Gorbachev, who was at the conference Monday, joined others who have complained that the plan appears to be backsliding on commitments for
deep cuts in carbon - dioxide
emissions and other greenhouse gasses needed to avoid tipping into a danger zone
of climate - related floods and droughts.
In the presence
of such unknowns, a push for robustness tends to mean a push for
deeper emissions cuts, even if those might turn out to cost more than actual climate sensitivity ultimately justifies.
Subsidizing the deployment
of clean technology at a scale that would actually create
deep cuts in U.S. greenhouse gas
emissions would eventually cost hundreds
of billions
of dollars each year.
Unless we make
deep and swift
cuts in our heat - trapping
emissions, 26 Europe could experience a heat wave similar to the one in 2003 every other year by the end
of this century.23 A summer like that
of 2003 would be considered ordinary4 — or even cool.25 Summers in central Europe are expected to feel like those in southern European today.27
But it doesn't take much twisting
of the dials on the models to conclude that
deeper emissions cuts will be a boon economically.
As mandated
emissions cuts go
deeper, the danger
of disruptions would mount.
36
Cut fossil fuel use (especially coal) Solutions Global Warming Prevention Cleanup
Cut fossil fuel use (especially coal) Remove CO2 from smoke stack and vehicle
emissions Shift from coal to natural gas Store (sequester) CO2 by planting trees Improve energy efficiency Sequester CO2
deep underground Shift to renewable energy resources Sequester CO2 in soil by using no - till cultivation and taking cropland out
of production Transfer energy efficiency and renewable energy technologies to developing countries Reduce deforestation Figure 20.14 Solutions: methods for slowing atmospheric warming during this century.
51 Fig. 20 - 14, p. 481
Cut fossil fuel use (especially coal) Shift from coal to natural gas Improve energy efficiency Shift to renewable energy resources Transfer energy efficiency and renewable energy technologies to developing countries Reduce deforestation Use more sustainable agriculture and forestry Limit urban sprawl Reduce poverty Slow population growth Remove CO 2 from smoke stack and vehicle
emissions Store (sequester) CO2 by planting trees Sequester CO 2
deep underground Sequester CO 2 in soil by using no - till cultivation and taking cropland out
of production Sequester CO 2 in the
deep ocean Repair leaky natural gas pipelines and facilities Use animal feeds that reduce CH 4
emissions by belching cows Solutions Global Warming PreventionCleanup
For a while now, schemes that aim to encourage the mass uptake
of home energy upgrades — essential for
cutting carbon
emissions from our building stock — have tended to fall into two camps: those that focus on shallow measures like cavity wall insulation and new boilers, and
deep retrofit like the Passive House Institute's Enerphit standard.