The red lines
show emissions projections from the Department of Energy and Climate Change.
Not exact matches
Environment and Climate Change Canada
projections show these
emissions climbing another 20 million tonnes by 2030, a 32 per cent increase from today.
Similarly,
projections showed that in China
emissions could be cut by almost a half if bus and metro systems were developed extensively.
Recent
projections show that for even the lowest
emissions scenarios, thermal expansion of ocean waters21 and the melting of small mountain glaciers22 will result in 11 inches of sea level rise by 2100, even without any contribution from the ice sheets in Greenland and Antarctica.
Carbon Brief analysis, based on GDP
projections from the Organization for Economic Cooperation and Development,
shows CO2
emissions could peak in 2027 at around 12.7 billion tonnes (red line, below), up from 9.8 Gt in 2014.
Average daily minimum and maximum temperatures increase in the mid-century and end - of - century
projections for both stabilization and business - as - usual
emission scenarios (Figure 2 - 10
shows output for annual average daily maximum temperature).
Differences exist in
projections for the stabilization and business - as - usual
emission scenarios, with the former consistently
showing lower magnitudes of change than the latter.
Maps
show median
projections for 2100 under the high
emissions future.
Crowther 2016
showed that the midpoint
projections of warming soils CO2
emissions under a 2C warmer world are close to 300 GtC within 50 years with considerable more afterwards.
But when that reality is combined with China's (and India's) prime imperative of sustaining growth, and with
projections showing that nearly all of the growth in
emissions of CO2 in the next couple of decades is coming in fast - emerging developing countries, it's hard to see your prescription having any impact where it matters — in the atmosphere.
Sensitivity analysis
shows that future fire potential depends on many factors such as climate model and
emission scenario used for climate change
projection.
Future
projections show that, for most scenarios assuming no additional GHG
emission reduction policies, atmospheric concentrations of GHGs are expected to continue climbing for most if not all of the remainder of this century, with associated increases in average temperature.
Crowther 2016
showed that the midpoint
projections of warming soils CO2
emissions under a 2C warmer world are close to 300 GtC within 50 years with considerable more afterwards.
The best estimates I have been able to find of sulphur
emissions — those by Stern (2003), cited in van Vuuren and O'Neill, «The Consistency of IPCC's SRES Scenarios to Recent Literature and Recent
Projections», «Climatic Change», March 2006: Table VI on p. 38 —
show a steep drop in the first half of the 1990s to a level comparable to that projected in the A1T scenario for 2030.
The latest IEA Reference Scenario (that in WEO 2005)
shows the same increase in CO2
emissions between 2000 and 2030 — the end - point of the
projection — as the IPCC B1 scenario.
On the other hand,
projections show emissions are unlikely to reach Oregon's 2020 goal of 10 percent below this 1990 mark.
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.
Climate
projections based on energy - economic
emissions scenarios
show that, in the best case, warming will peak close to 1.5 C by mid-century before slowly declining to below this level.
Figure 1
shows recent
emissions (the 1990 — 2009 gray area), our representative 350
emissions pathway (the 2010 — 2050 red area) and, for comparison, a business - as - usual pathway (the dotted black line) that's consistent with the International Energy Agency's standard «reference case» (no new climate policy)
projections.
The IPCC model
projections of future warming based on the varios SRES and human
emissions only (both GHG warming and aerosol cooling, but no natural influences) are
shown in Figure 6.
As this figure
shows, even without accounting for the actual GHG
emissions since 1990, the warming
projections are consistent with the observations, within the margin of uncertainty.
All
projections show that to meet the 2C target, US
emissions should be at least 50 - 60 % below 1990 levels by 2025 considering its historical responsibility of causing climate change and its present capability of solving it.
«Current
projections show that Canada is halfway to meeting» its 2020 greenhouse gas
emissions target.
Contribution from working group I to the fifth assessment report by IPCC TS.5.4.1 Projected Near - term Changes in Climate
Projections of near - term climate
show small sensitivity to Green House Gas scenarios compared to model spread, but substantial sensitivity to uncertainties in aerosol
emissions, especially on regional scales and for hydrological cycle variables.
A quick glance at the graph you cite
shows the projected CO2 levels under a scenario with us limiting Fossil Fuel
Emissions — this is the
projection IF we take action to limit fossil fuel use.
Annual Projected GHG
Emissions (Mt CO2e) from Canada's Oil Sands, 2003 — 2020 (
showing the range between low and high
projections).
The best
projections show that average global temperatures are likely to increase 3.1 - 7.2 ° F (1.8 - 4.0 ° C) by the end of the century depending on the amount of carbon
emissions.
The annual average
emissions cap is
shown in black, along with
projections under existing policies (dashed blue line) and with the quantified policies of the Clean Growth Strategy (red line).
INDC Scenario 1
shows the level of
emissions consistent with meeting the INDC targets if independent GDP growth rate
projections from the IMF and OECD are used for the intensity target calculations (see footnote 10 for more information).
Original caption (edits
show information for bottom row): Fossil CO2, CH4 and SO2
emissions for six illustrative SRES non-mitigation
emission scenarios... and global mean temperature
projections based on an SCM tuned to 19 AOGCMs.
4) Evne in the case when your 100 year
projections are right,
show us data that the catastrophic change could be completely avoided, if humans take action to reduce carbon
emissions.
While scientists continue to refine
projections of the future, observations unequivocally
show that climate is changing and that the warming of the past 50 years is primarily due to human - induced
emissions of heat - trapping gases.
Yet, according to ICAO's 2013
projections,
shown in the graph below,
emissions from the aviation industry are set to grow 200 % -360 % on current levels by 2050, including the maximum use of lower - carbon alternative fuels.
The latest business - as - usual (or reference)
projection for the EU made in 2016
shows methane
emissions to decline from 547 in 2005 to to 360 Mt CO2eq in 2050, taking into account existing...
This comparison
shows the observed global mean temperatures (GMT) are less than model
projections if human CO2
emission were held constant at the 2000 level.
Projections show that even if all those countries hit their Paris Agreement
emissions pledges, the world will still get too warm too fast, plunging us into climate chaos.
Blue / green line groups
show the low, mid and high
projections of the 2007 IPCC report, each for six
emissions scenarios.
For 2030, GHG
emission projections (Kyoto gases) consistently
show a 25 — 90 % increase compared to 2000, with more recent
projections being higher than earlier ones (high agreement, much evidence).
This IPCC chart
shows future
projections under a low -
emissions scenario (in blue) and a high -
emissions scenario (in red):
Under a high
emission scenario, the
projections show that by 2100, 3 - sigma heat waves will cover 85 per cent of the global land area and five - sigma heat waves will cover around 60 per cent of global land.
Maps
show median
projections for 2100 under the high
emissions future.
For the future, the IPCC
projections for very high
emissions (red, RCP8.5 scenario) and very low
emissions (blue, RCP2.6 scenario) are
shown.
The best recent models
show staggeringly high Arctic warming this century if we stay on our current
emissions path (see M.I.T. doubles its 2095 warming
projection to 10 °F — with 866 ppm and Arctic warming of 20 °F).
The first panel
shows the raw «spaghetti»
projections, with different observational datasets in black and the different
emission scenarios (RCPs)
shown in colours.
Lower map
shows model
projections of the change in storage by 2100 as a result of nitrogen and phosphorus limits, under a high
emissions scenario (RCP8.5).
«In addition, we have
shown here that global circulation models vary widely in their drought - frequency
projections, particularly later in the century and along higher
emissions scenarios,» said Yohe.