Sentences with phrase «greenhouse gas emission scenarios»

Global rates of temperature change in high and declining greenhouse gas emission scenarios.
This is for the high greenhouse gas emissions scenario RCP8.5 * (not the highest).
In the lowest greenhouse gas emissions scenario for the future (where warming stops about 1 °C past present temperatures), the world's mountain glaciers lose just over 40 percent of their mass by 2100.
Coffel and Radley Horton of Columbia University projected the number of hot summer days under a worst - case greenhouse gas emission scenario for
Mori, S., 2000: The development of greenhouse gas emissions scenarios using an extension of the MARIA model for the assessment of resource and energy technologies.
«This is worrisome given that the temperature in the study region is predicted to rise by as much as 2 degrees by midcentury under the range of plausible greenhouse gas emissions scenarios,» said Avery Cohn, aassistant professor of environment and resource policy at Tufts, who led the work while he was a visiting researcher at Brown.
However, when these influences are filtered out (red), the observed temperatures fall very close to the central climate model projections, which RFC12 notes are based on greenhouse gas emissions scenarios that accurately reflect the observed CO2 changes over that timeframe.
Using these estimates based on Earth's paleoclimate sensitivity, the authors computed the warming over the next 85 years that could result from a human - induced, business - as - usual greenhouse gas emission scenario.
Dr Skliris added «The agreement between climate models and observations over the recent past is another important finding of this study because it adds confidence to climate model projections of water cycle amplification under greenhouse gas emission scenarios
The IPCC TAR produced global temperature projections based on a number of possible greenhouse gas emissions scenarios from their Special Report on Emission Scenarios (SRES).
Crucially, lower greenhouse gas emissions scenarios did not always lead to widespread tree mortality.
They applied their model to several greenhouse gas emission scenarios and found that if emissions rapidly grow in future years, Antarctica alone could contribute well over 1 metre to global sea level by 2100.
With this historical context, we considered Montana's future under two potential greenhouse gas emission scenarios.
Our analyses focused on projecting the possible range of temperature and precipitation amounts in Montana, under our chosen greenhouse gas emission scenarios.
Furthermore, climate models predict that the Earth's temperature will exceed the warmest temperatures of the Holocene by 2100, regardless of which greenhouse gas emission scenario is used [6].
The South Americans used a number of climate and vegetation models to examine the effects of anthropogenic climate change under two established global greenhouse gas emission scenarios, RCP4.5 and RCP8.5 — the first being «worse than the 1.5 pledge of Paris but better than the actual INDC commitments of countries», the second representing a no - policy «business as usual» increasing emissions world.
Here we present a new index of the year when the projected mean climate of a given location moves to a state continuously outside the bounds of historical variability under alternative greenhouse gas emissions scenarios.
The researchers» simulations suggest that because of sea level rise, Sandy - type surges have already become three times more likely between 1800 and 2000, and will become 4.4 times more likely by 2100, even under a moderate greenhouse gas emissions scenario.
Between its Second and Third Assessment Reports, the Intergovernmental Panel on Climate Change elaborated long - term greenhouse gas emissions scenarios, in part to drive global ocean - atmosphere general circulation models, and ultimately to assess the urgency of action to prevent the risk of climatic change.
Observations indicating that mass bleaching events have recently become more common [7]--[12], combined with projected increases in heat stress, have prompted dire predictions for the future of coral reefs under unabated greenhouse gas emissions scenarios [13], [14].
Consequently, assuming mild greenhouse gas emission scenario (RCP2.6), areal extent of the conditions suitable for the processes in the study areas can contract 70 % by 2050 owing to changes in average air temperature and precipitation.
This suggests that IPCC projections of future global warming, which are based on various possible human greenhouse gas emissions scenarios, are reliable.
Kram, T., K. Riahi, R.A. Roehrl, S. van Rooijen, T. Morita, and B. de Vries, 2000: Global and regional greenhouse gas emissions scenarios.
Pepper, W.J., Barbour, W., Sankovski, A., and Braaz, B., 1998: No - policy greenhouse gas emission scenarios: revisiting IPCC 1992.
Researchers at Pacific Northwest National Laboratory came to that conclusion after analyzing climate model projections through the end of the century under a comparatively high greenhouse gas emission scenario.
Of concern are projections of global temperature for the year 2100, when climate models evaluated by the Intergovernmental Panel on Climate Change show that temperatures will exceed the warmest temperatures during the 11,300 - year period known as the Holocene under all plausible greenhouse gas emission scenarios.
The researchers analyzed climate suitability projections over time for 513 species across 274 national parks, under a high and low greenhouse gas emission scenario.
Using these estimates based on Earth's paleoclimate sensitivity, the authors computed the warming over the next 85 years that could result from a human - induced, business - as - usual greenhouse gas emission scenario.
Generally these studies will run climate model simulations under a given greenhouse gas emissions scenario with stable solar activity, then run the same scenario with the sun going into a grand minimum, and look at the difference in resulting global surface temperature changes.
A key challenge for the community is to provide access to the latest information on how extremes have varied or are likely to vary under a changing climate and a range of greenhouse gas emissions scenarios.
As a result, projections of possible average global sea level rise by 2100 under a high greenhouse gas emissions scenario (in which emissions rise unabated throughout the 21st century) have increased from 2 meters to as much as 2.6 meters.
She and her team then projected excess deaths from heat under a low and a high greenhouse gas emissions scenario, incorporating adaptation patterns.
Under both modest and high greenhouse gas emissions scenarios, temperatures in the Colorado River Basin are projected to rise by 5 degrees Fahrenheit compared with the 20th - century average.
These will be used with the greenhouse gas emissions scenarios to provide a consistent data set for assessing how climate change may impact societies, and what can be done to adapt.
Soil moisture 12 inches below ground projected through 2100 for a high greenhouse gas emissions scenario.
The sea - level rise by end of this century may be just 130 cm based on the the greenhouse gas emission scenario SRES A1B.
Intergovernmental Panel on Climate Change model projections for 2100 exceed the full distribution of Holocene temperature under all plausible greenhouse gas emission scenarios.
The low greenhouse gas emissions scenario (RCP4.5 *) delays average climate departure to 2069 but does not prevent it.
Gaffin, S.R., 1998: World population projections for greenhouse gas emissions scenarios.
Nakic enovic, N., 2000: Greenhouse gas emissions scenarios.
Activity between 2012 - 2013 was focused on evaluating the emerging international archive of the World Climate Research Program Coupled Model Intercomparison Project phase 5 (WCRP CMIP5) and developing strategies to efficiently represent the diversity of results that CMIP5 will provide under the new «Representative Concentration Pathways» greenhouse gas emissions scenarios.
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