Climate Sensitivity - UW Atmospheric Sciences
... • Climate forcing - uncertain, especially solar and aerosol forcing. • Heat storage - somewhat uncertain. • Climate sensitivity - also uncertain. No two of these are known with enough precision to usefully constrain uncertainty in the third, with the data available, although it is possible to fit th ...
... • Climate forcing - uncertain, especially solar and aerosol forcing. • Heat storage - somewhat uncertain. • Climate sensitivity - also uncertain. No two of these are known with enough precision to usefully constrain uncertainty in the third, with the data available, although it is possible to fit th ...
How much climate change can we bear?
... than previously thought. We have to act even faster and take more dramatic action if we are to avoid the damage associated with a 2ºC global average temperature rise. This means that for now we have to aim for stabilizing ghgs in the atmosphere at a level below 400 ppm and then seek to bring them do ...
... than previously thought. We have to act even faster and take more dramatic action if we are to avoid the damage associated with a 2ºC global average temperature rise. This means that for now we have to aim for stabilizing ghgs in the atmosphere at a level below 400 ppm and then seek to bring them do ...
Climate change commitment
... • Scenario uncertainty due to uncertainty of future emissions of GHGs and other forcing agents • “Model uncertainty” associated with climate models – Ambiguous term, IPCC AR5 sets definitions • Model spread: range of behaviors observed in ensembles of climate model • Model uncertainty: describes unc ...
... • Scenario uncertainty due to uncertainty of future emissions of GHGs and other forcing agents • “Model uncertainty” associated with climate models – Ambiguous term, IPCC AR5 sets definitions • Model spread: range of behaviors observed in ensembles of climate model • Model uncertainty: describes unc ...
Impacts_L2_3_v5 - Yale Economics
... perhaps the most important and potentially costly. From economic/decision point of view, thresholds simplify decisions as to the optimal policy. ...
... perhaps the most important and potentially costly. From economic/decision point of view, thresholds simplify decisions as to the optimal policy. ...
MOD 5-K - CLSU Open University
... combustion. The reduced demand permits pollution free renewable resources to contribute substantially to energy supply. 2. A more effective control of the production of synthetic chemicals must be imposed. This includes safety clearance of all new chemical substances as to their shortterm and long-t ...
... combustion. The reduced demand permits pollution free renewable resources to contribute substantially to energy supply. 2. A more effective control of the production of synthetic chemicals must be imposed. This includes safety clearance of all new chemical substances as to their shortterm and long-t ...
The Evidence
... “No one will be immune, but climate change will have a disproportionate effect on the lives of people living in poverty in developing countries. Between 1990 and 1998, 94 per cent of the world’s 568 major natural disasters, and more than 97 per cent of all natural disaster-related deaths, were in de ...
... “No one will be immune, but climate change will have a disproportionate effect on the lives of people living in poverty in developing countries. Between 1990 and 1998, 94 per cent of the world’s 568 major natural disasters, and more than 97 per cent of all natural disaster-related deaths, were in de ...
WWF Brief on the IPCC Working Group 1
... scientists view them as cause for concern and greater uncertainty in our present ability to predict the future. Sea level rise calculated by a simpler approach1 could in fact be twice as large than that predicted by IPCC over the next century and exceed 1 m. Underestimating the potential sea level r ...
... scientists view them as cause for concern and greater uncertainty in our present ability to predict the future. Sea level rise calculated by a simpler approach1 could in fact be twice as large than that predicted by IPCC over the next century and exceed 1 m. Underestimating the potential sea level r ...
Evolution of the climate science
... processes have progressed rapidly since the IPCC First Assessment Report (1990) These advances have arisen from new data, more sophisticated analyses of data, improvements in understanding and simulation of physical processes and more extensive exploration of ...
... processes have progressed rapidly since the IPCC First Assessment Report (1990) These advances have arisen from new data, more sophisticated analyses of data, improvements in understanding and simulation of physical processes and more extensive exploration of ...
Statement of relevance to the NOAA climate science and services
... The proposed research project focuses on the underlying and fundamental processes that control the climate system’s response to radiative perturbations. We focus on coupled interactions between the atmospheric dynamics, large scale radiation, ocean circulation and the cryosphere recognizing the inhe ...
... The proposed research project focuses on the underlying and fundamental processes that control the climate system’s response to radiative perturbations. We focus on coupled interactions between the atmospheric dynamics, large scale radiation, ocean circulation and the cryosphere recognizing the inhe ...
Maximo Torero
... that temperate regions will have increased variability in temperature and rainfall • No consensus on tropical regions (IPCC AR4) • But increased mean temperature increases risk ...
... that temperate regions will have increased variability in temperature and rainfall • No consensus on tropical regions (IPCC AR4) • But increased mean temperature increases risk ...
UN Panel: Climate Change Accelerating
... Report said. Temperatures have already risen almost 1°C in the last century, including 1°C on land. We are already committed to another 0.6°C warming. The IPCC synthesis report does not address three major positive feedback loops, or tipping points. These three are fading carbon sinks; changing Eart ...
... Report said. Temperatures have already risen almost 1°C in the last century, including 1°C on land. We are already committed to another 0.6°C warming. The IPCC synthesis report does not address three major positive feedback loops, or tipping points. These three are fading carbon sinks; changing Eart ...
Mapping Fire Regimes Across Time and Space:
... Simulation models as a research tool • With multiple runs, we can conduct replicated, controlled experiments with novel treatment conditions • One of the few research tools that integrate both space and time • Our uncertainty is higher for the coarse temporal and spatial scales where models are the ...
... Simulation models as a research tool • With multiple runs, we can conduct replicated, controlled experiments with novel treatment conditions • One of the few research tools that integrate both space and time • Our uncertainty is higher for the coarse temporal and spatial scales where models are the ...
The Politicization of Climate Change
... Did Exaggeration and Hype on the Left Undermine the Credibility of Environmentalists and the Media? • Most of the impacts of human-caused climate change are in the future • Most climate variability of the past decades was natural. • Thus, to motivate “proper” action, hype and exaggeration of curren ...
... Did Exaggeration and Hype on the Left Undermine the Credibility of Environmentalists and the Media? • Most of the impacts of human-caused climate change are in the future • Most climate variability of the past decades was natural. • Thus, to motivate “proper” action, hype and exaggeration of curren ...
Slide 1
... as is now evident from observations of increases in global average air and ocean temperatures, widespread melting of snow and ice, and rising global average sea level” IPCC 4th Assessment Report ...
... as is now evident from observations of increases in global average air and ocean temperatures, widespread melting of snow and ice, and rising global average sea level” IPCC 4th Assessment Report ...
Impacts and costs
... infrastructure and putting more people at risk of flooding. Within the Faculty of Engineering and the Environment, a coastal model (the Dynamic Interactive Vulnerability Assessment, or DIVA) has been developed which provides global, regional and country estimates of the impacts of sea-level rise thr ...
... infrastructure and putting more people at risk of flooding. Within the Faculty of Engineering and the Environment, a coastal model (the Dynamic Interactive Vulnerability Assessment, or DIVA) has been developed which provides global, regional and country estimates of the impacts of sea-level rise thr ...
Climate Change - Capacity Center
... Climate models predicted the first extreme signs of warming would be in the Northern Circumpolar region ...
... Climate models predicted the first extreme signs of warming would be in the Northern Circumpolar region ...
Global Warming and Gaia
... Natural carbon flows are much larger than anthropogenic flows Possible indirect effects of human activity on natural carbon flows could be very important ...
... Natural carbon flows are much larger than anthropogenic flows Possible indirect effects of human activity on natural carbon flows could be very important ...
Climate and Atmospheric Changes
... Long-term change in the earth's climate, especially a change due to an increase in the average atmospheric temperature. ...
... Long-term change in the earth's climate, especially a change due to an increase in the average atmospheric temperature. ...
Assessment of future Nile flow through an ensemble of RCM
... production and livelihood in general depend strongly on the river. Assessing the impact that climate change may have on water resources is thus of critical importance for the people living in the Nile Basin. The objective of this study, carried out in close collaboration between the Ministry of Wate ...
... production and livelihood in general depend strongly on the river. Assessing the impact that climate change may have on water resources is thus of critical importance for the people living in the Nile Basin. The objective of this study, carried out in close collaboration between the Ministry of Wate ...
With special thanks to Dr Lučka Kajfež Bogataj, member of the IPCC
... environmental change can no longer be avoided. Climate change is fundamentally an energy problem. As regards greenhouse gas emissions, we are not moving fast enough to where we should be going. We can see and feel on a daily basis how the changing climate leads to changes in the frequency, intensity ...
... environmental change can no longer be avoided. Climate change is fundamentally an energy problem. As regards greenhouse gas emissions, we are not moving fast enough to where we should be going. We can see and feel on a daily basis how the changing climate leads to changes in the frequency, intensity ...
Abrupt climate change
... it has repeatedly affected much or all of the Earth, locally with temperature changing by as much as 10 °C in 10 years evidence suggests it is not only possible but likely in the future, potentially with large impacts on ecosystems and societies its not well enough understood to be predicted researc ...
... it has repeatedly affected much or all of the Earth, locally with temperature changing by as much as 10 °C in 10 years evidence suggests it is not only possible but likely in the future, potentially with large impacts on ecosystems and societies its not well enough understood to be predicted researc ...