PowerPoint slides
... 1,000 years after emissions stop. Following cessation of emissions, removal of atmospheric carbon dioxide decreases radiative forcing, but is largely compensated by slower loss of heat to the ocean, so that atmospheric temperatures do not drop significantly for at least 1,000 years. Among illustrati ...
... 1,000 years after emissions stop. Following cessation of emissions, removal of atmospheric carbon dioxide decreases radiative forcing, but is largely compensated by slower loss of heat to the ocean, so that atmospheric temperatures do not drop significantly for at least 1,000 years. Among illustrati ...
Is global warming occurring?
... sea levels, retreating glaciers, and changes to many physical and biological systems. It is likely that most of the warming in recent decades can be attributed to human activities. This warming has already led to changes in the Earth's climate.” ...
... sea levels, retreating glaciers, and changes to many physical and biological systems. It is likely that most of the warming in recent decades can be attributed to human activities. This warming has already led to changes in the Earth's climate.” ...
Wallace and Hobbs (2006). Based on Earth Radiation
... IR radiation leaving the surface that is absorbed in atmosphere = 390 W m-2 – 235 W m-2 = 155 W m-2 Cloud IR forcing = 30 W m-2 Greenhouse gas forcing = 125 W m-2 ...
... IR radiation leaving the surface that is absorbed in atmosphere = 390 W m-2 – 235 W m-2 = 155 W m-2 Cloud IR forcing = 30 W m-2 Greenhouse gas forcing = 125 W m-2 ...
The Science of Climate Change – Facing the facts
... Medium (A1B) scenario (2090-2099): Global mean warming 2.8oC; Much of land area warms by ~3.5oC Arctic warms by ~6oC. A 550 ppm CO2-eq world would more likely than not be warmer. ...
... Medium (A1B) scenario (2090-2099): Global mean warming 2.8oC; Much of land area warms by ~3.5oC Arctic warms by ~6oC. A 550 ppm CO2-eq world would more likely than not be warmer. ...
Agriculture as % of GDP 1993
... today • Water shortages in areas already with water shortages • Natural resources depleted (e.g., coral reefs, forests), loss of ecological goods and services • Increased incidence of disease • Increased incidence of severe weather events ...
... today • Water shortages in areas already with water shortages • Natural resources depleted (e.g., coral reefs, forests), loss of ecological goods and services • Increased incidence of disease • Increased incidence of severe weather events ...
Climate Change - NSTA Learning Center
... Conditions today are unusual in the context of the last 2,000 years … ...
... Conditions today are unusual in the context of the last 2,000 years … ...
press release (English, 13 August 2015) - PAGES
... longer periods of time. Thus the ocean can buffer short-term changes in global temperature. But when events such as volcanic eruptions cluster together in a relatively short period of time, the temperature changes can become prolonged. “Volcanic eruptions have a short-term cooling effect on the atmo ...
... longer periods of time. Thus the ocean can buffer short-term changes in global temperature. But when events such as volcanic eruptions cluster together in a relatively short period of time, the temperature changes can become prolonged. “Volcanic eruptions have a short-term cooling effect on the atmo ...
Climate Change and Conservation
... Pacific Ocean • They also note that there is a longer-term interdecadal trend associated with an intensification of the Aleutian low and westerly winds • This has resulted in increased SST and physical stratification in the eastern North Pacific • This results in shallower depth of mixing, less nutr ...
... Pacific Ocean • They also note that there is a longer-term interdecadal trend associated with an intensification of the Aleutian low and westerly winds • This has resulted in increased SST and physical stratification in the eastern North Pacific • This results in shallower depth of mixing, less nutr ...
available for here - Office of the Prime Minister`s Chief
... our farming industry, as ruminants expel methane into the atmosphere. We have significant forests that offset our carbon emissions and relatively low fossil fuel consumption, as we do not have much heavy industry. We are a long way from being able to reduce emissions from sheep and cattle unless w ...
... our farming industry, as ruminants expel methane into the atmosphere. We have significant forests that offset our carbon emissions and relatively low fossil fuel consumption, as we do not have much heavy industry. We are a long way from being able to reduce emissions from sheep and cattle unless w ...
- Climatelinks
... May (called the ‘Belg’). The southern regions of Ethiopia experience two distinct wet seasons which occur as the ITCZ passes through this more southern position. The March to May ‘Belg’ season is the main rainfall season yielding 100‐200mm per month, followed by a lesser rainfall season in October t ...
... May (called the ‘Belg’). The southern regions of Ethiopia experience two distinct wet seasons which occur as the ITCZ passes through this more southern position. The March to May ‘Belg’ season is the main rainfall season yielding 100‐200mm per month, followed by a lesser rainfall season in October t ...
New Methods to Assess Climate Change Impacts
... implement research with a focus on agricultural systems. Second, in contrast to previous approaches that have imposed future climate on models based on current socio-economic conditions, this approach incorporates bio-physical and economic models to simulate a more plausible future world in which cl ...
... implement research with a focus on agricultural systems. Second, in contrast to previous approaches that have imposed future climate on models based on current socio-economic conditions, this approach incorporates bio-physical and economic models to simulate a more plausible future world in which cl ...
20090831_Analysis_Climate_Change_India
... emissions of greenhouse gases so that the total accumulation is limited. • Adaptation: The notion of making changes in the way we do things to adapt to changes in climate. • Resilience: The ability to adapt. • Geo-engineering: The notion that we can manage the balance of total energy of the atmosphe ...
... emissions of greenhouse gases so that the total accumulation is limited. • Adaptation: The notion of making changes in the way we do things to adapt to changes in climate. • Resilience: The ability to adapt. • Geo-engineering: The notion that we can manage the balance of total energy of the atmosphe ...
AOSS_NRE_480_L11_Abrupt_20140220
... • The area where there is strong, localized exchange, bottom water currents develop which return cold water towards the equator (heat exchange). • The area where there is strong localized exchange is significantly warmer than it would be in the absence of the ocean currents. (see next figure) • Salt ...
... • The area where there is strong, localized exchange, bottom water currents develop which return cold water towards the equator (heat exchange). • The area where there is strong localized exchange is significantly warmer than it would be in the absence of the ocean currents. (see next figure) • Salt ...
QUEST-FISH: Predicting the impacts and consequences
... based on ecosystem considerations, for four fixed temporal scenarios: pre-industrial (1800), present (2005), and future (2050 and 2100). In order to estimate impacts and vulnerabilities for human societies of the production scenarios developed, figures for LMEs will be downscaled to national boundar ...
... based on ecosystem considerations, for four fixed temporal scenarios: pre-industrial (1800), present (2005), and future (2050 and 2100). In order to estimate impacts and vulnerabilities for human societies of the production scenarios developed, figures for LMEs will be downscaled to national boundar ...
PROGRAMME 4 : CLIMATE CHANGE Strategic Plan for 2011
... Number of analytical , economic and regulatory instruments and systems : 2 studies – 2nd National Communication and Transport Green House Gas GHG study) and 1 economic/regulatory instrument ...
... Number of analytical , economic and regulatory instruments and systems : 2 studies – 2nd National Communication and Transport Green House Gas GHG study) and 1 economic/regulatory instrument ...
Unit 1: Climate Change
... Human-induced climate change is an urgent global issue and is the primary environmental challenge of this century. Increased levels of greenhouse gases such as carbon dioxide and methane are enhancing the greenhouse effect and causing irreversible changes in the climate. The main sources of greenhou ...
... Human-induced climate change is an urgent global issue and is the primary environmental challenge of this century. Increased levels of greenhouse gases such as carbon dioxide and methane are enhancing the greenhouse effect and causing irreversible changes in the climate. The main sources of greenhou ...
Sep 25 - University of San Diego
... Affect atmospheric circulation and heat flux Affect circulation of oceans and lakes ...
... Affect atmospheric circulation and heat flux Affect circulation of oceans and lakes ...
Envir100Lect808
... 2. Projections of climate at the end of the 21st Century (from IPCC) – Focus on those changes that are “very likely” (i.e., those that are either deemed to have a greater than 90% chance to occur “based on quantitative analysis or an elicitation of the expert views”) 3. Climate Change and food secur ...
... 2. Projections of climate at the end of the 21st Century (from IPCC) – Focus on those changes that are “very likely” (i.e., those that are either deemed to have a greater than 90% chance to occur “based on quantitative analysis or an elicitation of the expert views”) 3. Climate Change and food secur ...
CLIMATE_NRE_480_L02_Intro_Science_Response_20160114
... call this the greenhouse effect.) • Significant improvements to the quantification of the warming due to greenhouse gases is attributed to Tyndall (1820-1893) • Arrhenius in the late 1800s made estimates of the impact of doubled carbon dioxide ...
... call this the greenhouse effect.) • Significant improvements to the quantification of the warming due to greenhouse gases is attributed to Tyndall (1820-1893) • Arrhenius in the late 1800s made estimates of the impact of doubled carbon dioxide ...
Climate Change and Agricultural Sustainability – A Global Assessment
... Findings from existing assessments – Food and Agriculture Organization (FAO): “The anticipated impacts of climate change pose an additional stress on food production systems under pressure to satisfy the food needs of a rapidly growing and progressively wealthier world.” FAO Water Report 36: Climat ...
... Findings from existing assessments – Food and Agriculture Organization (FAO): “The anticipated impacts of climate change pose an additional stress on food production systems under pressure to satisfy the food needs of a rapidly growing and progressively wealthier world.” FAO Water Report 36: Climat ...
Global & Regional Climate Change Science a presentation from the
... 2. Time because climate must be defined over a specified interval. NOAA typically uses 30-year averages, whereas studying Earth’s history often involves averages of a century or longer. 3. Averages and extremes of variables such as temperature, precipitation, pressure & winds. ...
... 2. Time because climate must be defined over a specified interval. NOAA typically uses 30-year averages, whereas studying Earth’s history often involves averages of a century or longer. 3. Averages and extremes of variables such as temperature, precipitation, pressure & winds. ...