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Threats to honeybees (draft slides for educators to edit
Threats to honeybees (draft slides for educators to edit

... • Chemicals such as pesticides. • Global change factors (e.g. land use change & climate change). • Over-working during the pollination season (being moved large distances in short timeframes). • Scarcity of good forage resources. ...
Climatic change in mountain regions: a review of
Climatic change in mountain regions: a review of

... Circulation Models (GCM) is generally too crude to adequately represent the orographic detail of most mountain regions. On the other hand, most impacts research requires information with fine spatial definition, where the regional detail of topography or land-cover are important determinants in the ...
PPT
PPT

... RADIATIVE FORCING BY TROPOSPHERIC OZONE COULD THUS BE MUCH LARGER THAN IPCC VALUE Global simulation of late 19th century ozone observations with the GISS GCM ...
Multidecadal Meridional Overturning Circulation Variability and
Multidecadal Meridional Overturning Circulation Variability and

... MOC may have contributed to the accelerated NH warming in the recent decades ...
Challenges of Food Insecurity Due to Climate Change (Flood
Challenges of Food Insecurity Due to Climate Change (Flood

... Assessment was published in 1990 in 1996, the IPCC published it Second Assessment and concluded that climate change is occurring and that it is highly probable that human activities are important causes of the change. The IPCC has reached several important conclusion. These are:  The average temper ...
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PDF

... Kyuso District is one of the twenty-eight districts in Eastern Province with an area of 4,814.90 Km2. It has 4 administrative divisions, namely: Mumoni, Ngomeni, Kyuso and Tseikuru; 16 locations and 53 sub-locations. To the South, it borders Mwingi central District; to the West, it borders Mbeere Di ...
Conference Agenda
Conference Agenda

... countries and populations are those where exposure to impacts is most pronounced, sensitivity is high and there is limited capacity to adapt – largely speaking, low-lying, coastal, small island, arid and mountainous developing countries. Rather than being an issue for the future, these impacts are b ...
Analysis of Monthly, Seasonal and Annual Air Temperature
Analysis of Monthly, Seasonal and Annual Air Temperature

... surface air temperature warmed by 0.6 ± 0.2℃ during the 20th century, accompanied by changes in the hydrologic cycle. Of all the climate elements, temperature plays a major role in detecting climate change brought about by urbanization and industrialization. This study focuses on the variability and ...
The Ganges–Brahmaputra–Meghna delta system
The Ganges–Brahmaputra–Meghna delta system

... rsc.li/process-impacts ...
Polar Bear Propaganda
Polar Bear Propaganda

... Yet governments regurgitate unsubstantiated claims by climate activists and their allies in academia and mass media that polar bears are doomed because of global warming. Consider the July 17, 2012 article “Bleak future for polars bears, U of A scientists say” in the Calgary Herald, Montreal Gazette ...
The EPA & Climate Change Responsibilities, challenges and opportunities 2011 Update
The EPA & Climate Change Responsibilities, challenges and opportunities 2011 Update

... other parts of the globe which is primarily due to the global financial crisis has shown that there is still a strong link between economic growth and emissions. The global economic crisis has been felt particularly harshly in Ireland, and has focused government and public attention on the economy a ...
IS DESERTIFICATION A PROBLEM IN HUNGARY?
IS DESERTIFICATION A PROBLEM IN HUNGARY?

... in Hungary nearly every year. Drought frequency has unfortunately increased (Szinell et al. 1998), primarily in the last decades. It is expected that one of the possible consequences of anticipated global climate change will be an average decrease of precipitation levels in the Hungarian region by a ...
Crying Wolf: Climate Change Far Greater Threat to Farmers Than
Crying Wolf: Climate Change Far Greater Threat to Farmers Than

the new climate message
the new climate message

... enough. Threats of climate hell haven’t seemed to hold us back from running headlong towards it. ...
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PDF

... of which most is carbon dioxide from fossil fuel burning, will cause and are already causing climate change, the speed and direction of which will be dangerous to most, if not all countries (IPCC 2001). This is no longer in serious dispute, though different shades of emphasis are noted below. Since ...
A New Climate for Peace
A New Climate for Peace

... The planet’s limited resources are under pressure. While the global marketplace provides a growing number of people with a seemingly unending flow of goods, too many people in developing countries struggle to meet their daily needs, with limited access to basic services and functional markets. Deman ...
china book final:china book final
china book final:china book final

... have been conducted using the global atmospheric-oceanic coupled model of China National Climate Center (noted as NCC/IAPT63) under the SRES A2 and B2 scenarios. The purpose of the simulation is to analyze the climate change over Western China, especially in the Northwestern China and the Tibetan Pl ...
06-Oerlikon
06-Oerlikon

... “Energy production is – by far - the most important driver for emissions of greenhouse gases.” STERN REVIEW: The Economics of Climate Change ...
Do international factors influence the passage of climate change
Do international factors influence the passage of climate change

... Increasing numbers of countries are passing climate change legislation. Practically all major emitters of greenhouse gases have in place laws to control emissions, conserve energy or promote cleaner forms of energy production, while vulnerable countries are taking steps to prepare for the impacts of ...
How do the clouds form?
How do the clouds form?

... • When an air parcel rises, the cooling rate of the parcel (adiabatic lapse rate or ALR) relative to the cooling rate of surrounding atmosphere (environmental lapse rate or ELR) determines the “stability” of a parcel. ...
Projected change in climate thresholds in the northeastern United
Projected change in climate thresholds in the northeastern United

... capitata), and maple syrup (sugar maple, Acer saccharum). We used statistically downscaled climate projections (Hayhoe et al. 2007a) generated by the HadCM3 atmosphere-ocean general circulation model, run with Intergovernmental Panel on Climate Change future emissions scenarios A1fi (higher) and B1 ...
Nuclear war does not cause extinction from climate
Nuclear war does not cause extinction from climate

... Around 10,000 years ago, the planet's forest cover was at least twice what it is today, which means that forests are now emitting only half the amount of oxygen. Desertification and deforestation are rapidly accelerating this long-term loss of oxygen sources. The story at sea is much the same. Nasa ...
SCCD Report 2013/14
SCCD Report 2013/14

... raise awareness of global honey bee decline. Aspen planted in Woodhall community garden. Simple Pleasures campaign delivered locally to encourage greater use of local greenspace and reduce need for travelling to green sites. Two local nature reserves currently being monitored. Management of invasive ...
Apocalypse Nicked! - Geoengineering Governance Research
Apocalypse Nicked! - Geoengineering Governance Research

... were first voiced in the late 1980’s. Scientists started to warn that environmental changes would not be smooth, gradual events, but sudden “sharp jumps” (Broeker 1987:123). Since then, warnings of abrupt, nonlinear climate change have been repeated by environmental campaigners and scientists (e.g. ...
climate change: challenges to sustainable development in india
climate change: challenges to sustainable development in india

... and cut emissions and to adapt to climate changes is upon all of us, depending on the common but differentiated responsibilities of countries to take action. The United Nations Framework Convention on Climate Change (adopted at the Rio Earth Summit in May 1992) aimed at achieving stabilization of gr ...
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Attribution of recent climate change



Attribution of recent climate change is the effort to scientifically ascertain mechanisms responsible for recent changes observed in the Earth's climate, commonly known as 'global warming'. The effort has focused on changes observed during the period of instrumental temperature record, when records are most reliable; particularly in the last 50 years, when human activity has grown fastest and observations of the troposphere have become available. The dominant mechanisms (to which recent climate change has been attributed) are anthropogenic, i.e., the result of human activity. They are: increasing atmospheric concentrations of greenhouse gases global changes to land surface, such as deforestation increasing atmospheric concentrations of aerosols.There are also natural mechanisms for variation including climate oscillations, changes in solar activity, and volcanic activity.According to the Intergovernmental Panel on Climate Change (IPCC), it is ""extremely likely"" that human influence was the dominant cause of global warming between 1951 and 2010. The IPCC defines ""extremely likely"" as indicating a probability of 95 to 100%, based on an expert assessment of all the available evidence.Multiple lines of evidence support attribution of recent climate change to human activities: A basic physical understanding of the climate system: greenhouse gas concentrations have increased and their warming properties are well-established. Historical estimates of past climate changes suggest that the recent changes in global surface temperature are unusual. Computer-based climate models are unable to replicate the observed warming unless human greenhouse gas emissions are included. Natural forces alone (such as solar and volcanic activity) cannot explain the observed warming.The IPCC's attribution of recent global warming to human activities is a view shared by most scientists, and is also supported by 196 other scientific organizations worldwide (see also: scientific opinion on climate change).
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