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Arctic alpine vegetation change over 20 years
Arctic alpine vegetation change over 20 years

... vegetation is underlain by morainic deposits (Melander, 1975). The mean annual temperature at the nearest meteorological station with long-term data (Nikkaluokta, 10 km E, 467 m a.s.l.) is 2.0 1C, with mean January and July temperatures of 14.3 and 13.1 1C, respectively. The growing season, when t ...
i4332e11
i4332e11

... century is very likely (more than a 90% chance) due to observed increase in anthropogenic greenhouse gas concentrations”, Intergovernmental Panel on Climate Change (IPCC, 2007, WG1). ■ “There is strong evidence that the warming of the Earth over the last half-century has been caused largely by hum ...
PDF
PDF

... decades or more have provided for some evidence for some important systematic changes in weather over the past century (IPCC, 1995a). For example, global mean surface air temperature has increased by between 0,3 and 0,6 degrees centigrade, with some regional variations, since the late 19th century. ...
The Role of Transportation in Driving Climate Disruption
The Role of Transportation in Driving Climate Disruption

... © 2010 Carnegie Endowment for International Peace. All rights reserved. The Carnegie Endowment does not take institutional positions on public policy issues; the views represented here are the author’s own and do not necessarily reflect the views of the Endowment, its staff, or its trustees. No par ...
Project Name
Project Name

... Global climate is changing rapidly. The Third assessment report of the Intergovernmental Panel on Climate Change (IPCC’s Third Assessment Report, 2001) has concluded that with the continuing emission of greenhouse gases, the Earth’s mean surface temperature will increase between 1.5 to up to 5.8 deg ...
Environmental Pillar Submission on Agriculture Roadmap
Environmental Pillar Submission on Agriculture Roadmap

... order of 1 MtCO2 annually15 but currently the very real costs of the GHG pollution will be only be paid by communities and ecosystems that sustain the dispersed future climate damages over centuries to come. We assume that the lack of reference to 'carbon leakage' reflects and Irish and EU negotiati ...
unburnable carbon: why we need to leave fossil fuels in the ground
unburnable carbon: why we need to leave fossil fuels in the ground

... Climate Council of Australia Ltd copyright material is licensed under the Creative Commons Attribution 3.0 Australia License. To view a copy of this license visit http://creativecommons.org.au You are free to copy, communicate and adapt the Climate Council of Australia Ltd copyright material so long ...
A consistent poleward shift of the storm tracks in simulations of 21st
A consistent poleward shift of the storm tracks in simulations of 21st

... tracks [e.g., Chang and Fu, 2002], although this trend may be exaggerated in reanalysis data [Harnik and Chang, 2003]. Since attribution of these observed trends to anthropogenic greenhouse gas (GHG) forcing is limited by the asyet small GHG-forced signal relative to climate variability, it is usefu ...
IOSR Journal Of Humanities And Social Science (IOSR-JHSS)
IOSR Journal Of Humanities And Social Science (IOSR-JHSS)

... that majority of households in rural areas of Nigeria maintain household size of 6 – 10 persons. The implication of this is that more family labour will be readily available for farm work since relatively large household size is an obvious advantage in terms of farm labour supply (Sule et.al., 1988) ...
Potential Evapotranspiration Under Present and Future
Potential Evapotranspiration Under Present and Future

... (GHG) forcing, which focused on daily RCPs climate change scenarios. The selected models are listed in Table 2.3. Each model produces four RCPs scenarios to represent a larger set of mitigation scenarios and have different targets in terms of radiative forcing in 2100. Each RCP defines a specific emis ...
Chapter 15
Chapter 15

... • Concept 15-4 Considerable scientific evidence indicates that emissions of greenhouse gases into the earth’s atmosphere from human activities will lead to significant climate change during this century. ...
Calculating the global
Calculating the global

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Climate Change and Rice - Wageningen UR E
Climate Change and Rice - Wageningen UR E

... Models of the dynamics of the atmosphere of the earth, known as general circulation models or GCMs, predict that with increasing levels of greenhouse gases in the atmosphere, global climate change is likely (Hansen et al. 1984). Because predicted climate change may have enormous effects on Japanese ...
Quantifying the consensus on anthropogenic global
Quantifying the consensus on anthropogenic global

... that among actively publishing climate scientists, there was 97% agreement that human activity was significantly changing global temperature7. A compilation of scientists who signed public declarations on climate change, both supporting and rejecting the tenets of AGW, found that among climate scien ...
Co-benefits of addressing climate change can motivate action around the... Authors: , Taciano L. Milfont , Yoshihisa Kashima
Co-benefits of addressing climate change can motivate action around the... Authors: , Taciano L. Milfont , Yoshihisa Kashima

... functioning, where climate change action can contribute to a more benevolent (caring and moral) community8,17. One advantage of co-benefits is that they can appeal to people unconvinced or unconcerned about climate change, as they do not depend on believing climate change is real or important. Howev ...
- Wiley Online Library
- Wiley Online Library

... winter, hot and dry summer, and short spring and autumn. The mean annual temperature is about 8 C, and the mean annual rainfall is less than 200 mm. [4] Wang et al. [2008] and Q. Zhang et al. [2010] found that the temperature rise in the arid region of northwest China had a seasonal pattern: In spr ...
Download - 552kb
Download - 552kb

... These non-legally binding FAO guidelines may be adopted and applied to planted forests in all ecogeographical zones and in countries, regions and landscapes at all stages of economic development. They are applicable to planted forests that fulfil productive functions for the provision of wood, fibre ...
Adaptation Planning and Climate Impact Assessments: Learning From NEPA’s Flaws
Adaptation Planning and Climate Impact Assessments: Learning From NEPA’s Flaws

... over the next 100 years. They said it is impossible to determine yet whether human activity is responsible for the drought the Southwestern United States has experienced over the past decade, but every indication suggests the region will become consistently drier in the next several decades. Richard ...
PDF
PDF

ECOLE POLYTECHNIQUE DEPARTEMENT D`ECONOMIE
ECOLE POLYTECHNIQUE DEPARTEMENT D`ECONOMIE

... on the path we humans choose for economic development (see IPCC TAR [27]). Most of these increases in greenhouse gases must be attributed to the rich countries. For example, the estimates provided by Enerdata in its Energy Statistics Yearbook suggest that the European Union, North America and Japan ...
Fall 2015
Fall 2015

... becoming familiar with their work, but also opportunities for creating new friendships within the AOS community. Introduced at last year’s retreat, Kubb, a lawn game nicknamed Viking Chess, was a popular lunchtime activity at the 2015 event, as was taking in nature and exploring the grounds of the 9 ...
Impacts of Climate Change on Physical Characteristics of
Impacts of Climate Change on Physical Characteristics of

... Medium confidence – impact has been projected or modelled using several approaches and the mechanism of response to climate change is well understood. Low confidence – impact is hypothesised or has been projected or modelled in a single study; or antagonistic mechanisms or feedbacks exist which coul ...
A simple formula predicts the social costs of carbon with remarkable precision
A simple formula predicts the social costs of carbon with remarkable precision

... from large-scale computational Integrated Assessment Models (IAMs) that consolidate interdisciplinary climate research inputs to obtain a number relevant for policy-making. 1 However, the climate-economy interactions of IAMs remain inaccessible to scientists in general. Here we develop a closed-form ...
WRS-08 Presentation
WRS-08 Presentation

...  provides for the radio-frequency spectrum and orbit resources for radio systems and applications used for climate monitoring, weather forecasting, disaster prediction, detection, mitigation of negative effect of disasters and data exchange and dissimilation systems;  develops mandatory and volunt ...
Global Climate Risk Index 2016
Global Climate Risk Index 2016

... attributed to anthropogenic climate change. Nevertheless, climate change is an increasingly important factor for changing the odds of occurrence and intensity of these events. There is an increasing body of research that looks into the attribution of the risk of extreme events to the influence of cl ...
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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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