Science Plan for COAT: Climate-Ecological Observatory for Arctic
... with intact ecosystem functions and endemic biodiversity of great fundamental and societal significance. Yet the arctic tundra is predicted to become more challenged by climate change than any other terrestrial biome. Global circulation models (GCMs) project an average temperature increase in the Ar ...
... with intact ecosystem functions and endemic biodiversity of great fundamental and societal significance. Yet the arctic tundra is predicted to become more challenged by climate change than any other terrestrial biome. Global circulation models (GCMs) project an average temperature increase in the Ar ...
Unified Sea Level Rise Projection
... low risk projects that are easily replaceable with short design lives, are adaptable and have limited interdependencies with other infrastructure or services. The shaded zone between the IPCC AR5 RCP8.5 median curve and the USACE High is recommended to be generally applied to most projects within a ...
... low risk projects that are easily replaceable with short design lives, are adaptable and have limited interdependencies with other infrastructure or services. The shaded zone between the IPCC AR5 RCP8.5 median curve and the USACE High is recommended to be generally applied to most projects within a ...
NorthSouth asymmetry in the modeled phytoplankton community
... euphotic layer. By contrast, temperature and stratification increases are smaller in the Southern compared to the Northern Hemisphere. Additionally, a southward shift and increase in strength of the Southern Ocean westerlies act against increasing temperature and freshwater fluxes to destratify the wa ...
... euphotic layer. By contrast, temperature and stratification increases are smaller in the Southern compared to the Northern Hemisphere. Additionally, a southward shift and increase in strength of the Southern Ocean westerlies act against increasing temperature and freshwater fluxes to destratify the wa ...
Annex II Risk profile outline
... (2009) the boundary for colder water/warmer water species have moved north wards for plankton, benthos, fishes and pole wards for some sea mammals during the last 30 years with increasing temperatures in the surface layers of the north-eastern Atlantic. Immigration of temperate species of fish and s ...
... (2009) the boundary for colder water/warmer water species have moved north wards for plankton, benthos, fishes and pole wards for some sea mammals during the last 30 years with increasing temperatures in the surface layers of the north-eastern Atlantic. Immigration of temperate species of fish and s ...
Responses to GCW questions
... Permafrost observations and modeling in relation to climate change. Identification of critical climate thresholds governing the response of permafrost to climatic change. Impact of thawing permafrost on infrastructure and carbon cycle (greenhouse gas emissions, particularly methane). Permafr ...
... Permafrost observations and modeling in relation to climate change. Identification of critical climate thresholds governing the response of permafrost to climatic change. Impact of thawing permafrost on infrastructure and carbon cycle (greenhouse gas emissions, particularly methane). Permafr ...
Recognitions and Responsibilities - International Research Institute
... on a planetary scale: the slogan ‘think globally, act locally’ affirms both the possibility and the promise of connecting global issues back to more personal scales of meaning. Yet . . . the idea of the Earth as a single place is itself contingent on particular histories of exploration and dominance ...
... on a planetary scale: the slogan ‘think globally, act locally’ affirms both the possibility and the promise of connecting global issues back to more personal scales of meaning. Yet . . . the idea of the Earth as a single place is itself contingent on particular histories of exploration and dominance ...
Climate Change and Human Mobility in Indigenous Communities of
... changes, including 1) warm winters; 2) cool summers; 3) lots of rain and at the wrong times; 4) land remaining under water; 5) lots of snow; 6) more floods; 7) extreme temperature changes; 8) seasons arriving late; and 9) fewer birds and animals (Crate 2008, 2011b). All of these impact the livelihoo ...
... changes, including 1) warm winters; 2) cool summers; 3) lots of rain and at the wrong times; 4) land remaining under water; 5) lots of snow; 6) more floods; 7) extreme temperature changes; 8) seasons arriving late; and 9) fewer birds and animals (Crate 2008, 2011b). All of these impact the livelihoo ...
A Teacher`s Guide for the Video Sila Alangotok— Inuit Observations
... The natural regulating system for the temperature on the earth is known as the greenhouse effect. This refers to the atmosphere’s role in insulating the planet from heat loss, much the way a blanket on our beds insulates our bodies from heat loss. Human activities have the potential to disrupt the b ...
... The natural regulating system for the temperature on the earth is known as the greenhouse effect. This refers to the atmosphere’s role in insulating the planet from heat loss, much the way a blanket on our beds insulates our bodies from heat loss. Human activities have the potential to disrupt the b ...
Analysis of vegetation distribution in Interior Alaska and sensitivity to
... elevation ranges from 18 to 1830 m while drainage ranges from 1 to 7), t-value coefficients of the regression are not directly comparable among explanatory variables. This difference in range among the input parameters can be adjusted by standardizing each of the input values using their means and s ...
... elevation ranges from 18 to 1830 m while drainage ranges from 1 to 7), t-value coefficients of the regression are not directly comparable among explanatory variables. This difference in range among the input parameters can be adjusted by standardizing each of the input values using their means and s ...
Antarctic Stratification, Atmospheric Water Vapor, and Heinrich Events
... To this hypothesis, we add corollaries as to what sets the timing of deglaciations. The tendency for prolonged ice ages, in which multiple freshwater inputs to the North Atlantic occur (as evidenced by Heinrich events) before one of these drives deglaciation, is hypothesized to result from the need ...
... To this hypothesis, we add corollaries as to what sets the timing of deglaciations. The tendency for prolonged ice ages, in which multiple freshwater inputs to the North Atlantic occur (as evidenced by Heinrich events) before one of these drives deglaciation, is hypothesized to result from the need ...
National Security Accelerating Risks of Climate Change
... will increase security risks over much of the planet. It will not only increase threats to developing nations in resource-challenged parts of the world, but it will also test the security of nations with robust capability, including significant elements of our National Power here at home. Even thoug ...
... will increase security risks over much of the planet. It will not only increase threats to developing nations in resource-challenged parts of the world, but it will also test the security of nations with robust capability, including significant elements of our National Power here at home. Even thoug ...
Assessing recent trends in high-latitude Southern
... mechanism that may partly explain the overall increasing trend in Antarctic sea-ice extent (SIE) involves the increased meltwater input, which has contributed to freshening of the Southern Ocean (for example ref. 41), stabilization of the water column42 and thus potentially a reduction of the vertic ...
... mechanism that may partly explain the overall increasing trend in Antarctic sea-ice extent (SIE) involves the increased meltwater input, which has contributed to freshening of the Southern Ocean (for example ref. 41), stabilization of the water column42 and thus potentially a reduction of the vertic ...
climate change in the american mind
... Obama as a source of information about global warming, which is essentially unchanged since November of 2011. By contrast, only 21 percent of Americans trust Mitt Romney on this issue and his level of trust dropped 5 points since November, with “strong distrust” increasing by 8 points to 39 percent. ...
... Obama as a source of information about global warming, which is essentially unchanged since November of 2011. By contrast, only 21 percent of Americans trust Mitt Romney on this issue and his level of trust dropped 5 points since November, with “strong distrust” increasing by 8 points to 39 percent. ...
field investigations of permafrost and climatic
... 1991). Field experiments by SeppŠlŠ (1982) demonstrated the importance of snow cover on permafrost distribution in the discontinuous zone, and this critical variable is poorly represented for the region in GCMs, because the rainshadow caused by the coastal mountains is not reproduced (Burn, 1994). I ...
... 1991). Field experiments by SeppŠlŠ (1982) demonstrated the importance of snow cover on permafrost distribution in the discontinuous zone, and this critical variable is poorly represented for the region in GCMs, because the rainshadow caused by the coastal mountains is not reproduced (Burn, 1994). I ...
climate change, sea-level rise and extreme events
... Historical sea-level reconstruction is shown by the thin black line, with grey shading indicating ±95% confidence limits. Magenta dots and arrows indicate the estimate of sea-level rise from 1842–2001 from Port Arthur, Tasmania (Hunter et al.2003). Dashed grey lines indicate the upper and lower limi ...
... Historical sea-level reconstruction is shown by the thin black line, with grey shading indicating ±95% confidence limits. Magenta dots and arrows indicate the estimate of sea-level rise from 1842–2001 from Port Arthur, Tasmania (Hunter et al.2003). Dashed grey lines indicate the upper and lower limi ...
1) Bad Ideas - CBC Ombudsman - Radio
... If you juxtapose a non-scientist (Epstein) or unqualified inactive non-climate scientist (Moore) with scientists in the field, you cannot call the non-experts—who do not know what they are talking about and make up their own facts—"contrarians". The big-name denialists are self-promoting mischief-ma ...
... If you juxtapose a non-scientist (Epstein) or unqualified inactive non-climate scientist (Moore) with scientists in the field, you cannot call the non-experts—who do not know what they are talking about and make up their own facts—"contrarians". The big-name denialists are self-promoting mischief-ma ...
Sample pages 1 PDF
... Calculations indicate that if all fossil fuel resources are completely combusted the atmospheric CO2 concentration would rise to 917 ppm1 (this value is a net of any carbon absorption by natural sinks). Clearly, this is a hypothetical scenario, and it may never materialize; however, one burning ques ...
... Calculations indicate that if all fossil fuel resources are completely combusted the atmospheric CO2 concentration would rise to 917 ppm1 (this value is a net of any carbon absorption by natural sinks). Clearly, this is a hypothetical scenario, and it may never materialize; however, one burning ques ...
Changes in Sea Level
... It is very likely that 20th century warming has contributed significantly to the observed sea level rise, through thermal expansion of sea water and widespread loss of land ice. Projected sea level changes from 1990 to 2100 Projections of components contributing to sea level change from 1990 to 2100 ...
... It is very likely that 20th century warming has contributed significantly to the observed sea level rise, through thermal expansion of sea water and widespread loss of land ice. Projected sea level changes from 1990 to 2100 Projections of components contributing to sea level change from 1990 to 2100 ...
El Ni˜no Southern Oscillation (ENSO) and global - adv
... Abstract. It is widely accepted by the international scientific community that human activities have increased atmospheric concentrations1 of greenhouse gases (GHG) and aerosols since the pre-industrial era. This increase has contributed to most of the warming (0.6±0.2◦ C) observed over the 20th cen ...
... Abstract. It is widely accepted by the international scientific community that human activities have increased atmospheric concentrations1 of greenhouse gases (GHG) and aerosols since the pre-industrial era. This increase has contributed to most of the warming (0.6±0.2◦ C) observed over the 20th cen ...
... Preface The extent and pace of climate changes will lead to potential impacts on food, water, energy and economic security. Observed change in the climate system is an issue of ongoing concern for the US. Recent unusual extreme weather phenomena worldwide, such as droughts, floods, severe storms, an ...
Climate Extremes: Recent Trends with Implications for National Security
... Preface The extent and pace of climate changes will lead to potential impacts on food, water, energy and economic security. Observed change in the climate system is an issue of ongoing concern for the US. Recent unusual extreme weather phenomena worldwide, such as droughts, floods, severe storms, an ...
... Preface The extent and pace of climate changes will lead to potential impacts on food, water, energy and economic security. Observed change in the climate system is an issue of ongoing concern for the US. Recent unusual extreme weather phenomena worldwide, such as droughts, floods, severe storms, an ...
Future changes in the supply of goods and services - Munin
... expanding geometrid moth outbreaks have caused massive devastation of subarctic birch forests (Jepsen et al. 2011), most likely owing to warmer winters and springs (Jepsen et al. 2008, 2011). Climate change is also expected to lead to more severe winter storms and icing events (Chapin et al. 2007). ...
... expanding geometrid moth outbreaks have caused massive devastation of subarctic birch forests (Jepsen et al. 2011), most likely owing to warmer winters and springs (Jepsen et al. 2008, 2011). Climate change is also expected to lead to more severe winter storms and icing events (Chapin et al. 2007). ...
36 - Ecology and Society
... expanding geometrid moth outbreaks have caused massive devastation of subarctic birch forests (Jepsen et al. 2011), most likely owing to warmer winters and springs (Jepsen et al. 2008, 2011). Climate change is also expected to lead to more severe winter storms and icing events (Chapin et al. 2007). ...
... expanding geometrid moth outbreaks have caused massive devastation of subarctic birch forests (Jepsen et al. 2011), most likely owing to warmer winters and springs (Jepsen et al. 2008, 2011). Climate change is also expected to lead to more severe winter storms and icing events (Chapin et al. 2007). ...
2.1 Causes of Vulnerability Associated with Climate Change
... The February 2007 report of the Working Group I of the International Panel on Climate Change, titled “The Physical Science Basis for Climate Change”, identifies numerous long-term changes in climate. This includes changes in Arctic temperatures and ice, widespread changes in precipitation amounts, o ...
... The February 2007 report of the Working Group I of the International Panel on Climate Change, titled “The Physical Science Basis for Climate Change”, identifies numerous long-term changes in climate. This includes changes in Arctic temperatures and ice, widespread changes in precipitation amounts, o ...
Sea Level Change in Western Australia
... 1.3 The Intergovernmental Panel on Climate Change (IPCC) The IPCC is a scientific intergovernmental body set up by the World Meteorological Organization (WMO) and the United Nations Environment Programme (UNEP) in 1988. The IPCC's mandate is as follows: The IPCC was established to provide the decisi ...
... 1.3 The Intergovernmental Panel on Climate Change (IPCC) The IPCC is a scientific intergovernmental body set up by the World Meteorological Organization (WMO) and the United Nations Environment Programme (UNEP) in 1988. The IPCC's mandate is as follows: The IPCC was established to provide the decisi ...