Modes of the wintertime Arctic temperature variability Report No. 343
... rate in the Arctic as well as its seasonality (most pronounced wintertime SAT increase) is in agreement with anthropogenic climate change scenarios simulated by climate models [Räisänen, 2002]. At the same time, the very strong early century warming anomaly in the Arctic, which has only recently bee ...
... rate in the Arctic as well as its seasonality (most pronounced wintertime SAT increase) is in agreement with anthropogenic climate change scenarios simulated by climate models [Räisänen, 2002]. At the same time, the very strong early century warming anomaly in the Arctic, which has only recently bee ...
2015 NGPR Leadership Symposium
... My research interests include remote sensing methods for studying vegetation, especially dynamics of arctic vegetation and mountain regions, ground spectroradiometry of arctic plants. My current work focuses on determining relations between spatial patterns of vegetation, its spectral properties and ...
... My research interests include remote sensing methods for studying vegetation, especially dynamics of arctic vegetation and mountain regions, ground spectroradiometry of arctic plants. My current work focuses on determining relations between spatial patterns of vegetation, its spectral properties and ...
Week 9: Geology and Climate
... Instead periods of continental glaciation centered on the polar regions are termed ice ages. There have been at least five ice ages during earth history; the earliest occurred from 2300 to 2100 million years ago. This first ice age is thought to have been result of a lowering of CO2 in the atmospher ...
... Instead periods of continental glaciation centered on the polar regions are termed ice ages. There have been at least five ice ages during earth history; the earliest occurred from 2300 to 2100 million years ago. This first ice age is thought to have been result of a lowering of CO2 in the atmospher ...
Global_climate_Change-wiki - MM
... • A climate change linked to variations in ocean currents accompanied by Southern Oscillation, changes in air pressure. • Prevents upwellings- the transport of deeper water to shallow levels cool surface water and supports bird and fish populations ...
... • A climate change linked to variations in ocean currents accompanied by Southern Oscillation, changes in air pressure. • Prevents upwellings- the transport of deeper water to shallow levels cool surface water and supports bird and fish populations ...
Climate Change - Norfolk Coast Partnership
... “The warming of the global climate system is unequivocal, as is now evident from observations of increases in global air and ocean temperatures, widespread melting of ice and snow and rising global sea level” (Intergovernmental Panel on Climate Change) Climate change refers to changes in climate on ...
... “The warming of the global climate system is unequivocal, as is now evident from observations of increases in global air and ocean temperatures, widespread melting of ice and snow and rising global sea level” (Intergovernmental Panel on Climate Change) Climate change refers to changes in climate on ...
news and views
... latitude increased by 5–7°C in less than 10,000 years. Here, the abrupt release of methane, previously stored in frozen form beneath the sea floor, provides a viable explanation for observed changes in marine and terrestrial carbon isotope records. But the direct climatic effects of methane that esc ...
... latitude increased by 5–7°C in less than 10,000 years. Here, the abrupt release of methane, previously stored in frozen form beneath the sea floor, provides a viable explanation for observed changes in marine and terrestrial carbon isotope records. But the direct climatic effects of methane that esc ...
Ch20StudentNotes_ - CarrollEnvironmentalScience
... occurring since 1980. c. The 10 warmest years since 1861 have occurred since 1990. d. Over the past 50 years, Arctic temperatures have risen almost twice as fast as those in the rest of the world. e. Glaciers and floating sea ice in some parts of the world are melting and shrinking at increasing rat ...
... occurring since 1980. c. The 10 warmest years since 1861 have occurred since 1990. d. Over the past 50 years, Arctic temperatures have risen almost twice as fast as those in the rest of the world. e. Glaciers and floating sea ice in some parts of the world are melting and shrinking at increasing rat ...
Sea Level Change
... Long-term climate change Many aspects of climate change will persist for many centuries even if emissions of greenhouse gases are stopped! • 20% of emitted CO2 will remain in the atmosphere more than 1000 years • Sea level will continue to rise for many centuries in response to deep ocean warming ...
... Long-term climate change Many aspects of climate change will persist for many centuries even if emissions of greenhouse gases are stopped! • 20% of emitted CO2 will remain in the atmosphere more than 1000 years • Sea level will continue to rise for many centuries in response to deep ocean warming ...
When researching back and looking at some of the things we need
... quantity of several heat-trapping gases in the atmosphere over the past few centuries. For example, carbon dioxide concentrations in the Earth’s atmosphere are 34 percent higher today than they were at the onset of the industrial revolution in 1750—higher than at any time in the last 400,000 years. ...
... quantity of several heat-trapping gases in the atmosphere over the past few centuries. For example, carbon dioxide concentrations in the Earth’s atmosphere are 34 percent higher today than they were at the onset of the industrial revolution in 1750—higher than at any time in the last 400,000 years. ...
Improving Health in Arctic Communities through Safe and
... expects to identify three proposals to develop and test prototype systems in a laboratory setting. Prototypes will be up and running by the summer of 2016, thus allowing them to be demonstrated at the proposed international conference. The primary goal of the Alaska project is to reduce the health a ...
... expects to identify three proposals to develop and test prototype systems in a laboratory setting. Prototypes will be up and running by the summer of 2016, thus allowing them to be demonstrated at the proposed international conference. The primary goal of the Alaska project is to reduce the health a ...
Climate Change in the Age of Humans. J. Curt Stager, Natural
... marine uptake will cause atmospheric CO2 concentrations to level off and then to drop nearly as steeply as they rose until the oceans can absorb no more and mineral reactions gradually consume the leftovers. During the relatively brief turnaround phase of “climate whiplash,” selection pressures that ...
... marine uptake will cause atmospheric CO2 concentrations to level off and then to drop nearly as steeply as they rose until the oceans can absorb no more and mineral reactions gradually consume the leftovers. During the relatively brief turnaround phase of “climate whiplash,” selection pressures that ...
Edexcel AS Geography - SLC Geog A Level Blog
... Outline the sources of evidence for long-term climate change (10 marks) • To get full marks you need to outline (describe and explain) a number of sources of evidence for long-term climate change, e.g. Ice cores, pollen analysis and indicators of sea-level change • Structure the answer to have an in ...
... Outline the sources of evidence for long-term climate change (10 marks) • To get full marks you need to outline (describe and explain) a number of sources of evidence for long-term climate change, e.g. Ice cores, pollen analysis and indicators of sea-level change • Structure the answer to have an in ...
PPT
... Local melting can change both the thickness of ice sheets and the extent of sea ice Both sea ice and ice sheets are dynamic (they move in response to a PGF, friction, etc) Accumulating ice in cold areas due to enhanced precipitation and melting in warmer areas leads to stronger pressure gradients an ...
... Local melting can change both the thickness of ice sheets and the extent of sea ice Both sea ice and ice sheets are dynamic (they move in response to a PGF, friction, etc) Accumulating ice in cold areas due to enhanced precipitation and melting in warmer areas leads to stronger pressure gradients an ...
Slide 1
... The frozen record of the Earth's atmosphere is 3270 metres long and covers the last 650,000 years. It was obtained from the tiny air bubbles trapped in a deep ice core from Antarctica. The bubbles record how the planet’s atmosphere changed over six ice ages and the warmer periods in between. But dur ...
... The frozen record of the Earth's atmosphere is 3270 metres long and covers the last 650,000 years. It was obtained from the tiny air bubbles trapped in a deep ice core from Antarctica. The bubbles record how the planet’s atmosphere changed over six ice ages and the warmer periods in between. But dur ...
Arctic Monitoring and Assessment Programme (AMAP)
... acidification is uptake of carbon dioxide emitted to the atmosphere by human activities Key finding 3 The Arctic Ocean is especially vulnerable to ocean acidification Key finding 4 Acidification is not uniform across the Arctic Ocean ...
... acidification is uptake of carbon dioxide emitted to the atmosphere by human activities Key finding 3 The Arctic Ocean is especially vulnerable to ocean acidification Key finding 4 Acidification is not uniform across the Arctic Ocean ...
Antarctic sea ice: variability, trends, drivers and 21st century
... dipole‐like sea‐ice redistribution between the Ross and Amundsen–Bellingshausen– Weddell seas and to the Antarctic Peninsula warming (Li et al, 2014). ENSO – some influence on the reduced sea ice extent in the Bellingshausen Sea. But not sufficient to cause all of the negative trend (Liu et al, 20 ...
... dipole‐like sea‐ice redistribution between the Ross and Amundsen–Bellingshausen– Weddell seas and to the Antarctic Peninsula warming (Li et al, 2014). ENSO – some influence on the reduced sea ice extent in the Bellingshausen Sea. But not sufficient to cause all of the negative trend (Liu et al, 20 ...
Thresholds and Closing Windows
... and literature published in the three years since (see “Estimating INDC Impacts,” p. 3). It makes clear that minimizing high-risk, irreversible cryospheric changes demands much higher levels of ambition for greenhouse gas emissions reductions than are included in current INDCs. Figure S-2, produced ...
... and literature published in the three years since (see “Estimating INDC Impacts,” p. 3). It makes clear that minimizing high-risk, irreversible cryospheric changes demands much higher levels of ambition for greenhouse gas emissions reductions than are included in current INDCs. Figure S-2, produced ...
INTRODUCTION - war changes climate
... causes of this phenomenon has received a lot of different explanations from the scientists. While the vast majority is blaming CO2 as the primary cause for this rise in air temperatures, claiming that its increase is unprecedented in the last 1,200 years, a minority suggests that atmospheric carbon ...
... causes of this phenomenon has received a lot of different explanations from the scientists. While the vast majority is blaming CO2 as the primary cause for this rise in air temperatures, claiming that its increase is unprecedented in the last 1,200 years, a minority suggests that atmospheric carbon ...
Climate Change - American Wildlife Conservation Foundation
... of Earth’s oldest rock. In this time period, sea level was 300 feet lower. Around 9,000 to 5,000 years ago groups of Asian’s walked on land and settled in what is now Nikolski, Alaska. Weathered in there for Easter week in 1981, I was amazed that the huge Chaluka midden is remarkably intact and show ...
... of Earth’s oldest rock. In this time period, sea level was 300 feet lower. Around 9,000 to 5,000 years ago groups of Asian’s walked on land and settled in what is now Nikolski, Alaska. Weathered in there for Easter week in 1981, I was amazed that the huge Chaluka midden is remarkably intact and show ...
Presentation
... Distributions may suggest two modes? - no significant atmospheric mode identified Steffen M Olsen, Polar Oceanography, DMI, Copenhagen DK ...
... Distributions may suggest two modes? - no significant atmospheric mode identified Steffen M Olsen, Polar Oceanography, DMI, Copenhagen DK ...
MES_31 Jan Lecture
... Tree-ring reconstruction of precipitation in northern New Mexico (HG Grissino-Mayer) ...
... Tree-ring reconstruction of precipitation in northern New Mexico (HG Grissino-Mayer) ...
Sedimentary Record Yields Several Centuries of Data
... 1,000 years ago. There is considerable discussion in the scientific literature and the popular press about the cause of warming during the present century. Warming of about half a degree this century has been attributed to the human-induced “greenhouse effect.” Although this is not universally accept ...
... 1,000 years ago. There is considerable discussion in the scientific literature and the popular press about the cause of warming during the present century. Warming of about half a degree this century has been attributed to the human-induced “greenhouse effect.” Although this is not universally accept ...
Slide 1
... out for several plant species – Earlier spring snowmelt and runoff – Greater fraction of spring precipitation falling as rain instead of snow ...
... out for several plant species – Earlier spring snowmelt and runoff – Greater fraction of spring precipitation falling as rain instead of snow ...
Climate Change Impacts on Arctic Wildlife
... is also one-year ice. The one-year sea ice provides a habitat and hunting ground for many Arctic animals. In the spring and summer this temporary sea ice retreats, and the animals move onto the land or move further north onto the permanent sea ice. Land areas within the Arctic region include norther ...
... is also one-year ice. The one-year sea ice provides a habitat and hunting ground for many Arctic animals. In the spring and summer this temporary sea ice retreats, and the animals move onto the land or move further north onto the permanent sea ice. Land areas within the Arctic region include norther ...
Antarctic Penguins and Climate Change
... On the other hand, some Chinstrap colonies around the South Shetland and South Orkney islands have actually begun to decrease by 30-66% owing to a scarcity of food available, particularly for young penguins. This is most likely due to the reduction in krill abundance associated with the disappearanc ...
... On the other hand, some Chinstrap colonies around the South Shetland and South Orkney islands have actually begun to decrease by 30-66% owing to a scarcity of food available, particularly for young penguins. This is most likely due to the reduction in krill abundance associated with the disappearanc ...