INTERNATIONAL COUNCIL FOR SCIENCE
... Prof. Valdes commented that the main requirement the PAGES community could help meet was data input. However, a challenge remains on how to carry out the model-data synthesis. Prof. Briffa commented that PAGES should learn some lessons from its first phase. For years it had called for collaboration ...
... Prof. Valdes commented that the main requirement the PAGES community could help meet was data input. However, a challenge remains on how to carry out the model-data synthesis. Prof. Briffa commented that PAGES should learn some lessons from its first phase. For years it had called for collaboration ...
Statement of witness James E. Hansen
... size and CO2 amount are large (of order 100 meters of sea level and 100 ppm of CO2) and practically coincident (Fig. 2A). The direct forcing due to orbit changes is negligible, the annual mean perturbation of the Earth’s energy balance never exceeding 0.2 W/m2 averaged over the planet. But the ice-a ...
... size and CO2 amount are large (of order 100 meters of sea level and 100 ppm of CO2) and practically coincident (Fig. 2A). The direct forcing due to orbit changes is negligible, the annual mean perturbation of the Earth’s energy balance never exceeding 0.2 W/m2 averaged over the planet. But the ice-a ...
Ice Information Services:
... Over the next 20 years, the volume of Arctic sea ice is predicted to decrease a further 40%, and the lateral extent of sea ice to be reduced by at least 20% in summer. Climate models indicate the summertime disappearance of the Arctic ice by 2050 is possible. ...
... Over the next 20 years, the volume of Arctic sea ice is predicted to decrease a further 40%, and the lateral extent of sea ice to be reduced by at least 20% in summer. Climate models indicate the summertime disappearance of the Arctic ice by 2050 is possible. ...
Nunavut - Inuit Tapiriit Kanatami
... physical changes to the landscape. Some of these changes are affecting their livelihood and culture, and affecting the subsistence and trapping economies that dominate Northern communities. In the past 30 years and in the past decade in particular, Inuit have been confronted with very difficult chal ...
... physical changes to the landscape. Some of these changes are affecting their livelihood and culture, and affecting the subsistence and trapping economies that dominate Northern communities. In the past 30 years and in the past decade in particular, Inuit have been confronted with very difficult chal ...
Overlooked Issues in the Climate Change Debate Professor Roger A. Pielke Sr.
... ¾$15/year subscription pays printing and mailing costs ...
... ¾$15/year subscription pays printing and mailing costs ...
pices xiv - North Pacific Marine Science Organization
... R/V Xuelong. Distributions of pCO2 show obvious differences with geography, with lower values on the continental shelf, increasing values with slope and higher values for the abyssal plain such as the Canada Basin. Major driving forces were analyzed and attributed to biological or physical processes ...
... R/V Xuelong. Distributions of pCO2 show obvious differences with geography, with lower values on the continental shelf, increasing values with slope and higher values for the abyssal plain such as the Canada Basin. Major driving forces were analyzed and attributed to biological or physical processes ...
New perspectives on Beringian Quaternary paleogeography
... #ux (e.g., Adkins et al., 1997). Since the ocean conveyor system clearly has a dramatic e!ect on heat transport to the high latitudes (cf. the Younger Dryas event), it seems likely that rapid reorganization of deepwater production at the 5e/5d transition over a period of less than 400 yr (Adkins et ...
... #ux (e.g., Adkins et al., 1997). Since the ocean conveyor system clearly has a dramatic e!ect on heat transport to the high latitudes (cf. the Younger Dryas event), it seems likely that rapid reorganization of deepwater production at the 5e/5d transition over a period of less than 400 yr (Adkins et ...
The Karakoram Anomaly? Glacier Expansion and the `Elevation Effect,`
... the Greater Karakoram–Hindu Raj Ranges, and is dominated by large glaciers (von Wissmann 1959). The expansions apply only to the highest watersheds of the central Karakoram. Most glaciers of interest originate above 7000 m and have elevation ranges of over 4500 m. Some descend as low as 2300 m, much ...
... the Greater Karakoram–Hindu Raj Ranges, and is dominated by large glaciers (von Wissmann 1959). The expansions apply only to the highest watersheds of the central Karakoram. Most glaciers of interest originate above 7000 m and have elevation ranges of over 4500 m. Some descend as low as 2300 m, much ...
Methane from food production might be the next wildcard in climate
... past 20 years, likely driven to large extent by food production, according to the Global Methane Budget released today. Methane is currently contributing less to global warming than carbon dioxide (CO₂), but it is a very powerful greenhouse gas. Since 2014, methane concentrations in the atmosphere h ...
... past 20 years, likely driven to large extent by food production, according to the Global Methane Budget released today. Methane is currently contributing less to global warming than carbon dioxide (CO₂), but it is a very powerful greenhouse gas. Since 2014, methane concentrations in the atmosphere h ...
Limits of pastoral adaptation to permafrost regions caused by
... areas. However, there are few alaas on the drier, lower elevation riverbank on the west (left) side of the Lena (Saito, 1985:73). The local people perceive the alaas and terraced riverbanks as different cultural landscapes. The terraced grassland is associated with the ethnic origin of Sakha people. ...
... areas. However, there are few alaas on the drier, lower elevation riverbank on the west (left) side of the Lena (Saito, 1985:73). The local people perceive the alaas and terraced riverbanks as different cultural landscapes. The terraced grassland is associated with the ethnic origin of Sakha people. ...
Warming Good - RS - DDI
... are "critical to maintaining biodiversity and supporting fishery catches." Hence, the study’s authors write they are keen to examine what the future might hold in this regard, noting, "effects of climate-driven production change on marine ecosystems and fisheries can be explored using food web model ...
... are "critical to maintaining biodiversity and supporting fishery catches." Hence, the study’s authors write they are keen to examine what the future might hold in this regard, noting, "effects of climate-driven production change on marine ecosystems and fisheries can be explored using food web model ...
4 The Importance of Methane
... chemistry of both CH4 molecules and CO2 molecules in the atmosphere is complicated and is still subject to some uncertainty, but it is now understood by the IPCC scientists that, over a 20 year time frame, the impact of CH4 is four times more significant than the 1998 basis, which is still used for ...
... chemistry of both CH4 molecules and CO2 molecules in the atmosphere is complicated and is still subject to some uncertainty, but it is now understood by the IPCC scientists that, over a 20 year time frame, the impact of CH4 is four times more significant than the 1998 basis, which is still used for ...
Sustainable Development, Natural Resource Extraction, and the Arctic
... eradication and sustainable development, and providing a framework for action and follow-up.21 While the Millennium Development Goals (MDG) from 2006 expired in 2015, the U.N. General Assembly adopted the Resolution Transforming Our World: the 2030 Agenda for Sustainable Development (the “2030 Agend ...
... eradication and sustainable development, and providing a framework for action and follow-up.21 While the Millennium Development Goals (MDG) from 2006 expired in 2015, the U.N. General Assembly adopted the Resolution Transforming Our World: the 2030 Agenda for Sustainable Development (the “2030 Agend ...
Climate Change Impacts on Marine Ecosystems
... Humans influence climate primarily through fossil-fuel, industrial, agricultural, and other landuse emissions that alter atmospheric composition. Long-lived, heat-trapping greenhouse gases (CO2 , CH4 , N2 O, tropospheric ozone, and chlorofluorocarbons) warm the planet’s surface globally, whereas short ...
... Humans influence climate primarily through fossil-fuel, industrial, agricultural, and other landuse emissions that alter atmospheric composition. Long-lived, heat-trapping greenhouse gases (CO2 , CH4 , N2 O, tropospheric ozone, and chlorofluorocarbons) warm the planet’s surface globally, whereas short ...
References
... Goosse H, Fichefet T (1999) Importance of ice-ocean interactions for the global ocean circulation: A model study. J Geophys Res-Oceans 104 (C10):23337-23355 Goosse H, Fichefet T (2001) Open-ocean convection and polynya formation in a large-scale ice-ocean model. Tellus Ser A-Dyn Meteorol Oceanol 53 ...
... Goosse H, Fichefet T (1999) Importance of ice-ocean interactions for the global ocean circulation: A model study. J Geophys Res-Oceans 104 (C10):23337-23355 Goosse H, Fichefet T (2001) Open-ocean convection and polynya formation in a large-scale ice-ocean model. Tellus Ser A-Dyn Meteorol Oceanol 53 ...
Antarctic climate change and the environment
... comprises almost 15% of the global continental shelf area in total around 4.6 3 106 km2. Biomass and diversity in these marine ecosystems may be second only to those of tropical coral reefs. Floating ice shelves cover about one third of the shelf, while the rest is covered by sea ice for around half ...
... comprises almost 15% of the global continental shelf area in total around 4.6 3 106 km2. Biomass and diversity in these marine ecosystems may be second only to those of tropical coral reefs. Floating ice shelves cover about one third of the shelf, while the rest is covered by sea ice for around half ...
Climate change and extreme weather events
... Over the past 130 years, the mean temperature of the Earth’s surface has risen between 0.3 and 0.6C, as reported by IPCC, 1995 (see figure 1). More recent analysis, including the temperature record up to 1999, indicates that the global average temperature has now risen by about 0.6C over the whole ...
... Over the past 130 years, the mean temperature of the Earth’s surface has risen between 0.3 and 0.6C, as reported by IPCC, 1995 (see figure 1). More recent analysis, including the temperature record up to 1999, indicates that the global average temperature has now risen by about 0.6C over the whole ...
Climate change and the long-term viability of the World`s busiest
... river ice regimes. These include delayed freeze-up, advanced break-up, thinner ice and increased water temperature (Dibike et al. 2011). Borshch et al. (2001) projected that a uniform warming of 2 °C over European Russia and western Siberia would advance river ice break up by 4– 10 days and delay fr ...
... river ice regimes. These include delayed freeze-up, advanced break-up, thinner ice and increased water temperature (Dibike et al. 2011). Borshch et al. (2001) projected that a uniform warming of 2 °C over European Russia and western Siberia would advance river ice break up by 4– 10 days and delay fr ...
arctic climate feedbacks: global implications
... N SUM, important aspects of the global climate system, which directly affect many people, are already seeing the effects of arctic climate change. This assessment of the most recent science shows that numerous arctic climate feedbacks will make climate change more severe than indicated by other rece ...
... N SUM, important aspects of the global climate system, which directly affect many people, are already seeing the effects of arctic climate change. This assessment of the most recent science shows that numerous arctic climate feedbacks will make climate change more severe than indicated by other rece ...
arctic climate feedbacks: global implications
... N SUM, important aspects of the global climate system, which directly affect many people, are already seeing the effects of arctic climate change. This assessment of the most recent science shows that numerous arctic climate feedbacks will make climate change more severe than indicated by other rece ...
... N SUM, important aspects of the global climate system, which directly affect many people, are already seeing the effects of arctic climate change. This assessment of the most recent science shows that numerous arctic climate feedbacks will make climate change more severe than indicated by other rece ...
Global Climatic Variation and Energy Use
... for every 1 degree Celsius increase in temperature. The sea level currently rises by about 3 mm or 0.1 in per year on average. High clouds are effective at absorbing infrared radiation then reradiating it, further heating the Earth. On the other hand, low lying stratocumulus clouds reflect some radi ...
... for every 1 degree Celsius increase in temperature. The sea level currently rises by about 3 mm or 0.1 in per year on average. High clouds are effective at absorbing infrared radiation then reradiating it, further heating the Earth. On the other hand, low lying stratocumulus clouds reflect some radi ...