نتایج جستجو برای: slope change
تعداد نتایج: 638710 فیلتر نتایج به سال:
Objective to investigate the associations between initial level and rate of change in grip strength (GS) and all-cause mortality in very old adults (≥85 years) over a 9.6-year follow-up. Methods prospective mortality data from 845 participants in the Newcastle 85+ Study were analysed for survival in relation to GS (kg, baseline and 5-year mean change) using Cox proportional hazards models. ...
Anthropogenic activities and associated global climate change are threatening the biodiversity in the Himalayas against a backdrop of poor knowledge of the region's threatened species. The red panda (Ailurus fulgens) is a threatened mammal confined to the eastern Himalayas, and because of Bhutan's central location in the distributional range of red pandas, its forests are integral to the long-t...
Title: ASSESSING THE INFLUENCE OF ABIOTIC FACTORS AND LEAF-LEVEL PROPERTIES ON THE STABILITY OF GROWING-SEASON CANOPY GREENNESS IN A DECIDUOUS FOREST Vanessa Marie L. Cunningham, Masters of Science, 2016 Thesis directed by: Professor David Nelson UMCES Appalachian Laboratory Professor Andrew Elmore UMCES Appalachian Laboratory Maps depicting spatial pattern in the stability of summer greenness ...
Across North America, tree swallows have advanced their mean date of clutch initiation (lay date) by approximately 9 days over the past 30 years, apparently in response to climate change. In a sample of 2,881 nest records collected by the lay public from 1959 to 1991, we examined whether clutch size has also responded to climate change. We found that clutch size is strongly related to lay date,...
[1] Thawing and freezing processes are key components in permafrost dynamics, and these processes play an important role in regulating the hydrological and carbon cycles in the northern high latitudes. In the present study, we apply a well-developed soil thermal model that fully couples heat and water transport, to simulate the thawing and freezing processes at daily time steps across multiple ...
Hydrographic data from the Antarctic Drifter Experiment: Links to Isobaths and Ecosystems (ADELIE) project are analyzed to determine the frontal structure and transport along a section across the continental shelf and slope in the northwestern Weddell Sea. The flow is dominated by three barotropic northward flowing currents: the Antarctic Coastal Current, the Antarctic Slope Front and theWeddel...
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