Search Results - "Pepin, Nicholas"

The ability of moderate resolution imaging spectroradiometer land surface temperatures to simulate cold air drainage and microclimates in complex Arctic terrain by Pepin, Nicholas C., Pike, Gary, Read, Spencer, Williams, Ryan

“…The Arctic has experienced the most rapid warming in the world in recent decades. Complex topography combines with low solar elevation to create distinct…”
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Automated algorithm for mapping regions of cold-air pooling in complex terrain by Lundquist, Jessica D., Pepin, Nicholas, Rochford, Caitlin

“…In complex terrain, air in contact with the ground becomes cooled from radiative energy loss on a calm clear night and, being denser than the free atmosphere…”
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Mountain Observatories: Status and Prospects for Enhancing and Connecting a Global Community by Shahgedanova, Maria, Adler, Carolina, Gebrekirstos, Aster, Grau, H. Ricardo, Huggel, Christian, Marchant, Robert, Pepin, Nicholas, Vanacker, Veerle, Viviroli, Daniel, Vuille, Mathias

“…Mountainous regions are globally important, in part because they support large populations and are biodiverse. They are also characterized by enhanced…”
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Coverage of In Situ Climatological Observations in the World's Mountains by Thornton, James M., Pepin, Nicholas, Shahgedanova, Maria, Adler, Carolina

“…Many mountainous environments and ecosystems around the world are responding rapidly to ongoing climate change. Long-term climatological time-series from such…”
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Monitoring Mountains in a Changing World: New Horizons for the Global Network for Observations and Information on Mountain Environments (GEO-GNOME) by Adler, Carolina, Palazzi, Elisa, Kulonen, Aino, Balsiger, Jörg, Colangeli, Guido, Cripe, Douglas, Forsythe, Nathan, Goss-Durant, Grace, Guigoz, Yaniss, Krauer, Jürg, Payne, Davnah, Pepin, Nicholas, Peralvo, Manuel, Romero, José, Sayre, Roger, Shahgedanova, Maria, Weingartner, Rolf, Zebisch, Marc

“…Mountains are globally distributed environments that provide significant societal benefits, a function that is increasingly compromised by climatic change,…”
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Long-term vegetation trends and driving factors of NDVI change on the slopes of Mount Kilimanjaro by Khalefa, Ehsan, Pepin, Nicholas, Teeuw, Richard

“…This study is the first to examine vegetation change on Kilimanjaro from 2000 to 2022, using the Normalised Difference Vegetation Index (NDVI) at a spatial…”
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Deriving a Frozen Area Fraction From Metop ASCAT Backscatter Based on Sentinel-1 by Bergstedt, Helena, Bartsch, Annett, Neureiter, Anton, Hofler, Angelika, Widhalm, Barbara, Pepin, Nicholas, Hjort, Jan

“…Surface state data derived from spaceborne microwave sensors with suitable temporal sampling are to date only available in low spatial resolution (25-50 km)…”
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Quantification of the cold‐air pool in Kevo Valley, Finnish Lapland by Nicholas C., Pepin, Martin K., Schaefer, Liam D., Riddy

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Temperature trends at high elevations: Patterns across the globe by Pepin, N. C., Lundquist, J. D.

“…Most climate models suggest amplification of global warming in high mountains, but observations are less clear. Using comprehensive, homogeneity‐adjusted…”
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A comparison of simultaneous temperature and humidity observations from the SW and NE slopes of Kilimanjaro: The role of slope aspect and differential land-cover in controlling mountain climate by Pepin, Nicholas C., Pike, Gary, Schaefer, Martin, Boston, Clare M., Lovell, Harold

“…The recession of the current ice fields near the summit of Kilimanjaro has been shown to be controlled largely by climate. Despite detailed research into…”
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A global comparison of surface and free-air temperatures at high elevations by Pepin, N. C., Seidel, Dian J.

“…Surface and free‐air temperature observations from the period 1948–2002 are compared for 1084 surface locations at high elevations (>500 m) on all continents…”
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Seismic table investigation of the effect of inclusions on the cyclic behaviour of tailings by PEPIN, Nicolas, AUBERTIN, Michel, JAMES, Michael

“…When subjected to cyclic loadings, such as those induced by earthquakes, hard rock mine tailings may undergo liquefaction. Such a response can be damaging to…”
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Spatial temperature variation in the Eastern Pyrenees by Pepin, Nicholas, Kidd, David

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The montane circulation on Kilimanjaro, Tanzania and its relevance for the summit ice fields: Comparison of surface mountain climate with equivalent reanalysis parameters by Pepin, N.C., Duane, W.J., Hardy, D.R.

“…We compare surface climate (temperature and moisture) measured on an hourly basis at ten elevations on Kilimanjaro with equivalent observations in the free…”
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The Use of GCM Scenario Output to Model Effects of Future Climatic Change on the Thermal Climate of Marginal Maritime Uplands by Pepin, Nicholas C.

“…This paper maps the likely changes in growing season strength in Northern England which would be associated with a variety of temperature change scenarios…”
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An examination of the differences between surface and free-air temperature trend at high-elevation sites: Relationships with cloud cover, snow cover, and wind by Pepin, N. C., Norris, J. R.

“…Contrasts in high‐elevation surface and free‐tropospheric temperatures between 1971 and 1996 are examined by comparing surface temperatures from a subset of 72…”
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A comparison of surface and free‐air temperature variability and trends at radiosonde sites and nearby high elevation surface stations by Pepin, N. C., Duane, W.

“…Previous research has illustrated differences in temperature trends as measured by high elevation surface stations versus free‐air temperatures interpolated to…”
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A Comparison of SNOTEL and GHCN/CRU Surface Temperatures with Free-Air Temperatures at High Elevations in the Western United States: Data Compatibility and Trends by Pepin, N. C., Losleben, M., Hartman, M., Chowanski, K.

“…This paper compares high-elevation surface temperatures based on the Global Historical Climate Network/Climatic Research Unit (GHCN/CRU) and snow telemetry…”
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Creation of a homogenous climate record for Widdybank Fell in the Upper Teesdale National Nature Reserve, northern England: 1968-2006 by Pepin, N. C., Adamson, J. K., Benham, D.

“…A homogenous climate record (1968-2006) is created for Widdybank Fell (515 m) in the Upper Teesdale National Nature Reserve in northern England, one of the…”
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Time for a change? by Pepin, Nicholas C.

“…Summary This paper analyses the geographical variation in changes in lighting conditions at opposite ends of the working day which would arise from the…”
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