Results 81 to 90 of about 548,551 (312)

Improved Snow Mapping Accuracy with Revised MODIS Snow Algorithm [PDF]

open access: yes, 2012
The MODIS snow cover products have been used in over 225 published studies. From those reports, and our ongoing analysis, we have learned about the accuracy and errors in the snow products.
Hall, Dorothy K., Riggs, George
core   +1 more source

Integrating Remote Sensing and Machine Learning for Enhanced Surface Urban Heat Island Analysis and Its Impact on Building Energy Demand

open access: yesEnergy Science &Engineering, EarlyView.
Satellite (MODIS) mapping links Urban Heat Island (UHI) intensity to city‐scale energy demand—higher daytime cooling demand and altered nighttime heating demand—supporting targeted mitigation and planning. ABSTRACT This study examines the surface urban heat island (SUHI) effect on building energy consumption in Tehran from 1998 to 2024, utilizing MODIS
Rasool Maroofiazar, Ali Maboudi Reveshti
wiley   +1 more source

Deriving Snow Cover Metrics for Alaska from MODIS

open access: yesRemote Sensing, 2015
Moderate Resolution Imaging Spectroradiometer (MODIS) daily snow cover products provide an opportunity for determining snow onset and melt dates across broad geographic regions; however, cloud cover and polar darkness are limiting factors at higher ...
Chuck Lindsay   +4 more
doaj   +1 more source

Snow cover in the Siberian forest-steppe [PDF]

open access: yes
A study is made of the snow cover on an experimental agricultural station in Mariinsk in the winter of 1945 to 1946. Conditions of snow cover formation, and types and indicators of snow cover are discussed.
Zykov, I. V.
core   +1 more source

Snow metamorphism: a fractal approach

open access: yes, 2010
Snow is a porous disordered medium consisting of air and three water phases: ice, vapour and liquid. The ice phase consists of an assemblage of grains, ice matrix, initially arranged over a random load bearing skeleton.
A. D. Frolov   +7 more
core   +1 more source

Spatially distributed water-balance and meteorological data from the Wolverton catchment, Sequoia National Park, California [PDF]

open access: yes, 2018
Accurate water-balance measurements in the seasonal, snow-dominated Sierra Nevada are important for forest and downstream water management. However, few sites in the southern Sierra offer detailed records of the spatial and temporal patterns of snowpack ...
E. M. Stacy   +6 more
core   +4 more sources

Seasonal drivers of plant–soil–microbial community structure and functions in Western Himalayan grasslands, Pakistan

open access: yesGrassland Research, EarlyView.
Plant species richness was greater in summer in both alpine and subalpine grassland ecosystems. Soil moisture demonstrates significant positive correlations with soil organic carbon and total nitrogen across seasonal periods. Microbial α‐diversity peaks during summer but maintains functional stability across seasons.
Huma Ali   +4 more
wiley   +1 more source

MODIS snow-cover products

open access: yesRemote Sensing of Environment, 2002
On December 18, 1999, the Terra satellite was launched with a complement of five instruments including the Moderate Resolution Imaging Spectroradiometer (MODIS). Many geophysical products are derived from MODIS data including global snow-cover products. MODIS snow and ice products have been available through the National Snow and Ice Data Center (NSIDC)
Hall, Dorothy K.   +4 more
openaire   +2 more sources

Late summer plateau pika spatial habitat use revealed by high‐resolution wildlife tracking and unmanned aerial vehicle data on the Qinghai‐Tibet Plateau

open access: yesGrassland Research, EarlyView.
Tiny “ecosystem engineers,” plateau pikas range across 1600 m², about two basketball courts, mixing soil and nutrients that sustain Tibet's fragile grasslands. Custom‐made trackers and drone imagery show dawn‐to‐dusk surface foraging and nested‐scale patch choices, offering fresh guidance for wildlife‐friendly grazing management.
Dan Li, Johannes M. H. Knops, Li Li
wiley   +1 more source

Use of satellite data in runoff forecasting in the heavily forested, cloud-covered Pacific Northwest [PDF]

open access: yes
The author has identified the following significant results. Satellite-derived snow cover data improves forecasts of stream flow but not at a statistically significant amount and should not be used exclusively because of persistent cloud cover.
Dillard, J. P., Orwig, C. F.
core   +1 more source

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