نتایج جستجو برای: land surface temperature lst

تعداد نتایج: 1123848  

2012
Ji-Hyun Kim Myoung-Seok Suh

Land surface temperature (LST) is a one of the key variables of land surface which can be estimated from geostationary meteorological satellite. In this study, we have developed the three sets of LST retrieval algorithm from MTSAT-2 data through the radiative transfer simulations under various atmospheric profiles (TIGR data), satellite zenith angle, spectral emissivity, and surface lapse rate ...

2011
Konstantin Y. Vinnikov Yunyue Yu Mitchell D. Goldberg Ming Chen Dan Tarpley

[1] Scales of temporal and spatial variability of clear‐sky land surface temperature (LST) in middle latitudes are empirically evaluated using data from satellite and land surface observations. We consider separately the time‐dependent expected value, its spatial variations, weather‐related temporal and spatial anomalies, and errors of LST observation. Seasonal and diurnal cycles in the time‐de...

Journal: :Remote Sensing 2016
Phan Thanh Noi Martin Kappas Jan Degener

This study aims to evaluate quantitatively the land surface temperature (LST) derived from MODIS (Moderate Resolution Imaging Spectroradiometer) MOD11A1 and MYD11A1 Collection 5 products for daily land air surface temperature (Ta) estimation over a mountainous region in northern Vietnam. The main objective is to estimate maximum and minimum Ta (Ta-max and Ta-min) using both TERRA and AQUA MODIS...

Remote sensing data play an important role in environmental planning and monitoring. The current study aimed to investigate the land surface temperature (LST) and the effect of environmental factors on the LST, to identify the temporal-spatial patterns and determine the hot spots in the period of 2013 to 2019, using Landsat 8 images. The effect of spectral indices: Normalized Difference Build-u...

Journal: :Axioms 2023

During the few last years, climate change, including global warming, which is attributed to human activities, and its long-term adverse effects on planet’s functions have been identified as most challenging discussion topics provoked significant concern effort find possible solutions. Since warmth arising from Earth’s landscapes affects world’s weather patterns, we decided study changes in Land...

2011
XIAOLU ZHOU YI-CHEN WANG

In this study, we employed Geographical Information Systems and remote sensing techniques to investigate the impact of land-use/cover change on land surface temperature (LST) in a rapidly urbanisation city, Kunming in southwest China. Spatial patterns of LST and land use for 1992 and 2006 were derived from Landsat images to examine how LST responded to urban growth. Remote sensing indices were ...

2012
Weizhong Zheng Helin Wei Zhuo Wang Xubin Zeng Jesse Meng Michael Ek Ken Mitchell John Derber

[1] Comparison of the land surface skin temperature (LST) from the National Centers for Environmental Prediction (NCEP) operational Global Forecast System (GFS) against satellite and in situ data in summer 2007 indicates that the GFS has a large and cold bias in LST over the arid western continental United States (CONUS) during daytime. This LST bias contributes to large errors in simulated sat...

Journal: :پژوهش های جغرافیای طبیعی 0
مسعود مرادی دانشجوی دورة دکتری تخصصی آب وهواشناسی، دانشگاه محقق اردبیلی برومند صلاحی دکتری تخصصی اقلیم شناسی، دانشیار گروه جغرافیای طبیعی دانشگاه محقق اردبیلی سیدابوالفضل مسعودیان دکتری تخصصی اقلیم شناسی، استاد گروه جغرافیای طبیعی دانشگاه اصفهان

introduction: the modis facility for the earth observing system is a key element that supports ambitious goals related to studying the earth as a system. one of the modis products is high quality land surface temperature data that product in terra and aqua platforms. knowledge of the lst provides information on the temporal and spatial variations of the surface equilibrium state and is of funda...

Journal: :Environmental Modelling and Software 2009
Jingfen Sheng John P. Wilson Sujin Lee

The solar radiation model SRAD was applied to a Mediterranean mountainous environment in southern California for estimating land surface temperature (LST). The simulated SRAD LST results were compared with highand meso-resolution satellite-based LST data at daily, monthly and annual temporal scales to identify potential ways of improving the LST accuracy in either the SRAD or satellite-based ap...

2015
Sadroddin Alavipanah Martin Wegmann Salman Qureshi Qihao Weng Thomas Koellner Marc A. Rosen

The Urban Heat Island (UHI) is the phenomenon of altered increased temperatures in urban areas compared to their rural surroundings. UHIs grow and intensify under extreme hot periods, such as during heat waves, which can affect human health and also increase the demand for energy for cooling. This study applies remote sensing and land use/land cover (LULC) data to assess the cooling effect of v...

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