نتایج جستجو برای: land surface temperature lst

تعداد نتایج: 1123848  

Journal: :Remote Sensing 2017
Mehdi Gholamnia Seyed Kazem Alavipanah Ali Darvishi Boloorani Saeid Hamzeh Majid Kiavarz

The air temperature is an essential variable in many applications related to Earth science. Sporadic spatial distribution of weather stations causes a low spatial resolution of measured air temperatures. This study focused on modeling the air diurnal temperature cycle (DTC) based on the land surface temperature (LST) DTC. The air DTC model parameters were estimated from LST DTC model parameters...

2016
João P. A. Martins Isabel F. Trigo Virgílio A. Bento Carlos da Camara

2 Instituto Dom Luiz, University of Lisbon, IDL, Campo Grande, Ed C1, 1749-016 Lisbon, Portugal; 8 E-Mails: [email protected] (V.B.); [email protected] (C.C.) 9 * Correspondence: [email protected]; Tel.: +351 21 844 7055, Ext: 1555 10 11 12 Abstract: Land Surface Temperature (LST) is routinely retrieved from remote sensing 13 instruments using semi-empirical relationships between top of atm...

2016
David Chaparro María Piles Adriano Camps

In this study, drought conditions involving risk of fires are detected applying SMOSderived soil moisture data and land surface temperature models. Moisture-temperature (SM-LST) patterns studied between 2010 and 2014 were linked to main fire regimes in the Iberian Peninsula. Most wildfires burned in warm and dry soils, but the analysis of pre-fire conditions differed among seasons. Absolute val...

2015
Chudong Huang Xinyue Ye Marc A. Rosen

The coupling relationship between urban vegetation and land surface temperature (LST) has been heatedly debated in a variety of environmental studies. This paper studies the urban vegetation information and LST by utilizing a series of remote sensing imagery covering the period from 1990 to 2007. Their coupling relationship is analyzed, in order to provide the basis for ecological planning and ...

2013
L J Wang H C Zuo P C Ren B Qiang

By using the Gulang Heterogeneous Underlying Surface Layer Experiment (GHUSLE) data, the accuracy of land surface temperature (LST) in Northwest China retrieved by the Moderate-Resolution Imaging Spectroradiometer(MODIS) and Visible and InfraRed Radiometer(VIRR) data is verified. Furthermore, a new LST algorithm for heterogeneous underlying surface is developed and the LST retrieved by the two ...

Journal: :Remote Sensing 2017
Yongmin Yang Jianxiu Qiu Hongbo Su Qingmei Bai Suhua Liu Lu Li Yilei Yu Yaoxian Huang

The partitioning of available energy between sensible heat and latent heat is important for precise water resources planning and management in the context of global climate change. Land surface temperature (LST) is a key variable in energy balance process and remotely sensed LST is widely used for estimating surface heat fluxes at regional scale. However, the inequality between LST and aerodyna...

Journal: :Remote Sensing 2017
Weijing Chen Huanfeng Shen Chunlin Huang Xin Li

Uncertainties in model parameters can easily result in systematic differences between model states and observations, which significantly affect the accuracy of soil moisture estimation in data assimilation systems. In this research, a soil moisture assimilation scheme is developed to jointly assimilate AMSR-E (Advanced Microwave Scanning Radiometer-Earth Observing System) brightness temperature...

2008
MA Wei CHEN Yun-hao ZHOU Ji

Vegetation coverage has a significant influence on the land surface temperature (LST) distribution. In the field of urban heat islands (UHIs) based on remote sensing, vegetation indexes are widely used to estimate the LST-vegetation relationship. However, little evaluation work has been done on the comparison of the relationship between different vegetation indexes and LST. A Landsat Thematic M...

Journal: :Remote Sensing 2017
Andreas Wicki Eberhard Parlow

Global climate change and increasing urbanization worldwide intensify the need for a better understanding of human heat stress dynamics in urban systems. During heat waves, which are expected to increase in number and intensity, the development of urban cool islands could be a lifesaver for many elderly and vulnerable people. The use of remote sensing data offers the unique possibility to study...

Journal: :Remote Sensing 2016
Rui Chang Rong Zhu Peng Guo

The wind industry in China has experienced a rapid expansion of capacity after 2009, especially in northwestern China, where the China’s first 10 GW-level wind power project is located. Based on the analysis from Moderate Resolution Imaging Spectroradiometer (MODIS) land surface temperature (LST) data for period of 2005–2012, the potential LST impacts from the large-scale wind farms in northwes...

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