Results 21 to 30 of about 558,870 (284)

Examining the impacts of urbanization on surface radiation using Landsat imagery

open access: yesGIScience & Remote Sensing, 2019
Metropolitan Beijing is facing many environmental problems such as haze and urban heat island due to the rapid urbanization. Surface shortwave, longwave, and net radiations are key components of the surface-atmosphere radiation budget.
Wenhui Kuang   +4 more
doaj   +1 more source

CALCULATION OF REDUCTION IN HEAT TRANSFER BETWEEN ENGINE AND VEHICLE BODY ROOM USING RADIATION SHIELDS WITH TEMPERATURE- DEPENDENT EMISSIVITY [PDF]

open access: yesمجله مدل سازی در مهندسی, 2011
In this study, has been investigated the rate of heat transfer between engine and vehicle body room in steady state using analytical methods and the concept of net radiation heat transfer and energybalance equation at the boundaries. Also, calculated the
فاطمه Jabbari   +1 more
doaj   +1 more source

RELATIONSHIP BETWEEN LANDCOVER PATTERN AND SURFACE NET RADIATION IN AN COASTAL CITY [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2016
Taking Xiamen city as the study area this research first retrieved surface net radiation using meteorological data and Landsat 5 TM images of the four seasons in the year 2009.
X. Zhao, L. Liu, L. Liu, X. Liu, Y. Zhao
doaj   +1 more source

Estimating the Great Lakes net radiation using satellite remote sensing and MERRA reanalysis

open access: yesInternational Journal of Digital Earth, 2017
The net all-wave radiation of the Great Lakes (GL) is a key to understanding the effects of climate change on the GL. There is a high possibility of underestimating the net all-wave radiation of the GL when using existing methodologies with inputs from ...
Sitthisak Moukomla, Peter D. Blanken
doaj   +1 more source

Sazonalidade de variáveis biofísicas em regiões semiáridas pelo emprego do sensoriamento remoto Biophysics variables seasonality on surface in semiarid regions by using remote sensing

open access: yesEngenharia Agrícola, 2009
Para investigar alterações no albedo, no Índice de Vegetação por Diferença Normalizada (NDVI), no saldo de radiação e no fluxo de calor no solo, em decorrência do regime pluviométrico no semiárido cearense, desenvolveu-se um estudo na bacia do Rio Trussu
Joseilson O. Rodrigues   +3 more
doaj   +1 more source

Diagnosis of environmental controls on daily actual evapotranspiration across a global flux tower network: the roles of water and energy

open access: yesEnvironmental Research Letters, 2020
Relative contributions from environmental factors to daily actual evapotranspiration (ET _a ) across a variety of climate zones is a widely open research question, especially regarding the roles played by soil water content ((SWC); water supply) and net ...
Qiong Han   +7 more
doaj   +1 more source

Estimating hourly reference evapotranspiration from limited weather data by sequentially adaptive RBF network [PDF]

open access: yesFacta Universitatis. Series: Architecture and Civil Engineering, 2011
This study investigates the utility of adaptive Radial Basis Function (RBF) networks for estimating hourly grass reference evapotranspiration (ET0) from limited weather data.
Trajković Slaviša
doaj   +1 more source

Charges on Strange Quark Nuggets in Space [PDF]

open access: yes, 2007
Since Witten's seminal 1984 paper on the subject, searches for evidence of strange quark nuggets (SQNs) have proven unsuccessful. In the absence of experimental evidence ruling out SQNs, the validity of theories introducing mechanisms that increase their
A. K. Bhatia   +18 more
core   +5 more sources

Radiation pattern and radiation balance study over Brassica campestris var. yellow sarson in Gangetic West Bengal

open access: yesJournal of Agrometeorology, 2014
Field experiments were conducted in the experimental farm of Bidhan Chandra Krishi Viswavidyalaya, Kalyani, Nadia, West Bengal (22o57 N, 88o20 E) during Rabi season of three years (2007-08 to 2009-10).
BARNALI SAIKIA, SAON BANERJEE
doaj   +1 more source

Effects of Seasonal Rainfall Characteristics on the Hydrothermal State of Permafrost Active Layer in the Central Qinghai-Xizang (Tibet) Plateau

open access: yesGaoyuan qixiang, 2023
Rainfall can cause significant changes in the hydrothermal state within the active layer of the permafrost regions, and the rainfall in the Qinghai-Xizang (Tibet) Plateau has obvious seasonal characteristics.In order to analyze the effects of seasonal ...
Zhixiong ZHOU   +4 more
doaj   +1 more source

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