Results 41 to 50 of about 25,560 (168)

Surface Urban Heat Island In Moscow During The COID-19 Pandemic Lockdown In 2020

open access: yesGeography, Environment, Sustainability, 2023
The influence of the COronaVIrus Disease 2019 (COVID-19) pandemic lockdown (the period of strict quarantine measures) in the spring of 2020 on the ‘Surface Urban Heat Island’ (SUHI) geographical phenomenon in Moscow has been studied. For this purpose, we
Mikhail A. Lokoshchenko   +1 more
doaj   +1 more source

Crop NDVI Monitoring Based on Sentinel 1 [PDF]

open access: yesRemote Sensing, 2019
Monitoring agricultural crops is necessary for decision-making in the field. However, it is known that in some regions and periods, cloud cover makes this activity difficult to carry out in a systematic way throughout the phenological cycle of crops. This circumstance opens up opportunities for techniques involving radar sensors, resulting in images ...
Roberto Filgueiras   +4 more
openaire   +2 more sources

Applying Remote Sensing Technologies in Urban Landscapes of the Mediterranean

open access: yesAgriEngineering, 2020
There has been increasing pressure on water resources in cities due to the proliferation of urban green areas. In the Mediterranean climate, only a small part of the plants’ water needs is supplied by rainfall during the winter months.
Celestina M. G. Pedras   +3 more
doaj   +1 more source

I DRONI PER L’AGRICOLTURA

open access: yesGEOmedia, 2014
New trends in precision farming show the deployment of different types of technology among which Infrared photography is becoming progressively relevant.
Salt Lemon
doaj  

assessment of land-cover change in South part of Lake Urmia using satellite imagery [PDF]

open access: yesتحقیقات کاربردی علوم جغرافیایی, 2023
Study of land use/cover changes is widely used in environmental planning. During the last decade, growing increase of aridity in Uromiyah Basin has become a major regional and even national problem.
Khadijeh Mikaeli Hajikandi   +2 more
doaj  

The Spatiotemporal Changes and Influencing Factors of Vegetation NDVI in the Hehuang Valley of Qinghai Province from 2000 to 2020

open access: yesShuitu Baochi Xuebao
[Objective] This study is aimed to understand the spatiotemporal changes in vegetation in the Qinghai Hehuang Valley and clarify the effects of climate change, land development and utilization and human activities on vegetation change.
LI Xiaoyu   +3 more
doaj   +1 more source

Impact of climate and demographic changes on the vegetation of the M’goun Geopark UNESCO of Morocco (1984-2021)

open access: yesInvestigaciones Geográficas
The primary goal of this study is to identify changes in the vegetation cover of the geopark M’goun region of Morocco, as a sample area to track the Moroccan vegetation status, and the crucial factors that influenced its evolution between 1984 and 2021 ...
Gharnit Youssef   +4 more
doaj   +1 more source

MONITORING AGRICULTURAL CROPS USING SENTINEL-2 SATELLITE IMAGERY

open access: yesРадіоелектронні і комп'ютерні системи, 2019
The subject of the study in the article is the growing need for the use of spatial information for efficient agricultural production, due to the growing tendency of Earth remote sensing data accessibility, which, due to the spatial and temporal ...
Максим В’ячеславович Марюшко   +2 more
doaj   +1 more source

Implementation Strategy of NDVI Algorithm with Nvidia Thrust [PDF]

open access: yes, 2014
The calculation of Normalized Difference Vegetation Index (NDVI) has been studied in literature by multiple authors inside the remote sensing field and image processing field, however its application in large image files as satellite images restricts its use or need preprocessed phases to compensate for the large amount of resources needed or the ...
Jesús Antonio Álvarez-Cedillo   +2 more
openaire   +1 more source

Studio comparativo tra lo stato dei luoghi prima e dopo l’incendio del Vesuvio tramite analisi satellitare

open access: yesGEOmedia, 2019
At the half of July 2017, a big wildfire destroys a large area of Vesuvio and Mount Somma in the Vesuvio National Park. In this work, we have used Landsat8 multispectral set of images to study the area before and after the fire. We have used tiles of 05-
Massimiliano Moraca, Antonio Pepe
doaj  

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