Results 21 to 30 of about 242,788 (269)

Monitoring 2015 drought in West Java using Normalized Difference Water Index (NDWI)

open access: yesIOP Conference Series: Earth and Environmental Science, 2018
Drought is a slow developing phenomenon that accumulates over period and affecting various sectors. It is one of natural hazards that occurs each year, particularly in Indonesia over Australian Monsoon period. During drought event, vegetation’s cover can
Luisa Febrina Amalo   +2 more
semanticscholar   +2 more sources

Correlation of normalized difference water index and baseflow index in small island watershed landscapes [PDF]

open access: yesIOP Conference Series: Earth and Environmental Science, 2021
Abstract The utilization of remote sensing data in the field of environmental hydrology is experiencing rapid progress. The Normalized Difference Water Index (NDWI) approach to transforming the water content of various land cover types and its implications for small island watersheds' hydrological characteristics is essential. NDWI is an
B Latuamury   +3 more
openaire   +1 more source

Lake Water Quality and Dynamics Assessment during 1990–2020 (A Case Study: Chao Lake, China)

open access: yesAtmosphere, 2023
Settlements along the coastlines of oceans and lakes, which are among the world’s most densely populated areas, are in immediate danger due to stressors brought on by climate change and dangers posed by human activities. This study investigates the water
Chuan Li   +3 more
doaj   +1 more source

Identifying Urban Heat Effect through Satellite Image Analysis: Focusing on Narayanganj Upazila, Bangladesh

open access: yesJournal of Applied Science & Process Engineering, 2022
The rapid growth of population and land use cover change are closely connected. Narayanganj Sadar Upazila is the first Growing City in Bangladesh. Land use and land cover change are very first.
Md. Razzakul Islam, Md. Nazmul Haque
doaj   +1 more source

Competing Vegetation Structure Indices for Estimating Spatial Constrains in Carabid Abundance Patterns in Chinese Grasslands Reveal Complex Scale and Habitat Patterns

open access: yesInsects, 2020
Carabid communities are influenced by landscape features. Chinese steppes are subject to increasing desertification processes that are changing land-cover characteristics with negative impacts on insect communities. Despite those warnings, how land-cover
Noelline Tsafack   +5 more
doaj   +1 more source

Assessing habitat suitability for wintering geese by using Normalized Difference Water Index (NDWI) in a large floodplain wetland, China

open access: yes, 2021
Hydrological condition is one of the most important factors affecting the abundance and distribution of waterbirds in large freshwater floodplains, as it influences their habitat and food availability.
Jiakun Teng   +6 more
semanticscholar   +1 more source

Detection of water deficit conditions in different soils by comparative analysis of standard precipitation index and normalized difference vegetation index

open access: yesHeliyon, 2023
The detection of water deficit conditions in different soils of Prakasam district, Andhra Pradesh, India was assessed in consecutive two seasons of 2017-18 to 2019-20 cropping seasons using combined indicators developed from Standard Precipitation Index (SPI) and Normalized Difference Vegetation Index (NDVI).
Sunil Kumar Medida   +11 more
openaire   +3 more sources

Analyzing the correlation of forest and wetland with land surface temperature by using geospatial technology: a case of Yayo district, Southwestern Ethiopia

open access: yesGeocarto International, 2023
Forests and wetlands played a crucial role in minimizing the increasing trends of land surface temperature (LST). This study aimed to analyze the contribution of forests and wetlands on LST in Yayo district using multi-spectral and multi-temporal ...
Mitiku Badasa Moisa   +7 more
doaj   +1 more source

Parcel-Level Flood and Drought Detection for Insurance Using Sentinel-2A, Sentinel-1 SAR GRD and Mobile Images

open access: yesRemote Sensing, 2022
Floods and droughts cause catastrophic damage in paddy fields, and farmers need to be compensated for their loss. Mobile applications have allowed farmers to claim losses by providing mobile photos and polygons of their land plots drawn on satellite base
Aakash Thapa   +2 more
doaj   +1 more source

Determination of phenological dates in boreal regions using normalized difference water index [PDF]

open access: yesRemote Sensing of Environment, 2005
Monitoring and understanding plant phenology are important in the context of studies of terrestrial productivity and global change. Vegetation phenology, such as dates of onsets of greening up and leaf senescence, has been determined by remote sensing using mainly the normalized difference vegetation index (NDVI).
Delbart, Nicolas   +4 more
openaire   +2 more sources

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