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2,086 Results Found

  • Article
  • Open Access
1 Citations
1,510 Views
19 Pages

Quantifying Qiyi Glacier Surface Dirtiness Using UAV and Sentinel-2 Imagery

  • Jiangtao Chen,
  • Ninglian Wang,
  • Yuwei Wu,
  • Anan Chen,
  • Chenlie Shi,
  • Mingjie Zhao and
  • Longjiang Xie

9 September 2024

The glacier surface is composed not only of ice or snow but also of a heterogeneous mixture of various materials. The presence of light-absorbing impurities darkens the glacier surface, reducing local reflectance and thereby accelerating the glacier...

  • Article
  • Open Access
1 Citations
1,837 Views
23 Pages

A Comparative Assessment of Sentinel-2 and UAV-Based Imagery for Soil Organic Carbon Estimations Using Machine Learning Models

  • Imad El-Jamaoui,
  • Maria José Martínez Sánchez,
  • Carmen Pérez Sirvent and
  • Salvadora Martínez López

25 August 2025

As the largest carbon reservoir in terrestrial ecosystems, soil organic carbon (SOC) plays a critical role in the global carbon cycle and climate change mitigation. A promising approach to swiftly procuring geographically dispersed SOC data is the am...

  • Article
  • Open Access
40 Citations
8,250 Views
18 Pages

Comparison of Sentinel-2 and High-Resolution Imagery for Mapping Land Abandonment in Fragmented Areas

  • Sergio Morell-Monzó,
  • Javier Estornell and
  • María-Teresa Sebastiá-Frasquet

26 June 2020

Agricultural land abandonment is an important environmental issue in Europe. The proper management of agricultural areas has important implications for ecosystem services (food production, biodiversity, climate regulation and the landscape). In the c...

  • Article
  • Open Access
44 Citations
5,357 Views
15 Pages

Effectiveness of Sentinel-2 in Multi-Temporal Post-Fire Monitoring When Compared with UAV Imagery

  • Luís Pádua,
  • Nathalie Guimarães,
  • Telmo Adão,
  • António Sousa,
  • Emanuel Peres and
  • Joaquim J. Sousa

Unmanned aerial vehicles (UAVs) have become popular in recent years and are now used in a wide variety of applications. This is the logical result of certain technological developments that occurred over the last two decades, allowing UAVs to be equi...

  • Article
  • Open Access
1 Citations
3,757 Views
22 Pages

2 April 2024

This study aimed to examine the efficiency of the vegetation index (VI) thresholding approach for mapping deadwood caused by spruce bark beetle outbreak. For this, the study used upscaling from individual dead spruce detection by unmanned aerial (UAS...

  • Article
  • Open Access
4 Citations
2,733 Views
23 Pages

6 May 2024

Invasive noxious weed species (INWS) are typical poisonous plants and forbs that are considered an increasing threat to the native alpine grassland ecosystems in the Qinghai–Tibetan Plateau (QTP). Accurate knowledge of the continuous cover of I...

  • Article
  • Open Access
24 Citations
6,763 Views
15 Pages

6 August 2020

Deforestation is currently among the most critical ecological issues, which need to be addressed urgently. Hence, identification of effective environmental monitoring methods is of top priority, especially in locations where no precise ground-based d...

  • Article
  • Open Access
2,628 Views
22 Pages

31 October 2022

Deriving the proper structure of lotic habitats, namely the structuralization of lotic habitats, is crucial to monitoring and modeling water quality on a large scale. How to structuralize complicated lotic habitats for practical use remains challengi...

  • Article
  • Open Access
70 Citations
9,145 Views
22 Pages

5 April 2018

Very high-resolution (VHR) optical satellite imagery (≤5 m) is nowadays an established source of information to monitor cultural and archaeological heritage that is exposed to hazards and anthropogenic threats to their conservation, whereas few publi...

  • Article
  • Open Access
11 Citations
5,339 Views
17 Pages

Forest damage has become more frequent in Hungary in the last decades, and remote sensing offers a powerful tool for monitoring them rapidly and cost-effectively. A combined approach was developed to utilise high-resolution ESA Sentinel-2 satellite i...

  • Article
  • Open Access
65 Citations
6,902 Views
29 Pages

22 May 2019

The possibilities of chlorophyll a (Chl a) and total suspended matter (TSM) retrieval using Sentinel-2/MSI imagery and in situ measurements in the Gorky Reservoir are investigated. This water body is an inland freshwater ecosystem within the territor...

  • Article
  • Open Access
25 Citations
5,552 Views
21 Pages

6 July 2021

River discharge and width, as essential hydraulic variables and hydrological data, play a vital role in influencing the water cycle, driving the resulting river topography and supporting ecological functioning. Insights into bankfull river discharge...

  • Article
  • Open Access
113 Citations
13,577 Views
22 Pages

28 March 2019

Accurate and timely urban land mapping is fundamental to supporting large area environmental and socio-economic research. Most of the available large-area urban land products are limited to a spatial resolution of 30 m. The fusion of optical and synt...

  • Article
  • Open Access
11 Citations
6,849 Views
26 Pages

8 April 2024

Southern China, one of the traditional rice production bases, has experienced significant declines in the area of rice paddy since the beginning of this century. Monitoring the rice cropping area is becoming an urgent need for food security policy de...

  • Article
  • Open Access
54 Citations
7,900 Views
18 Pages

27 April 2020

In the late 1990s, the exotic plant Spartina alterniflora (S. alterniflora), was introduced to the Zhangjiang Estuary of China for tidal zone reclamation and protection. However, it invaded rapidly and has caused serious ecological problems. Accurate...

  • Article
  • Open Access
3 Citations
2,460 Views
23 Pages

3 October 2024

Accurate monitoring of estuarine turbidity patterns is important for maintaining aquatic ecological balance and devising informed estuarine management strategies. This study aimed to enhance the prediction of estuarine turbidity patterns by enhancing...

  • Article
  • Open Access
1 Citations
2,390 Views
23 Pages

NTL-Unet: A Satellite-Based Approach for Non-Technical Loss Detection in Electricity Distribution Using Sentinel-2 Imagery and Machine Learning

  • Matheus Felipe Gremes,
  • Renato Couto Gomes,
  • Andressa Ullmann Duarte Heberle,
  • Matheus Alan Bergmann,
  • Luísa Treptow Ribeiro,
  • Janice Adamski,
  • Flávio Alves dos Santos,
  • André Vinicius Rodrigues Moreira,
  • Antonio Manoel Matta dos Santos Lameirão and
  • Oswaldo Curty da Motta Lima
  • + 2 authors

30 July 2024

This study introduces an orbital monitoring system designed to quantify non-technical losses (NTLs) within electricity distribution networks. Leveraging Sentinel-2 satellite imagery alongside advanced techniques in computer vision and machine learnin...

  • Article
  • Open Access
1 Citations
1,659 Views
25 Pages

Detecting Temporal Trends in Straw Incorporation Using Sentinel-2 Imagery: A Mann-Kendall Test Approach in Household Mode

  • Jian Li,
  • Weijian Zhang,
  • Jia Du,
  • Kaishan Song,
  • Weilin Yu,
  • Jie Qin,
  • Zhengwei Liang,
  • Kewen Shao,
  • Kaizeng Zhuo and
  • Cangming Zhang

6 March 2025

Straw incorporation (SI) is a key strategy for promoting sustainable agriculture. It aims to mitigate environmental pollution caused by straw burning and enhances soil organic matter content, which increases crop yields. Consequently, the accurate an...

  • Article
  • Open Access
1 Citations
2,666 Views
21 Pages

19 June 2024

As a result of the advocacy of Indigenous communities and increasing evidence of the ecological importance of fire, California has invested in the restoration of intentional burning (the practice of deliberately lighting low-severity fires) in an eff...

  • Article
  • Open Access
2,656 Views
23 Pages

Predicting Soil Organic Carbon from Sentinel-2 Imagery and Regional Calibration Approach in Salt-Affected Agricultural Lands: Feasibility and Influence of Soil Properties

  • Mohammad Farzamian,
  • Nádia Castanheira,
  • Maria C. Gonçalves,
  • Pedro Freitas,
  • Mohammadmehdi Saberioon,
  • Tiago B. Ramos,
  • João Antunes and
  • Ana Marta Paz

18 August 2025

Mapping Soil Organic Carbon (SOC) at a regional scale is essential for assessing soil health and supporting sustainable land management. This study evaluates the potential of using Sentinel-2 imagery and regional calibration to predict SOC in salt-af...

  • Article
  • Open Access
2,030 Views
22 Pages

Assessing Mangrove Forest Recovery in the British Virgin Islands After Hurricanes Irma and Maria with Sentinel-2 Imagery and Google Earth Engine

  • Michael R. Routhier,
  • Gregg E. Moore,
  • Barrett N. Rock,
  • Stanley Glidden,
  • Matthew Duckett and
  • Susan Zaluski

17 July 2025

Mangroves form the dominant coastal plant community of low-energy tropical intertidal habitats and provide critical ecosystem services to humans and the environment. However, more frequent and increasingly powerful hurricanes and storm surges are cre...

  • Article
  • Open Access
44 Citations
5,792 Views
16 Pages

Crop Water Content of Winter Wheat Revealed with Sentinel-1 and Sentinel-2 Imagery

  • Dong Han,
  • Shuaibing Liu,
  • Ying Du,
  • Xinrui Xie,
  • Lingling Fan,
  • Lei Lei,
  • Zhenhong Li,
  • Hao Yang and
  • Guijun Yang

17 September 2019

This study aims to efficiently estimate the crop water content of winter wheat using high spatial and temporal resolution satellite-based imagery. Synthetic-aperture radar (SAR) data collected by the Sentinel-1 satellite and optical imagery from the...

  • Article
  • Open Access
56 Citations
6,582 Views
16 Pages

Improving Urban Land Cover Classification with Combined Use of Sentinel-2 and Sentinel-1 Imagery

  • Bin Hu,
  • Yongyang Xu,
  • Xiao Huang,
  • Qimin Cheng,
  • Qing Ding,
  • Linze Bai and
  • Yan Li

Accurate land cover mapping is important for urban planning and management. Remote sensing data have been widely applied for urban land cover mapping. However, obtaining land cover classification via optical remote sensing data alone is difficult due...

  • Article
  • Open Access
34 Citations
9,250 Views
17 Pages

Evaluation of Sentinel-2A Satellite Imagery for Mapping Cotton Root Rot

  • Xiaoyu Song,
  • Chenghai Yang,
  • Mingquan Wu,
  • Chunjiang Zhao,
  • Guijun Yang,
  • Wesley Clint Hoffmann and
  • Wenjiang Huang

31 August 2017

Cotton (Gossypium hirsutum L.) is an economically important crop that is highly susceptible to cotton root rot. Remote sensing technology provides a useful and effective means for detecting and mapping cotton root rot infestations in cotton fields. T...

  • Article
  • Open Access
21 Citations
7,009 Views
14 Pages

Automated Mosaicking of Sentinel-2 Satellite Imagery

  • James D. Shepherd,
  • Jan Schindler and
  • John R. Dymond

10 November 2020

Repeat frequencies of optical remote sensing satellites have been increasing over the last 40 years, but there is still dependence on clear skies to acquire usable imagery. To increase the quality of data, composited mosaics of satellite imagery can...

  • Article
  • Open Access
62 Citations
9,892 Views
13 Pages

Using Sentinel-1, Sentinel-2, and Planet Imagery to Map Crop Type of Smallholder Farms

  • Preeti Rao,
  • Weiqi Zhou,
  • Nishan Bhattarai,
  • Amit K. Srivastava,
  • Balwinder Singh,
  • Shishpal Poonia,
  • David B. Lobell and
  • Meha Jain

11 May 2021

Remote sensing offers a way to map crop types across large spatio-temporal scales at low costs. However, mapping crop types is challenging in heterogeneous, smallholder farming systems, such as those in India, where field sizes are often smaller than...

  • Feature Paper
  • Proceeding Paper
  • Open Access
6 Citations
3,376 Views
5 Pages

29 October 2018

For several years, Landsat imageries have been used for land cover mapping analysis. However, cloud cover constitutes a major obstacle to land cover classification in coastal tropical regions including Lagos state. In this work, a land cover map for...

  • Feature Paper
  • Article
  • Open Access
113 Citations
14,719 Views
12 Pages

Oil Spill Detection and Mapping Using Sentinel 2 Imagery

  • Polychronis Kolokoussis and
  • Vassilia Karathanassi

Two object-based image analysis methods are developed for detecting oil spills from known natural outflows as well as light oil spill events using Sentinel 2 imagery. The methods are applied to Sentinel 2 images of a known area of natural oil outflow...

  • Article
  • Open Access
4 Citations
2,366 Views
20 Pages

Characterizing Dust and Biomass Burning Events from Sentinel-2 Imagery

  • Simone Lolli,
  • Luciano Alparone,
  • Alberto Arienzo and
  • Andrea Garzelli

The detection and evaluation of biomass burning and dust events are critical for understanding their impact on air quality, climate, and human health, particularly in the Mediterranean region. This research pioneers an innovative methodology that use...

  • Article
  • Open Access
5 Citations
2,605 Views
15 Pages

Reconstructing Snow-Free Sentinel-2 Satellite Imagery: A Generative Adversarial Network (GAN) Approach

  • Temitope Seun Oluwadare,
  • Dongmei Chen,
  • Olawale Oluwafemi,
  • Masoud Babadi,
  • Mohammad Hossain and
  • Oluwaseun Ibukun

27 June 2024

Sentinel-2 satellites are one of the major instruments in remote sensing (RS) technology that has revolutionized Earth observation research, as its main goal is to offer high-resolution satellite data for dynamic monitoring of Earth’s surface a...

  • Article
  • Open Access
94 Citations
15,451 Views
27 Pages

Super-Resolution of Sentinel-2 Imagery Using Generative Adversarial Networks

  • Luis Salgueiro Romero,
  • Javier Marcello and
  • Verónica Vilaplana

28 July 2020

Sentinel-2 satellites provide multi-spectral optical remote sensing images with four bands at 10 m of spatial resolution. These images, due to the open data distribution policy, are becoming an important resource for several applications. However, fo...

  • Article
  • Open Access
289 Citations
21,431 Views
22 Pages

16 October 2018

A timely inventory of agricultural areas and crop types is an essential requirement for ensuring global food security and allowing early crop monitoring practices. Satellite remote sensing has proven to be an increasingly more reliable tool to identi...

  • Article
  • Open Access
50 Citations
10,331 Views
18 Pages

Water Quality Retrieval from Landsat-9 (OLI-2) Imagery and Comparison to Sentinel-2

  • Milad Niroumand-Jadidi,
  • Francesca Bovolo,
  • Mariano Bresciani,
  • Peter Gege and
  • Claudia Giardino

14 September 2022

The Landsat series has marked the history of Earth observation by performing the longest continuous imaging program from space. The recent Landsat-9 carrying Operational Land Imager 2 (OLI-2) captures a higher dynamic range than sensors aboard Landsa...

  • Article
  • Open Access
35 Citations
7,640 Views
13 Pages

Integrating Sentinel-2 Imagery with AquaCrop for Dynamic Assessment of Tomato Water Requirements in Southern Italy

  • Anna Dalla Marta,
  • Giovanni Battista Chirico,
  • Salvatore Falanga Bolognesi,
  • Marco Mancini,
  • Guido D’Urso,
  • Simone Orlandini,
  • Carlo De Michele and
  • Filiberto Altobelli

A research study was conducted in an open field tomato crop in order to: (i) Evaluate the capability of Sentinel-2 imagery to assess tomato canopy growth and its crop water requirements; and (ii) explore the possibility to predict crop water requirem...

  • Article
  • Open Access
150 Citations
11,576 Views
20 Pages

20 September 2018

Accurate forest above-ground biomass (AGB) is crucial for sustaining forest management and mitigating climate change to support REDD+ (reducing emissions from deforestation and forest degradation, plus the sustainable management of forests, and the c...

  • Article
  • Open Access
49 Citations
10,674 Views
21 Pages

Comparison of Masking Algorithms for Sentinel-2 Imagery

  • Viktoria Zekoll,
  • Magdalena Main-Knorn,
  • Kevin Alonso,
  • Jerome Louis,
  • David Frantz,
  • Rudolf Richter and
  • Bringfried Pflug

4 January 2021

Masking of clouds, cloud shadow, water and snow/ice in optical satellite imagery is an important step in automated processing chains. We compare the performance of the masking provided by Fmask (“Function of mask” implemented in FORCE), ATCOR (“Atmos...

  • Article
  • Open Access
37 Citations
6,716 Views
17 Pages

Evaluation of TsHARP Utility for Thermal Sharpening of Sentinel-3 Satellite Images Using Sentinel-2 Visual Imagery

  • Hanna Huryna,
  • Yafit Cohen,
  • Arnon Karnieli,
  • Natalya Panov,
  • William P. Kustas and
  • Nurit Agam

3 October 2019

A spatially distributed land surface temperature is important for many studies. The recent launch of the Sentinel satellite programs paves the way for an abundance of opportunities for both large area and long-term investigations. However, the spatia...

  • Article
  • Open Access
14 Citations
5,266 Views
18 Pages

Monitoring Coastal Water Body Health with Sentinel-2 MSI Imagery

  • Marcelle Lock,
  • Neil Saintilan,
  • Iris van Duren and
  • Andrew Skidmore

23 March 2023

The Australian ‘New South Wales Estuary health assessment and biodiversity monitoring program’ has set state-wide targets for estuary health. A selection of water bodies is being monitored by in situ chlorophyll a concentration and turbid...

  • Article
  • Open Access
66 Citations
10,363 Views
16 Pages

16 August 2019

Climatological changes occur globally but have local impacts. Increased storminess, sea level rise and more powerful waves are expected to batter the coastal zone more often and more intense. To understand climate change impacts, regional bathymetry...

  • Article
  • Open Access
4 Citations
3,207 Views
22 Pages

30 April 2024

Quaking aspen is an important deciduous tree species across interior western U.S. forests. Existing maps of aspen distribution are based on Landsat imagery and often miss small stands (<0.09 ha or 30 m2), which rapidly regrow when managed or follo...

  • Article
  • Open Access
17 Citations
7,263 Views
24 Pages

Benchmark for Building Segmentation on Up-Scaled Sentinel-2 Imagery

  • Svetlana Illarionova,
  • Dmitrii Shadrin,
  • Islomjon Shukhratov,
  • Ksenia Evteeva,
  • Georgii Popandopulo,
  • Nazar Sotiriadi,
  • Ivan Oseledets and
  • Evgeny Burnaev

29 April 2023

Currently, we can solve a wide range of tasks using computer vision algorithms, which reduce manual labor and enable rapid analysis of the environment. The remote sensing domain provides vast amounts of satellite data, but it also poses challenges as...

  • Article
  • Open Access
15 Citations
4,780 Views
19 Pages

5 December 2022

Rice is one of the most essential and strategic food sources globally. Accordingly, policymakers and planners often consider a special place in the agricultural economy and economic development for this essential commodity. Typically, a sample survey...

  • Article
  • Open Access
4 Citations
2,525 Views
17 Pages

The Characteristics of Submesoscale Eddies near the Coastal Regions of Eastern Japan: Insights from Sentinel-1 Imagery

  • Gang Li,
  • Yijun He,
  • Jinghan Wen,
  • Guoqiang Liu,
  • Vladimir Kudryavtsev,
  • Xiaojie Lu and
  • William Perrie

A long-term time series of 319 Sentinel-1 SAR Imagery with Interferometric Wide Swath (IW) mode was used to study the characteristics of submesoscale eddies over Japanese coastal regions from 2015 to 2021, including spatiotemporal eddy properties and...

  • Article
  • Open Access
118 Citations
17,946 Views
24 Pages

Land Use Land Cover Classification with U-Net: Advantages of Combining Sentinel-1 and Sentinel-2 Imagery

  • Jonathan V. Solórzano,
  • Jean François Mas,
  • Yan Gao and
  • José Alberto Gallardo-Cruz

9 September 2021

The U-net is nowadays among the most popular deep learning algorithms for land use/land cover (LULC) mapping; nevertheless, it has rarely been used with synthetic aperture radar (SAR) and multispectral (MS) imagery. On the other hand, the discriminat...

  • Technical Note
  • Open Access
1 Citations
2,569 Views
14 Pages

Intelligent Recognition of Coastal Outfall Drainage Based on Sentinel-2/MSI Imagery

  • Hongzhe Li,
  • Xianqiang He,
  • Yan Bai,
  • Fang Gong,
  • Teng Li and
  • Difeng Wang

22 January 2024

In this study, we developed an innovative and self-supervised pretraining approach using Sentinel-2/MSI satellite imagery specifically designed for the intelligent identification of drainage at sea discharge outlets. By integrating the geographical i...

  • Article
  • Open Access
945 Views
22 Pages

20 October 2025

Turbidity is a crucial and reliable indicator that is extensively utilized in water quality monitoring through remote sensing technology. The development of accurate and applicable models for turbidity estimation is essential. While many existing stu...

  • Article
  • Open Access
85 Citations
13,396 Views
19 Pages

Antarctic Supraglacial Lake Detection Using Landsat 8 and Sentinel-2 Imagery: Towards Continental Generation of Lake Volumes

  • Mahsa Moussavi,
  • Allen Pope,
  • Anna Ruth W. Halberstadt,
  • Luke D. Trusel,
  • Leanne Cioffi and
  • Waleed Abdalati

1 January 2020

Melt and supraglacial lakes are precursors to ice shelf collapse and subsequent accelerated ice sheet mass loss. We used data from the Landsat 8 and Sentinel-2 satellites to develop a threshold-based method for detection of lakes found on the Antarct...

  • Communication
  • Open Access
79 Citations
5,665 Views
11 Pages

Early-Season Mapping of Winter Crops Using Sentinel-2 Optical Imagery

  • Haifeng Tian,
  • Yongjiu Wang,
  • Ting Chen,
  • Lijun Zhang and
  • Yaochen Qin

24 September 2021

Sentinel-2 imagery is an unprecedented data source with high spatial, spectral and temporal resolution in addition to free access. The objective of this paper was to evaluate the potential of using Sentinel-2 data to map winter crops in the early gro...

  • Article
  • Open Access
51 Citations
12,352 Views
21 Pages

5 September 2022

Monitoring within-field crop variability at fine spatial and temporal resolution can assist farmers in making reliable decisions during their agricultural management; however, it traditionally involves a labor-intensive and time-consuming pointwise m...

  • Article
  • Open Access
52 Citations
8,912 Views
11 Pages

19 December 2016

The European Space Agency satellite Sentinel-2 provides multispectral images with pixel sizes down to 10 m. This high resolution allows for ship detection and recognition by determining a number of important ship parameters. We are able to show how a...

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