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SRTM DEM Correction in Vegetated Mountain Areas through the Integration of Spaceborne LiDAR, Airborne LiDAR, and Optical Imagery
2015
Remote Sensing
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Then, the airborne LiDAR derived DEM, covering ~5% of the study area, was used to evaluate the accuracy of the SRTM DEM. ...
These highly accurate LiDAR-derived DEMs provide great potential for assessing the accuracy of the SRTM DEM in vegetated mountain environments. ...
Acknowledgments This study is supported by the National Science Foundation of China (project numbers 41471363 and 31270563). We thank the USGS and NASA for providing the SRTM DEM products. ...
doi:10.3390/rs70911202
fatcat:7kialfrtxnd7jge375ocoshfbq
Linking the Remote Sensing of Geodiversity and Traits Relevant to Biodiversity—Part II: Geomorphology, Terrain and Surfaces
2020
Remote Sensing
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, air- and spaceborne RS technologies, geomorphic traits, and data science approaches as crucial components for a better understanding of the geomorphic impacts on complex ecosystems. ...
We focus on the requirements for future geomorphology monitoring specifically aimed at overcoming some key limitations of ecological modeling, namely: the implementation and linking of in-situ, close-range ...
groups of Brush Turkey mounds (airborne LiDAR-RIEGL Q680i-S), (e) 50 cm DEM of a mine site rehabilitation area near Morawa (Australia, airborne LiDAR-RIEGL Q680i-S), (f) DSM and DEM derived from airborne ...
doi:10.3390/rs12223690
fatcat:tlzccauqivacbcskrygfonuxni
Human and environmental controls over aboveground carbon storage in Madagascar
2012
Carbon Balance and Management
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Using a combination of field measurements, airborne Light Detection and Ranging (LiDAR) and satellite data, we present the first large-scale, high-resolution estimates of aboveground carbon stocks in Madagascar ...
Independent of human activity, aboveground carbon stocks were subject to strong physiographic controls expressed through variation in tropical forest canopy structure measured using airborne LiDAR. ...
The Carnegie Airborne Observatory is made possible by the Grantham Foundation for the Protection of the Environment, the Gordon and Betty Moore Foundation, the W.M. ...
doi:10.1186/1750-0680-7-2
pmid:22289685
pmcid:PMC3278681
fatcat:4g5piti5xvfelav66klv3rbp6i
Review and critical analysis on digital elevation models
2019
Geofizika
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To understand and analyze the nature of the terrain, DEM is required in many fields in the improvement of developing the product and decision making, mapping purpose, preparing 3D simulations, estimating ...
Nowadays, digital elevation model (DEM) acts as an inevitable component in the field of remote sensing and GIS. ...
mountain -1.5 m
Forest areas -2 m
Plain areas -0.9 m
Reference DEM and INSAR elevation
difference 1.3 m
Geymen (2014)
22
LIDAR vegetation removal
method
Vertical error of ±7.5 mm
Sharma et ...
doi:10.15233/gfz.2018.35.7
fatcat:x4r2xk6nzncq3jkeiyu3bu5fq4
Mapping Canopy Height and Growing Stock Volume Using Airborne Lidar, ALOS PALSAR and Landsat ETM+
2012
Remote Sensing
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We have investigated for forest plantations in Chile the stand-level retrieval of canopy height (CH) and growing stock volume (GSV) using Airborne Laser Scanner (ALS), ALOS PALSAR and Landsat. ...
Potential limitations for the large-area application of the fusion approach included (1) the low sensitivity of ALS first/last return data to forest horizontal structure, affecting the retrieval of GSV ...
GLAS, Airborne Lidar and ALOS/PALSAR data sets over Central Chile" (NASA Grant #NNX08AL17G). ...
doi:10.3390/rs4113320
fatcat:pvp4hvrhqzdonpd67cgjogopyq
Assessment of Slope-Adaptive Metrics of GEDI Waveforms for Estimations of Forest Aboveground Biomass over Mountainous Areas
2021
Journal of Remote Sensing
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Waveform broadening effects of large-footprint lidar caused by terrain slopes are still a great challenge limiting the estimation accuracy of forest aboveground biomass (AGB) over mountainous areas. ...
Taking airborne laser scanner (ALS) data as reference, the root mean square error (RMSE) of terrain slopes extracted from the digital elevation model of the shuttle radar topography mission (SRTM DEM) ...
Special thanks are due to the G-LiHT team for the open-access ALS point cloud and GEDI team for the public release of data products. ...
doi:10.34133/2021/9805364
fatcat:szglahf2ozclfj344fcg7bcfmy
A National, Detailed Map of Forest Aboveground Carbon Stocks in Mexico
2014
Remote Sensing
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A spatially explicit map of aboveground carbon stored in Mexico's forests was generated from empirical modeling on forest inventory and spaceborne optical and radar data. ...
Between 2004 and 2007, the Mexican National Forestry Commission (CONAFOR) established a network of ~26,000 permanent inventory plots in the frame of their national inventory program, the Inventario Nacional ...
Acknowledgments The work presented in this paper was carried out in the frame of the Mexico-REDD+ project funded by USAID. ...
doi:10.3390/rs6065559
fatcat:ofqu44b27ja6fcvqehsmesld2e
Remote Sensing of Geomorphodiversity Linked to Biodiversity—Part III: Traits, Processes and Remote Sensing Characteristics
2022
Remote Sensing
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Further, new approaches of geomorphic traits that enable the monitoring of geomorphodiversity through the valorisation of RS data from multiple missions are discussed as well as the ecosystem integrity ...
Finally, the importance of the digitization process and the use of data science for research in the field of geomorphology in the 21st century is elucidated and discussed. ...
The sensor is used on the RS platform: UAV 1 -unmanned aerial vehicles (UAV); airborne 2 -airborne RS platform; spaceborne 3 -spaceborne RS platform. ...
doi:10.3390/rs14092279
fatcat:5khv6g2q4rgtlp5pgym4hr3oum
Modelling forest canopy height by integrating airborne LiDAR samples with satellite Radar and multispectral imagery
2018
International Journal of Applied Earth Observation and Geoinformation
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LiDAR measurements provide samples of forest structure that must be integrated with satellite imagery to predict and to map landscape scale variations of forest structure. ...
We also evaluated the impact of surface moisture (soil and vegetation moisture) on the modelling approach. ...
The contents on this paper reflect only the authors' views and not the views of the European Commission. ...
doi:10.1016/j.jag.2017.11.017
fatcat:ueppsyqghrew3p2v7x7xofgo5y
Regional forest biomass estimation using ICESat/GLAS spaceborne LiDAR over Borneo
2015
Carbon Management
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We aimed to clarify the potential of spaceborne light detection and ranging (LiDAR) to meet the increased demand for large-scale monitoring of forest resources. ...
Conclusions: The results demonstrate the potential of spaceborne LiDAR for monitoring forest resources, and its potential to play an important role in Reducing Emissions from Deforestation and Forest Degradation ...
Forest loss monitoring has usually depended on satellite optical imagery in the past. ...
doi:10.1080/17583004.2015.1066638
fatcat:tyccc7cazndd5awywh7mnwkfsi
The use of remote sensing in soil and terrain mapping — A review
2011
Geoderma
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Separation of small geomorphic units and recognition of different geomorphic elements in flat areas is often hindered by the presence of vegetation; therefore research is ongoing for the correction of ...
In contrast with the use of optical imagery, there is little experience in using radar to retrieve soil texture. ...
doi:10.1016/j.geoderma.2010.12.018
fatcat:dp3fpbppera4hkviorqwzsymn4
Seeing trees from space: above-ground biomass estimates of intact and degraded montane rainforests from high-resolution optical imagery
2017
iForest : Biogeosciences and Forestry
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We used high-resolution optical imagery (IKONOS-2) to identify individual tree crowns in intact and degraded rainforests in the mountains of Northern Borneo, comparing our results with 50 ground-based ...
We used the dimensions of tree crowns detected in the imagery to estimate above-ground biomasses (AGBs) of individual trees and plots. ...
We sincerely thank the Sabah Forestry Department (SFD) for research permission, the Sabah Forest Industry (SFI) for field support, and the Government of United States of America for some technical assistance ...
doi:10.3832/ifor2204-010
fatcat:xy55elentjavfp25xbb27ercmm
Aboveground biomass mapping in French Guiana by combining remote sensing, forest inventories and environmental data
2016
International Journal of Applied Earth Observation and Geoinformation
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Studies have mapped the rough variations in AGB by combining optical and environmental data at regional and global scales. ...
bias) and a lack of adequate calibration data in this range of AGB values. ...
The authors also acknowledge the French Geological Survey (BRGM) and, in particular, José Perrin for providing the low-density LiDAR dataset. ...
doi:10.1016/j.jag.2016.07.015
fatcat:yptrrpioynfjte4e4kktvbe54e
Fusion Levels
[chapter]
2016
Remote Sensing Image Fusion
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Using Doppler, LiDAR velocities are obtained. LiDAR is operated on spaceborne, airborne, unmanned aerial vehicle (UAV), and terrestrial platforms. ...
In high latitude areas, the lack of daylight during the winter months is also a limiting factor in acquiring good quality optical imagery. ...
doi:10.1201/9781315370101-11
fatcat:jgjyqtml7zh7tjnk6jhp4mvqfu
Multiscale Integration of High-Resolution Spaceborne and Drone-Based Imagery for a High-Accuracy Digital Elevation Model Over Tristan da Cunha
2020
Frontiers in Earth Science
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Multiscale DEM Fusion Over Tristan the most detailed model of the island to date, suitable to support practical and scientific applications. ...
This study demonstrates that combination archived VHR satellite and low-altitude drone-based imagery provide inexpensive alternatives to generate high-quality DEMs. ...
The installations and survey work on Tristan da Cunha were funded through projects at the University of Luxembourg (in particular SGSL) and the United Kingdom National Oceanography Centre. ...
doi:10.3389/feart.2020.00319
fatcat:s543urbtejf6bcxqnjfe6drkb4
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