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SRTM DEM Correction in Vegetated Mountain Areas through the Integration of Spaceborne LiDAR, Airborne LiDAR, and Optical Imagery

Yanjun Su, Qinghua Guo, Qin Ma, Wenkai Li
2015 Remote Sensing  
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

Angela Lausch, Michael E. Schaepman, Andrew K. Skidmore, Sina C. Truckenbrodt, Jörg M. Hacker, Jussi Baade, Lutz Bannehr, Erik Borg, Jan Bumberger, Peter Dietrich, Cornelia Gläßer, Dagmar Haase (+23 others)
2020 Remote Sensing  
, 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

Gregory P Asner, John K Clark, Joseph Mascaro, Romuald Vaudry, K Dana Chadwick, Ghislain Vieilledent, Maminiaina Rasamoelina, Aravindh Balaji, Ty Kennedy-Bowdoin, Léna Maatoug, Matthew S Colgan, David E Knapp
2012 Carbon Balance and Management  
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

Subbu Esakkipandian Lakshmi, Kiran Yarrakula
2019 Geofizika  
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+

Oliver Cartus, Josef Kellndorfer, Markus Rombach, Wayne Walker
2012 Remote Sensing  
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

Wenjian Ni, Zhiyu Zhang, Guoqing Sun
2021 Journal of Remote Sensing  
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

Oliver Cartus, Josef Kellndorfer, Wayne Walker, Carol Franco, Jesse Bishop, Lucio Santos, José Fuentes
2014 Remote Sensing  
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

Angela Lausch, Michael E. Schaepman, Andrew K. Skidmore, Eusebiu Catana, Lutz Bannehr, Olaf Bastian, Erik Borg, Jan Bumberger, Peter Dietrich, Cornelia Glässer, Jorg M. Hacker, Rene Höfer (+25 others)
2022 Remote Sensing  
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

Mariano García, Sassan Saatchi, Susan Ustin, Heiko Balzter
2018 International Journal of Applied Earth Observation and Geoinformation  
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

Masato Hayashi, Nobuko Saigusa, Yoshiki Yamagata, Takashi Hirano
2015 Carbon Management  
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

V.L. Mulder, S. de Bruin, M.E. Schaepman, T.R. Mayr
2011 Geoderma  
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

MH Phua, ZY Ling, DA Coomes, W Wong, A Korom, S Tsuyuki, K Ioki, Y Hirata, H Saito, G Takao
2017 iForest : Biogeosciences and Forestry  
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

Ibrahim Fayad, Nicolas Baghdadi, Stéphane Guitet, Jean-Stéphane Bailly, Bruno Hérault, Valéry Gond, Mahmoud El Hajj, Dinh Ho Tong Minh
2016 International Journal of Applied Earth Observation and Geoinformation  
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  
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

Dietmar J. Backes, Felix Norman Teferle
2020 Frontiers in Earth Science  
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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