Results 21 to 30 of about 77,243,301 (244)

Potentiality of Landsat-9 for early-season mapping of winter garlic and winter wheat

open access: yesGeo-spatial Information Science
Landsat-9 is the latest satellite of the Landsat program and provides useful agricultural remote sensing data. The earlier the crop distribution data is obtained, the greater the value of the data.
Haifeng Tian   +6 more
doaj   +3 more sources

Landsat 8 and 9 Underfly International Surface Reflectance Validation Collaboration

open access: yesRemote Sensing
During the launch and path to its final orbit, the Landsat 9 satellite performed a once in a mission lifetime maneuver as it passed beneath Landsat 8, resulting in near coincident data collection.
Joshua Mann   +11 more
doaj   +2 more sources

Land Surface Temperature and Land Cover in Valencia with Landsat 9

open access: yesProceedings
Cities, home to 56% of the world’s population, face increasing challenges due to climate change and rapid urbanization, with a projected urban sprawl of 1 [...]
Ana Fernandez-Garza   +4 more
doaj   +2 more sources

Identification of geological units in Alborz Mountain in Iran using Landsat-9 image

open access: yesGeodesy and Cartography
In the present study, the suitability of principal components analysis (PCA) based techniques was evaluated for identification of geological units from Landsat-9 satellite imagery.
Komeil Rokni, Davood Akbari
doaj   +2 more sources

The Ground-Based Absolute Radiometric Calibration of the Landsat 9 Operational Land Imager

open access: yesRemote Sensing
This paper presents the initial vicarious radiometric calibration results for Landsat 9 OLI using a combination of ground-based techniques and test sites located in Nevada, California, and South Dakota, USA.
Jeffrey S. Czapla-Myers   +5 more
doaj   +3 more sources

Mission to earth: LANDSAT 9 will continue to view the world [PDF]

open access: yesGeocarto International, 2021
The global Earth Observations, remote sensing, geoscience, environmental and applied science communities celebrated the successful launch of LANDSAT 9 on Sept. 27, 2021.
Kamlesh Lulla   +4 more
openaire   +1 more source

Monitoring rangeland vegetation in the Sahel by Landsat MSS and NOAA AVHRR

open access: yes, 1991
Quantities of herbaceous vegetation of Sahelian rangelands in Niger and Mali were compared to vegetation indices (VI) derived from Landsat MSS and NOAA AVHRR LAC images.
Hiederer, Roland
core   +7 more sources

Evaluating the consistency of surface brightness, greenness, and wetness observations between Landsat-8 OLI and Landsat-9 OLI2 through underfly images

open access: yesInternational Journal of Applied Earth Observations and Geoinformation, 2023
One important mission of the newly launched Landsat-9 is to collaborate with Landsat-8 to reduce the revisit period of Landsat Earth observations to eight days. This requires a high level of consistency between the two satellite data.
Hanqiu Xu, Mengjie Ren, Lijuan Yang
doaj   +1 more source

Comparison of Lake Area Extraction Algorithms in Qinghai Tibet Plateau Leveraging Google Earth Engine and Landsat-9 Data

open access: yesRemote Sensing, 2022
Monitoring the lake waterbody area in the Qinghai–Tibet Plateau (QTP) is significant in dealing with global climate change. The latest released Landsat-9 data, which has higher radiation resolution and can be complemented with other Landsat data to ...
Xusheng Li   +10 more
doaj   +1 more source

Historical forest biomass dynamics modelled with Landsat spectral trajectories [PDF]

open access: yes, 2014
Acknowledgements National Forest Inventory data are available online, provided by Ministerio de Agricultura, Alimentación y Medio Ambiente (España).
White, Joanne C.   +3 more
core   +1 more source

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