GIS and Remote Sensing

We will do any project regarding GIS and Remote Sensing using ArcGIS ,QGIS, ArcGIs pro, ENVI and Google Earth Engine , Further, I will assist you in any GIS and RS analysis very quickly. LIKE Calculating NDVI, NDWI, LST and other indices. LULC classification Exporting Raster and Vector Data Time series analysis Hydrology analysis Air/ water quality monitoring Climate related analysis I also provide GIS full course. Plz contact me. Whatsapp : +92 3090347847 Email: geostacksolution@gmail.com https://www.facebook.com/share/p/AMWw2KFPhfGzZxf2/?mibextid=qi2Omg WhatsApp catalog: https://wa.me/c/923090347847

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National Geospatial-Intelligence Agency (NGA) GEOnet Names Server (GNS) Use the Geographic Names Search Application to query the GNS database. Users can search, discover, view, and download geographic names from around the world. Search options allow for selections by name, country, administrative divisions, feature/name characteristics, and spatial filtering. Data: Geographic feature names worldwide Natural Earth Data themes are available in three levels of detail. For each scale, themes are listed on Cultural, Physical, and Raster category pages. Data: cultural (.shp), physical (.shp), raster (.tif) MODIS (Moderate Resolution Imaging Spectroradiometer) MODIS (or Moderate Resolution Imaging Spectroradiometer) is a key instrument aboard the Terra (originally known as EOS AM-1) and Aqua (originally known as EOS PM-1) satellites. Data: Environmental data Open Topography Provides a portal to high spatial resolution topographic data and tools. Data: point cloud, DEM (.tif), USGS 3DEP OS Data Hub Great Britain’s Geospatial Data platform. Supports APIs and UI to download the dataset. Data: .shp, .geopackage, .tiff OSM Metro Extracts City-sized extracts of the OpenStreetMap dataset, updated weekly for cities across the world. Data: .geojson, OSM (.PBF) PALSAR Forest/Non-Forest Map A very detailed (50m resolution) forest map for the whole globe, created from SAR data. Data: PSRFITS SASPlanet SASPlanet is a program designed for viewing and downloading high-resolution satellite imagery and conventional maps submitted by such services as Google Maps, DigitalGlobe, Kosmosnimki, Yandex.Maps, Yahoo! Maps, VirtualEarth, Gurtam, OpenStreetMap, eAtlas, Genshtab maps, iPhone maps, Navitel maps, Bing Maps (Bird's Eye), etc. Data: high-resolution satellite imagery (.kmz, .png, .jpeg, .geotiff) Terra Populus Terra Populus (TerraPop) integrates census data from over 160 countries around the world, spanning up to six decades for household-level and aggregate data for more than 80 countries. Data: environmental, land use, land cover, climate UNEP Environmental Data Explorer The Environmental Data Explorer is the authoritative source for datasets used by UNEP and its partners in the Global Environment Outlook (GEO) report and other integrated environment assessments. Data: climate, disaster, ecosystem, etc. (mostly global extent) UNEP GEOdata A wide range of data from the United Nations Environment Programme, including Nighttime Lights, Pollutant Emissions, Commercial Shipping Activity, Protected Areas, and Administrative Boundaries. Data: environment, oceans, elevation, society, climatology, meteorology UNEP WCMC Variety of datasets from the United Nations Environment Programme, including global wetlands, global distribution of coral reefs, mangrove distributions, and more. Data: dryland, biogeographic, mountains, forest, wetland USGS Earth Explorer For satellite and aerial imagery, the USGS Earth Explorer is one of the largest free sources of data. Data: Landsat (.tiff), Sentinel (.tiff), DEM (.tiff), point cloud (.tiff), aerial imagery World Borders Dataset World country borders with attributes including country codes (FIPS, ISO, etc.), area, and populations. Data: administrative boundary (.shp) WorldClim WorldClim is a database of high spatial resolution global weather and climate data. These data can be used for mapping and spatial modeling. Data: Global climate data: temperature, precipitation, and more World Resources Institute (WRI) WRI has long been committed to providing open access to reliable data for actionable change. In support of that mission, WRI has worked with dozens of partners to build a suite of data products that take data from across the institute and around the world to break down siloes and enable transparent decision making. Data: Environmental and socio-economic data (tiff) References https://freegisdata.rtwilson.com/ https://gisgeography.com/best-free-gis-data-sources-raster-vector/ https://github.com/iamtekson/awesome-geospatial-data-sources

Open Geospatial Data Download Catalog Below are the major sources of open geospatial data download sites with metadata from various Remote Sensing Satellite Missions, government agencies, United Nations, etc: Copernicus Open Access Hub The Copernicus Data Space Ecosystem provides access to Earth observation data from the Copernicus Sentinel satellites. Available products: Sentinel-1, Sentinel-2, Sentinel-3, Sentinel-5P. Data: Sentinel (.tiff) CKAN This is a demo site for CKAN, the leading Open Data portal software. Data hosted on this site might be deleted at any time! Data: .geojson, kml, .geotiff, .shp, .csv data.gov.au Data.gov.au is the central source of Australian open government data. Anyone can access the anonymized public data published by federal, state, and local government agencies. Data: csv, kml, shp, shapefile, xls, MapInfo, wms, wfs, csv, pGDB, tab, dat, misc, ArcGIS-grid, %grid%, %dat%, %tab%, %misc% DIVA-GIS DIVA-GIS is a free computer program for mapping and geographic data analysis. With DIVA-GIS, you can make maps of the world or very small areas using state boundaries, rivers, satellite images, and the locations of sites where an animal species was observed. Data: administrative boundaries, roads, railroads, altitude, land cover, population density, elevation data (90m resolution), global climate data EOS Data Analytics EOS Data Analytics is a leading expert in satellite data analytics, with a deep focus on agriculture and forestry. Within sustainability vision, they use GIS data to globally drive business profits while preserving the environment. Data: Satellite data for vegetation, climate, and land cover FAO GeoNetwork It is the portal of free GIS data from the United Nations. The focus of GeoNetwork is to improve global sustainable development, such as global agriculture, food security, and fisheries. Data: agriculture, fisheries, land resource GIS data GADM Global administrative boundaries, with extensive attribute sets. Covers countries and up to four levels of internal administrative boundaries (states, departments, counties, etc.). Data: administrative boundary (.shp, .rds, .kml, geopackage) Geofabrik OSM data extracts that are updated daily. Data: .shp, .geojson, OSM (.PBF) Global Forest Watch Forest Monitoring Designed for Action. Global Forest Watch offers the latest data, technology and tools that empower people everywhere to better protect forests. Data: .csv Global Land Use Dataset Gridded data at 0.5-degree resolution showing population density, potential natural vegetation, cropland extent, grazing land extent, built-up land extent, crop extent (for 18 major crops), and land suitability for cultivation. Data: vegetation, cropland extent, built-up land extent, etc. Google Earth Engine (GEE) Google Earth Engine combines a multi-petabyte catalog of satellite imagery and geospatial datasets with planetary-scale analysis capabilities. Scientists, researchers, and developers use Earth Engine to detect changes, map trends, and quantify differences on the Earth's surface. Earth Engine is now available for commercial use, and remains free for academic and research use. Data: Satellite imagery (.tiff), vector files (.shp, .geojson) HOT Export Tool (OSM Data) The Export Tool is an open service that creates customized extracts of up-to-date OSM data in various files. Download and use the data simply by crediting the OpenStreetMap contributors. Data: shapefile (.shp), GeoPackage (.gpkg), Garmin (.img), Google Earth (.kml), OSM (.pbf), MAPS.ME (.mwm), OsmAnd (.obf), MBTiles (.mbtiles) Humanitarian Data Exchange The Humanitarian Data Exchange (HDX) is an open platform for sharing data across crises and organizations. Data: .shp, .tif, .csv, .xls, .pdf LandsatLook USGS portal to download and explore Landsat-related datasets. Data: Landsat (.tiff)

AI dixit: SAR (Synthetic Aperture Radar) satellite data is a valuable type of information obtained through radar technology. Unlike traditional optical sensors, SAR satellites emit microwaves and record the energy reflected by the Earth's surface. This allows them to obtain images even in adverse weather conditions, such as clouds or fog, and both day and night. How do SAR satellites work? Microwave emission: The satellite emits microwave pulses towards the Earth. Interaction with the surface: Microwaves interact with the Earth's surface, in some cases penetrating vegetation or soil. Recording reflected energy: The satellite measures the amount of energy that is reflected back, known as backscatter. Creating images: Backscatter data is used to create images that represent the reflectivity of the Earth's surface. What is SAR satellite data used for? SAR satellite data has a wide range of applications in various fields: Agriculture: Monitoring crops, detecting changes in land use, estimating biomass and soil moisture. Environment: Monitoring deforestation, detecting forest fires, tracking the evolution of glaciers and ice sheets, detecting oil spills. Disaster management: Assessing damage from floods, earthquakes or landslides, supporting rescue operations. Cartography: Creating high-precision topographic maps, updating existing maps. Urban planning: Monitoring urban growth, detecting changes in infrastructure. Advantages of SAR satellite data: Independence from weather conditions: They can obtain images in any weather condition, ensuring the availability of information at all times. Vegetation and soil penetration: They allow obtaining information about the Earth's surface even beneath vegetation or soil. High resolution: They offer high-resolution images that allow identifying small details. Additional information: They provide information different from that obtained by optical sensors, allowing a better understanding of the terrain. Where can I obtain SAR satellite data? There are various sources of SAR satellite data, both public and private. Some of them are: European Space Agency (ESA): It offers free and paid data from its Sentinel-1 satellites and other programs. NASA: It provides data from SAR satellites such as ALOS-PALSAR and RADARSAT. Private companies: They offer high-resolution SAR satellite data and image processing services. In short, SAR satellite data are a powerful tool for obtaining valuable information about the Earth's surface in various conditions and applications. Their ability to penetrate vegetation and soil, their independence from weather conditions, and their high resolution make them an indispensable tool for scientific research, natural resource management, and decision-making in various fields.

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🔴 Are you looking GIS expert for your remote sensing project !! Look no more.. I am interested to perform any paid work or project regarding GIS and Remote Sensing analysis using #ArcGIS and #Google_Earth_Engine, JavaScript API 🔴 As well as wanted to teach Google earth engine & ArcGIs for GIS and remote sensing analysis🟥 I will assist you in any gis, RS, or any geodata analysis very quickly. Calculating NDVI, NDWI and other indices Landcover classification map(LULC Map) Exporting Raster and Vector Data Time series analysis Land surface temperature(LST monitoring) working with DEM using NASA SRTM Air quality monitoring,drought monitoring, lineament density mapping, water quality monitoring etc. Whatsapp link :https://wa.link/qtvu3s Email: tasmiadolon21@gmail.com 🛑Join Our Community Telegram Group https://t.me/+ogZhT8LSBK8zNzg9 YouTube Channel https://youtube.com/@GisRsdepot?si=Msy2qkcEWr40PWh9

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