{
"resource": {
"id": 3205,
"cls": "webmap",
"creation_date": "2026-10-22T01:43:52.398074",
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"display_name": "Flooding in Alicante province (2019)",
"description": "<p>\n <strong>The NextGIS platform</strong> offers a wide range of ready-to-use\n tools for working with spatial data, including decision-making and analyzing\n the consequences of natural disasters.\n</p>\n<p>\n 🗺️ Within the layer panel of this web map, two satellite images are\n available (before and after the flood), as well as the results of their\n processing — boundaries of flooded areas\n <img\n src=\"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAoAAAAKCAYAAACNMs+9AAAAHElEQVQoFWPIqjn7nxjMQIwikJpRhXjDk+jgAQB8+w2YIEFrnAAAAABJRU5ErkJggg==\"\n />\n and affected buildings\n <img\n src=\"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAoAAAAKCAYAAACNMs+9AAAAUElEQVQoFWP4TyRgIFLdfzIV3r///39W1v//6en//9+8iWIZqokgRdbWEJyYiEchyCSYwthYPApB1oFMAim6cgWPQhQpVA6qG1HlUHhEKwQAlZx9fsbvba0AAAAASUVORK5CYII=\"\n />.\n</p>\n<p>\n 💡 Use the \"vertical swipe\" tool\n <img\n src=\"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABcAAAAbCAYAAACX6BTbAAAA/klEQVRIDe2UsQ3CMBBF07EJm7AJLTNQsAEjIGagRVTQUSLRQEeFKCmNfqQX2cfZBEQQRU5CPz7fPX8dTqrQYVQdskNr+GCyDvq9E7+Db463MJxua4c4tYpzm9davWIQifPRfF8EC0B4cA6gJoHnGuI8jZ5Sx14PryfRj4ULkehHYxkvD839hzZbnXhs9G24XiyFbbRvo1dTvOcCEBautfbP1zslTwaK8Pg74cE5ALqtycJjsJptI2tpbnQufLG7YKZRYCRYo96f7sJp8DQHj2upSeDf+OQyIh2QwDXnVwfgKnbKs72eCZxGTwF4e7ncf8Bz7kr51s5LkNxep/AHVOEVit++kRYAAAAASUVORK5CYII=\"\n />\n to interactively compare two different-time satellite images (one of them\n should be selected in the layer panel).\n</p>\n<p>\n ⚙️ The synthesis of color images from satellite data, semi-automated\n identification of flooded areas, and selection of affected buildings were\n performed in <a href=\"https://qgis.org\"><u>QGIS</u></a\n >.\n</p>\n<p>\n 🛰️ Satellite imagery:\n <a href=\"https://www.esa.int/Our_Activities/Observing_the_Earth/Copernicus\"\n >Copernicus</a\n >\n <br />\n 🏘️ Buildings data:\n <a href=\"https://www.openstreetmap.org/copyright\"\n >OpenStreetMap Contributors</a\n >\n</p>\n",
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