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class=\"nx-theme-toggle\" role=\"group\" aria-label=\"Appearance of this page\" hidden><button type=\"button\" data-mode=\"light\" aria-pressed=\"false\">Light<\/button><button type=\"button\" data-mode=\"dark\" aria-pressed=\"false\">Dark<\/button><button type=\"button\" data-mode=\"auto\" aria-pressed=\"true\">Auto<\/button><\/div><div class=\"nx-folio\" aria-label=\"Document reference\"><strong>G-P12 \u00b7 INDEX \u00b7 topics<\/strong>GCRI dossier \u00b7 service level R0<\/div><div class=\"nx-hero-grid\"><div class=\"nx-hero-text\"><div class=\"nx-eyebrow-row\"><span class=\"nx-eyebrow\">GCRI<\/span><span class=\"nx-eyebrow\" aria-hidden=\"true\">\u00b7<\/span><span class=\"nx-eyebrow\">Space and Earth Observation<\/span><span class=\"nx-eyebrow\" aria-hidden=\"true\">\u00b7<\/span><span class=\"nx-eyebrow\">In development<\/span><\/div><div class=\"nx-accent-row\"><span class=\"nx-accent-rule\" aria-hidden=\"true\"><\/span><span>Space and Earth Observation \u00b7 Topics<\/span><\/div><h1 id=\"nx-title-1\" class=\"nx-hero-title\">Topics<\/h1><p class=\"nx-tagline\">Topics at Space and Earth Observation: the pages in this section are listed below, each with its own scope and status.<\/p><div class=\"nx-actions\"><a class=\"nx-btn\" data-variant=\"primary\" href=\"https:\/\/therisk.global\/space-earth-observation\/topics\/earth-observation-sensors\/\">Open Earth observation sensors <svg class=\"nx-arrow\" viewBox=\"0 0 16 16\" aria-hidden=\"true\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M3 8h10M9 4l4 4-4 4\"\/><\/svg><\/a><a class=\"nx-btn\" data-variant=\"secondary\" href=\"https:\/\/therisk.global\/space-earth-observation\/\">Back to Space and Earth Observation<\/a><\/div><\/div><div class=\"nx-hero-panel\"><div class=\"nx-register\" data-variant=\"ledger\"><div class=\"nx-register-head\"><span class=\"nx-eyebrow\"><strong>Space and Earth Observation<\/strong><\/span><span class=\"nx-eyebrow\">Register<\/span><\/div><ol class=\"nx-register-rows\"><li><a href=\"https:\/\/therisk.global\/space-earth-observation\/topics\/earth-observation-sensors\/\"><span class=\"nx-register-n\">01<\/span><span class=\"nx-register-k\">Topic<\/span><span class=\"nx-register-v\">Earth observation sensors<\/span><\/a><\/li><li><a href=\"https:\/\/therisk.global\/space-earth-observation\/topics\/spatial-temporal-evidence\/\"><span class=\"nx-register-n\">02<\/span><span class=\"nx-register-k\">Topic<\/span><span class=\"nx-register-v\">Spatial temporal evidence<\/span><\/a><\/li><li><a href=\"https:\/\/therisk.global\/space-earth-observation\/topics\/space-system-resilience\/\"><span class=\"nx-register-n\">03<\/span><span class=\"nx-register-k\">Topic<\/span><span class=\"nx-register-v\">Space system resilience<\/span><\/a><\/li><li><a href=\"https:\/\/therisk.global\/space-earth-observation\/topics\/communications-and-navigation\/\"><span class=\"nx-register-n\">04<\/span><span class=\"nx-register-k\">Topic<\/span><span class=\"nx-register-v\">Communications and navigation<\/span><\/a><\/li><li><a href=\"https:\/\/therisk.global\/space-earth-observation\/topics\/eo-in-water-and-agriculture\/\"><span class=\"nx-register-n\">05<\/span><span class=\"nx-register-k\">Topic<\/span><span class=\"nx-register-v\">EO in water and agriculture<\/span><\/a><\/li><li><a href=\"https:\/\/therisk.global\/space-earth-observation\/topics\/disaster-monitoring\/\"><span class=\"nx-register-n\">06<\/span><span class=\"nx-register-k\">Topic<\/span><span class=\"nx-register-v\">Disaster monitoring<\/span><\/a><\/li><li><a href=\"https:\/\/therisk.global\/space-earth-observation\/topics\/space-debris-and-sustainability\/\"><span class=\"nx-register-n\">07<\/span><span class=\"nx-register-k\">Topic<\/span><span class=\"nx-register-v\">Space debris and sustainability<\/span><\/a><\/li><li><a href=\"https:\/\/therisk.global\/space-earth-observation\/topics\/geospatial-governance\/\"><span class=\"nx-register-n\">08<\/span><span class=\"nx-register-k\">Topic<\/span><span class=\"nx-register-v\">Geospatial governance<\/span><\/a><\/li><\/ol><p class=\"nx-register-foot\">GCRI \u00b7 In development \u00b7 service level R0<\/p><\/div><\/div><\/div><\/div><\/section> <nav class=\"nx-index-strip\" data-nx-spy=\"true\" aria-label=\"On this page\"><div class=\"nx-container\"><a href=\"#nx-sec-brief-answer\"><span>01<\/span>The short answer<\/a><a href=\"#nx-sec-about-this-section\"><span>02<\/span>Topics at Space and Earth Observation<\/a><a href=\"#nx-sec-pg-map-of-topics\"><span>03<\/span>How the Earth observation topics\u2026<\/a><a href=\"#nx-sec-terms\"><span>04<\/span>Terms used on this page<\/a><a href=\"#nx-sec-pg-sources\"><span>05<\/span>Where this page's references lead<\/a><a href=\"#nx-s-7-sec\"><span>06<\/span>Pages in Topics<\/a><\/div><\/nav> <section id=\"nx-sec-brief-answer\" class=\"nx-section\" data-hue=\"climate\" data-variant=\"stack\" aria-labelledby=\"nx-s-2\"><div class=\"nx-container\"><div class=\"nx-section-head\"><div class=\"nx-eyebrow-row\"><span class=\"nx-eyebrow\">01<\/span><span class=\"nx-rule\" aria-hidden=\"true\"><\/span><span class=\"nx-eyebrow\">In brief<\/span><\/div><h2 id=\"nx-s-2\" class=\"nx-section-title\">The short answer.<\/h2><p class=\"nx-lede\">The Space and Earth Observation topics are the eight subject dossiers of its field, among them Earth observation sensors, spatial temporal evidence and space system resilience. Each dossier sets out how the risk develops, what is measured and in which units, the public sources and their licences, the methods, who decides and the limits of the evidence.<\/p><\/div><\/div><\/section><section id=\"nx-sec-about-this-section\" class=\"nx-section\" data-hue=\"climate\" data-tone=\"alt\" data-variant=\"stack\" aria-labelledby=\"nx-s-3\"><div class=\"nx-container\"><div class=\"nx-section-head\"><div class=\"nx-eyebrow-row\"><span class=\"nx-eyebrow\">02<\/span><span class=\"nx-rule\" aria-hidden=\"true\"><\/span><span class=\"nx-eyebrow\">About this section<\/span><\/div><h2 id=\"nx-s-3\" class=\"nx-section-title\">Topics at Space and Earth Observation.<\/h2><p class=\"nx-lede\">GCRI is a research, development and policy institution. It is not a regulator, and it does not certify, license or approve; its findings carry their methods and uncertainty.<\/p><\/div><\/div><\/section><section id=\"nx-sec-pg-map-of-topics\" class=\"nx-section\" data-hue=\"climate\" data-variant=\"stack\" aria-labelledby=\"nx-s-4\"><div class=\"nx-container\"><div class=\"nx-section-head\"><div class=\"nx-eyebrow-row\"><span class=\"nx-eyebrow\">03<\/span><span class=\"nx-rule\" aria-hidden=\"true\"><\/span><span class=\"nx-eyebrow\">How the topics fit<\/span><\/div><h2 id=\"nx-s-4\" class=\"nx-section-title\">How the Earth observation topics connect.<\/h2><\/div><div class=\"nx-section-body\"><p class=\"nx-p\">The topics run from sensors and evidence through space system resilience and communications to applications in water, agriculture and disasters, and the sustainability and governance of space.<\/p><\/div><\/div><\/section><section id=\"nx-sec-terms\" class=\"nx-section\" data-hue=\"climate\" data-tone=\"alt\" data-variant=\"stack\" aria-labelledby=\"nx-s-5\"><div class=\"nx-container\"><div class=\"nx-section-head\"><div class=\"nx-eyebrow-row\"><span class=\"nx-eyebrow\">04<\/span><span class=\"nx-rule\" aria-hidden=\"true\"><\/span><span class=\"nx-eyebrow\">Key terms<\/span><\/div><h2 id=\"nx-s-5\" class=\"nx-section-title\">Terms used on this page.<\/h2><p class=\"nx-lede\">Each term as this page uses it. Where a standard-setting body defines the term, the wording follows that body.<\/p><\/div><div class=\"nx-section-body\"><div class=\"nx-table-wrap\"><table class=\"nx-table\" data-stack=\"true\"><thead><tr><th scope=\"col\">Term<\/th><th scope=\"col\">Definition<\/th><\/tr><\/thead><tbody><tr><td data-label=\"Term\">Multispectral sensor<\/td><td data-label=\"Definition\">A sensor that records reflected light in several distinct wavelength bands.<\/td><\/tr><tr><td data-label=\"Term\">Atmospheric correction<\/td><td data-label=\"Definition\">Removing the effects of the atmosphere to retrieve surface reflectance from satellite signals.<\/td><\/tr><tr><td data-label=\"Term\">Ground segment<\/td><td data-label=\"Definition\">The ground stations, control centres and networks that operate satellites and receive their data.<\/td><\/tr><tr><td data-label=\"Term\">PNT<\/td><td data-label=\"Definition\">Positioning, navigation and timing services, most commonly provided by GNSS.<\/td><\/tr><tr><td data-label=\"Term\">Vegetation index<\/td><td data-label=\"Definition\">A combination of spectral bands that indicates the amount and vigour of green vegetation.<\/td><\/tr><\/tbody><\/table><\/div><\/div><\/div><\/section><section id=\"nx-sec-pg-sources\" class=\"nx-section\" data-hue=\"climate\" data-variant=\"stack\" aria-labelledby=\"nx-s-6\"><div class=\"nx-container\"><div class=\"nx-section-head\"><div class=\"nx-eyebrow-row\"><span class=\"nx-eyebrow\">05<\/span><span class=\"nx-rule\" aria-hidden=\"true\"><\/span><span class=\"nx-eyebrow\">Sources<\/span><\/div><h2 id=\"nx-s-6\" class=\"nx-section-title\">Where this page's references lead.<\/h2><p class=\"nx-lede\">The bodies and documents this page is read against. Status and editions change; each link goes to the issuing body.<\/p><\/div><div class=\"nx-section-body\"><ul class=\"nx-list\" data-nav=\"true\"><li><a class=\"nx-link\" href=\"https:\/\/ceos.org\/ard\/\" target=\"_blank\" rel=\"noopener\"><span>Committee on Earth Observation Satellites (CEOS) and Analysis Ready Data<\/span><svg class=\"nx-arrow\" viewBox=\"0 0 16 16\" aria-hidden=\"true\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M3 8h10M9 4l4 4-4 4\"\/><\/svg><\/a><\/li><li><a class=\"nx-link\" href=\"https:\/\/www.copernicus.eu\/en\" target=\"_blank\" rel=\"noopener\"><span>Copernicus Earth observation programme<\/span><svg class=\"nx-arrow\" viewBox=\"0 0 16 16\" aria-hidden=\"true\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M3 8h10M9 4l4 4-4 4\"\/><\/svg><\/a><\/li><li><a class=\"nx-link\" href=\"https:\/\/www.usgs.gov\/landsat-missions\" target=\"_blank\" rel=\"noopener\"><span>USGS Landsat missions<\/span><svg class=\"nx-arrow\" viewBox=\"0 0 16 16\" aria-hidden=\"true\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M3 8h10M9 4l4 4-4 4\"\/><\/svg><\/a><\/li><li><a class=\"nx-link\" href=\"https:\/\/disasterscharter.org\/\" target=\"_blank\" rel=\"noopener\"><span>International Charter Space and Major Disasters<\/span><svg class=\"nx-arrow\" viewBox=\"0 0 16 16\" aria-hidden=\"true\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M3 8h10M9 4l4 4-4 4\"\/><\/svg><\/a><\/li><\/ul><\/div><\/div><\/section><section id=\"nx-s-7-sec\" class=\"nx-section\" data-hue=\"climate\" data-tone=\"alt\" aria-labelledby=\"nx-s-7\"><div class=\"nx-container\"><div class=\"nx-section-head\"><div class=\"nx-eyebrow-row\"><span class=\"nx-eyebrow\">06<\/span><span class=\"nx-rule\" aria-hidden=\"true\"><\/span><span class=\"nx-eyebrow\">Pages<\/span><\/div><h2 id=\"nx-s-7\" class=\"nx-section-title\">Pages in Topics.<\/h2><\/div><div class=\"nx-section-body\"><div class=\"nx-cards\" data-cols=\"3\"><a class=\"nx-card\" href=\"https:\/\/therisk.global\/space-earth-observation\/topics\/earth-observation-sensors\/\"><span class=\"nx-eyebrow\">Topic<\/span><h3 class=\"nx-h4 nx-mt-2\">Earth observation sensors<\/h3><p class=\"nx-p nx-mt-1\">Optical, radar, thermal and hyperspectral methods.<\/p><\/a><a class=\"nx-card\" href=\"https:\/\/therisk.global\/space-earth-observation\/topics\/spatial-temporal-evidence\/\"><span class=\"nx-eyebrow\">Topic<\/span><h3 class=\"nx-h4 nx-mt-2\">Spatial temporal evidence<\/h3><p class=\"nx-p nx-mt-1\">Ground truth, resolution and uncertainty.<\/p><\/a><a class=\"nx-card\" href=\"https:\/\/therisk.global\/space-earth-observation\/topics\/space-system-resilience\/\"><span class=\"nx-eyebrow\">Topic<\/span><h3 class=\"nx-h4 nx-mt-2\">Space system resilience<\/h3><p class=\"nx-p nx-mt-1\">Satellite infrastructure and ground segment risk.<\/p><\/a><a class=\"nx-card\" href=\"https:\/\/therisk.global\/space-earth-observation\/topics\/communications-and-navigation\/\"><span class=\"nx-eyebrow\">Topic<\/span><h3 class=\"nx-h4 nx-mt-2\">Communications and navigation<\/h3><p class=\"nx-p nx-mt-1\">GNSS, satcom and dependency.<\/p><\/a><a class=\"nx-card\" href=\"https:\/\/therisk.global\/space-earth-observation\/topics\/eo-in-water-and-agriculture\/\"><span class=\"nx-eyebrow\">Topic<\/span><h3 class=\"nx-h4 nx-mt-2\">EO in water and agriculture<\/h3><p class=\"nx-p nx-mt-1\">Water, crop and ecosystem applications.<\/p><\/a><a class=\"nx-card\" href=\"https:\/\/therisk.global\/space-earth-observation\/topics\/disaster-monitoring\/\"><span class=\"nx-eyebrow\">Topic<\/span><h3 class=\"nx-h4 nx-mt-2\">Disaster monitoring<\/h3><p class=\"nx-p nx-mt-1\">Flood, heat and wildfire evidence.<\/p><\/a><a class=\"nx-card\" href=\"https:\/\/therisk.global\/space-earth-observation\/topics\/space-debris-and-sustainability\/\"><span class=\"nx-eyebrow\">Topic<\/span><h3 class=\"nx-h4 nx-mt-2\">Space debris and sustainability<\/h3><p class=\"nx-p nx-mt-1\">Orbital congestion and stewardship.<\/p><\/a><a class=\"nx-card\" href=\"https:\/\/therisk.global\/space-earth-observation\/topics\/geospatial-governance\/\"><span class=\"nx-eyebrow\">Topic<\/span><h3 class=\"nx-h4 nx-mt-2\">Geospatial governance<\/h3><p class=\"nx-p nx-mt-1\">Licensing, privacy and data quality.<\/p><\/a><\/div><\/div><\/div><\/section><section class=\"nx-section\" data-tone=\"alt\" aria-labelledby=\"nx-rel-8\"><div class=\"nx-container\"><span class=\"nx-eyebrow\">Related<\/span><h2 id=\"nx-rel-8\" class=\"nx-h3 nx-mt-2\">Around Space and Earth Observation.<\/h2><nav class=\"nx-related nx-mt-3\" aria-label=\"Related\"><a href=\"https:\/\/therisk.global\/space-earth-observation\/about\/\">Mandate and publisher <svg class=\"nx-arrow\" viewBox=\"0 0 16 16\" aria-hidden=\"true\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M3 8h10M9 4l4 4-4 4\"\/><\/svg><\/a><a href=\"https:\/\/therisk.global\/space-earth-observation\/field\/\">Field overview <svg class=\"nx-arrow\" viewBox=\"0 0 16 16\" aria-hidden=\"true\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M3 8h10M9 4l4 4-4 4\"\/><\/svg><\/a><a href=\"https:\/\/therisk.global\/space-earth-observation\/research\/\">Research and evidence <svg class=\"nx-arrow\" viewBox=\"0 0 16 16\" aria-hidden=\"true\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M3 8h10M9 4l4 4-4 4\"\/><\/svg><\/a><a href=\"https:\/\/therisk.global\/space-earth-observation\/innovation\/\">Innovation and practical technology <svg class=\"nx-arrow\" viewBox=\"0 0 16 16\" aria-hidden=\"true\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M3 8h10M9 4l4 4-4 4\"\/><\/svg><\/a><a href=\"https:\/\/therisk.global\/space-earth-observation\/programmes\/\">Programmes and projects <svg class=\"nx-arrow\" viewBox=\"0 0 16 16\" aria-hidden=\"true\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M3 8h10M9 4l4 4-4 4\"\/><\/svg><\/a><a href=\"https:\/\/therisk.global\/space-earth-observation\/tools\/\">Data and technical methods <svg class=\"nx-arrow\" viewBox=\"0 0 16 16\" aria-hidden=\"true\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M3 8h10M9 4l4 4-4 4\"\/><\/svg><\/a><a href=\"https:\/\/therisk.global\/space-earth-observation\/\">Space and Earth Observation home <svg class=\"nx-arrow\" viewBox=\"0 0 16 16\" aria-hidden=\"true\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M3 8h10M9 4l4 4-4 4\"\/><\/svg><\/a><a href=\"https:\/\/therisk.global\/space-earth-observation\/counterparts\/\">Counterparts across the Consortium <svg class=\"nx-arrow\" viewBox=\"0 0 16 16\" aria-hidden=\"true\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M3 8h10M9 4l4 4-4 4\"\/><\/svg><\/a><a href=\"https:\/\/therisk.global\/\">The Global Centre for Risk and Innovation home <svg class=\"nx-arrow\" viewBox=\"0 0 16 16\" aria-hidden=\"true\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M3 8h10M9 4l4 4-4 4\"\/><\/svg><\/a><a href=\"https:\/\/therisk.global\/trust\/\">GCRI governance and trust <svg class=\"nx-arrow\" viewBox=\"0 0 16 16\" aria-hidden=\"true\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M3 8h10M9 4l4 4-4 4\"\/><\/svg><\/a><\/nav><\/div><\/section><section class=\"nx-closing\" aria-labelledby=\"nx-close-9\"><div class=\"nx-container\"><span class=\"nx-eyebrow\">Space and Earth Observation<\/span><h2 id=\"nx-close-9\" class=\"nx-section-title\">Bring your expertise to this field.<\/h2><p class=\"nx-lede\">The current service level is R0: information and enquiries. An enquiry receives a reference and names the next step; applications, payments, compute allocations and registrations open only when their team, terms and review capacity exist.<\/p><div class=\"nx-actions\"><a class=\"nx-btn\" data-variant=\"primary\" href=\"mailto:contact@therisk.global?subject=Space%20and%20Earth%20Observation%3A%20Topics\">Write to the team <svg class=\"nx-arrow\" viewBox=\"0 0 16 16\" aria-hidden=\"true\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M3 8h10M9 4l4 4-4 4\"\/><\/svg><\/a><a class=\"nx-btn\" data-variant=\"secondary\" href=\"https:\/\/therisk.global\/space-earth-observation\/contact\/\">See all contact routes<\/a><\/div><\/div><\/section><\/div><\/div><script class=\"_iub_cs_skip\">window.__nxMount ? window.__nxMount(document.currentScript) : null;<\/script>\n\n\n<script type=\"application\/ld+json\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"DefinedTermSet\",\"@id\":\"https:\/\/therisk.global\/space-earth-observation\/topics\/#terms\",\"name\":\"Key terms: Topics\",\"inLanguage\":\"en\",\"isPartOf\":{\"@id\":\"https:\/\/therisk.global\/space-earth-observation\/topics\/#webpage\"},\"hasDefinedTerm\":[{\"@type\":\"DefinedTerm\",\"name\":\"Multispectral sensor\",\"description\":\"A sensor that records reflected light in several distinct wavelength bands.\",\"inDefinedTermSet\":{\"@id\":\"https:\/\/therisk.global\/space-earth-observation\/topics\/#terms\"}},{\"@type\":\"DefinedTerm\",\"name\":\"Atmospheric correction\",\"description\":\"Removing the effects of the atmosphere to retrieve surface reflectance from satellite signals.\",\"inDefinedTermSet\":{\"@id\":\"https:\/\/therisk.global\/space-earth-observation\/topics\/#terms\"}},{\"@type\":\"DefinedTerm\",\"name\":\"Ground segment\",\"description\":\"The ground stations, control centres and networks that operate satellites and receive their data.\",\"inDefinedTermSet\":{\"@id\":\"https:\/\/therisk.global\/space-earth-observation\/topics\/#terms\"}},{\"@type\":\"DefinedTerm\",\"name\":\"PNT\",\"description\":\"Positioning, navigation and timing services, most commonly provided by GNSS.\",\"inDefinedTermSet\":{\"@id\":\"https:\/\/therisk.global\/space-earth-observation\/topics\/#terms\"}},{\"@type\":\"DefinedTerm\",\"name\":\"Vegetation index\",\"description\":\"A combination of spectral bands that indicates the amount and vigour of green vegetation.\",\"inDefinedTermSet\":{\"@id\":\"https:\/\/therisk.global\/space-earth-observation\/topics\/#terms\"}}]}]}<\/script>\n\n<!-- nx-rev:ae3f92599779be90 -->\n<!-- nx-path:\/topics\/ -->","protected":false},"excerpt":{"rendered":"<p>LightDarkAuto G-P12 \u00b7 INDEX \u00b7 topicsGCRI dossier \u00b7 service level R0 GCRI\u00b7Space and Earth Observation\u00b7In development Space and Earth Observation \u00b7 Topics Topics Topics at Space and Earth Observation: the &hellip; <a href=\"https:\/\/therisk.global\/space-earth-observation\/topics\/\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;Topics&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":1438,"comment_status":"closed","ping_status":"closed","template":"elementor_header_footer","meta":{"_buddyx_sub_header_visibility":"","_buddyx_sub_header_title_visibility":"","_hide_show_side_panel":"","_buddyxpro_page_sidebar":"","_buddyxpro_page_disable_header":"","_buddyxpro_page_disable_footer":"","_buddyxpro_page_content_width":"","_buddyxpro_page_header_style":"","_buddyxpro_page_color_mode":"","_buddyxpro_page_loader":"","footnotes":""},"class_list":["post-54","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/therisk.global\/space-earth-observation\/wp-json\/wp\/v2\/pages\/54","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/therisk.global\/space-earth-observation\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/therisk.global\/space-earth-observation\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/therisk.global\/space-earth-observation\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/therisk.global\/space-earth-observation\/wp-json\/wp\/v2\/comments?post=54"}],"version-history":[{"count":1,"href":"https:\/\/therisk.global\/space-earth-observation\/wp-json\/wp\/v2\/pages\/54\/revisions"}],"predecessor-version":[{"id":101,"href":"https:\/\/therisk.global\/space-earth-observation\/wp-json\/wp\/v2\/pages\/54\/revisions\/101"}],"wp:attachment":[{"href":"https:\/\/therisk.global\/space-earth-observation\/wp-json\/wp\/v2\/media?parent=54"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}