{"version":"1.0","provider_name":"Blue Water Intelligence (BWI)","provider_url":"https:\/\/bwi.earth\/fr\/","author_name":"Jeremy Fain","author_url":"https:\/\/bwi.earth\/fr\/author\/jeremy\/","title":"Comment les r\u00e9f\u00e9rentiels altim\u00e9triques de l'IGN contribuent-ils \u00e0 la compr\u00e9hension des hauteurs des rivi\u00e8res ? - Blue Water Intelligence (BWI)","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"NoIERSFTZ2\"><a href=\"https:\/\/bwi.earth\/fr\/referentiels-altimetriques-ign-hauteurs-rivieres\/\">Comment les r\u00e9f\u00e9rentiels altim\u00e9triques de l&rsquo;IGN contribuent-ils \u00e0 la compr\u00e9hension des hauteurs des rivi\u00e8res ?<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/bwi.earth\/fr\/referentiels-altimetriques-ign-hauteurs-rivieres\/embed\/#?secret=NoIERSFTZ2\" width=\"600\" height=\"338\" title=\"\u00ab\u00a0Comment les r\u00e9f\u00e9rentiels altim\u00e9triques de l&rsquo;IGN contribuent-ils \u00e0 la compr\u00e9hension des hauteurs des rivi\u00e8res ?\u00a0\u00bb &#8212; Blue Water Intelligence (BWI)\" data-secret=\"NoIERSFTZ2\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script type=\"text\/javascript\">\n\/* <![CDATA[ *\/\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/bwi.earth\/wp-includes\/js\/wp-embed.min.js\n\/* ]]> *\/\n<\/script>\n","thumbnail_url":"https:\/\/bwi.earth\/wp-content\/uploads\/2025\/11\/IGN-NGF-referentiel-altimetrique-scaled.jpg","thumbnail_width":1920,"thumbnail_height":2560,"description":"Apprenez \u00e0 utiliser les r\u00e9f\u00e9rentiels altim\u00e9triques IGN pour comprendre la hauteur des cours d\u2019eau et g\u00e9rer les risques d\u2019inondation. D\u00e9couvrez les grilles de conversion et leurs applications concr\u00e8tes en gestion de l\u2019eau."}