<?xml version="1.0"?>
<oembed><version>1.0</version><provider_name>Comisi&#xF3;n para la Cooperaci&#xF3;n Ambiental</provider_name><provider_url>https://www.cec.org/es/</provider_url><author_name>cecmain_adm</author_name><author_url>https://www.cec.org/es/author/cecmain_adm/</author_url><title>Air Quality at Congested Border Crossings</title><type>rich</type><width>600</width><height>338</height><html>&lt;blockquote class="wp-embedded-content" data-secret="hmPdLAFxsv"&gt;&lt;a href="https://www.cec.org/es/publicaciones/air-quality-at-congested-border-crossings/"&gt;Air Quality at Congested Border Crossings&lt;/a&gt;&lt;/blockquote&gt;&lt;iframe sandbox="allow-scripts" security="restricted" src="https://www.cec.org/es/publicaciones/air-quality-at-congested-border-crossings/embed/#?secret=hmPdLAFxsv" width="600" height="338" title="&#xAB;Air Quality at Congested Border Crossings&#xBB; &#x2014; Comisi&#xF3;n para la Cooperaci&#xF3;n Ambiental" data-secret="hmPdLAFxsv" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"&gt;&lt;/iframe&gt;&lt;script type="text/javascript"&gt;
/* &lt;![CDATA[ */
/*! This file is auto-generated */
!function(d,l){"use strict";l.querySelector&amp;&amp;d.addEventListener&amp;&amp;"undefined"!=typeof URL&amp;&amp;(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&amp;&amp;!/[^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&lt;o.length;i++)o[i].style.display="none";for(i=0;i&lt;a.length;i++)s=a[i],e.source===s.contentWindow&amp;&amp;(s.removeAttribute("style"),"height"===t.message?(1e3&lt;(r=parseInt(t.value,10))?r=1e3:~~r&lt;200&amp;&amp;(r=200),s.height=r):"link"===t.message&amp;&amp;(r=new URL(s.getAttribute("src")),n=new URL(t.value),c.test(n.protocol))&amp;&amp;n.host===r.host&amp;&amp;l.activeElement===s&amp;&amp;(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&lt;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);
//# sourceURL=https://www.cec.org/wp-includes/js/wp-embed.min.js
/* ]]&gt; */
&lt;/script&gt;
</html><thumbnail_url>https://www.cec.org/wp-content/uploads/2036-air-quality-congested-border-crossings-en-1.png</thumbnail_url><thumbnail_width>465</thumbnail_width><thumbnail_height>600</thumbnail_height><description>The work described in this report builds upon existing North American Commission for Environmental Cooperation (CEC) supported activities related to air quality impacts associated with transport along trade corridors. The goal of the proposed work was to evaluate the current availability of data to assess community exposures related to emissions at congested border crossings. The [&hellip;]</description></oembed>

<!--
Performance optimized by W3 Total Cache. Learn more: https://www.boldgrid.com/w3-total-cache/?utm_source=w3tc&utm_medium=footer_comment&utm_campaign=free_plugin


Served from: www.cec.org @ 2026-04-23 07:43:19 by W3 Total Cache
-->