1.0Sightline Institutehttps://www.sightline.orgJessica Branom-Zwickhttps://www.sightline.org/profile/jessica-branom-zwick/rich600338<blockquote class="wp-embedded-content" data-secret="R69KRyySe4"><a href="https://www.sightline.org/2005/08/31/unholey_ozone/">UnHoley Ozone!!</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://www.sightline.org/2005/08/31/unholey_ozone/embed/#?secret=R69KRyySe4" width="600" height="338" title="“UnHoley Ozone!!” — Sightline Institute" data-secret="R69KRyySe4" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script type="text/javascript"> /* <![CDATA[ */ /*! This file is auto-generated */ !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); /* ]]> */ </script> Here’s some feel-good news for today: US atmospheric scientists say that the ozone layer has stopped shrinking. The international effort to stop producing ozone-depleting chemicals seems to have worked. That raises my hopes for saving the world. Of course, the ozone layer is still very thin in places and may not be healed within our […]