1.0EdCity - Student (Sec)https://student.edcity.hk/sec/en/hke-raymondaurich600338<blockquote class="wp-embedded-content" data-secret="Uk1S91wsGI"><a href="https://student.edcity.hk/sec/en/exploratory-blogs/561/">Cloud Appreciation: Online Video Course on Weather Observation</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://student.edcity.hk/sec/en/exploratory-blogs/561/embed/#?secret=Uk1S91wsGI" width="600" height="338" title="“Cloud Appreciation: Online Video Course on Weather Observation” — EdCity - Student (Sec)" data-secret="Uk1S91wsGI" 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); //# sourceURL=https://student.edcity.hk/sec/wp-includes/js/wp-embed.min.js /* ]]> */ </script> https://sitestudentsecprodstor.blob.core.windows.net/uploads/2023/07/thumb_1598237438_thumbnail-HKO-online-video-course-wx-obs-eng.png.png280210The Observatory launched its first online video course on weather observation to explain concisely the basic weather observation methods and techniques, such as identification of different types of clouds, understanding of the design and measurement principles of various meteorological observation equipment, and the use of "MyObservatory" mobile app in rainy weather.  The course is composed ... ...