1.0Free UPSC IAS Preparation Syllabus and Materials For Aspirantshttps://forumias.com/blogNishahttps://forumias.com/blog/author/nisha-p/rich600338<blockquote class="wp-embedded-content" data-secret="QsC8Tsh0HI"><a href="https://forumias.com/blog/stratospheric-aerosol-injection-sai/">Stratospheric Aerosol Injection (SAI)</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://forumias.com/blog/stratospheric-aerosol-injection-sai/embed/#?secret=QsC8Tsh0HI" width="600" height="338" title="“Stratospheric Aerosol Injection (SAI)” — Free UPSC IAS Preparation Syllabus and Materials For Aspirants" data-secret="QsC8Tsh0HI" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script> /*! 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> https://i0.wp.com/forumias.com/blog/wp-content/uploads/2025/06/Stratospheric-Aerosol-Injection-SAI.png?fit=1280%2C850&ssl=11280850A new study has made the controversial concept of Stratospheric Aerosol Injection (SAI) more technically and economically feasible by suggesting the use of modified existing aircraft instead of waiting for expensive high-altitude planes.