Just 40 years ago &quot;global warming&quot; was called &quot;global cooling&quot;, and an ice-age apocalypse was predicted.<p>Imagine if the powers-that-be decided to do global scale climate geo-engineering by dispersing chemicals into the atmosphere (to increase the temperature).<p>&gt; We already know what needs to be done [1], now all we need to do is get on with.<p>The good old thinking that you know everything and can&#x27;t be wrong almost guarantees that you will be wrong.