Geoengineering: Climate change technology!

I recently read an article on geoengineering that said the following: "Geoengineering, also called climate engineering or climate intervention". That is, man tinkering/ experimenting, with...the CLIMATE! "The word geoengineering suggests a technology on a planetary scale. But some researchers have also looked at the possibility of conducting it in a localised way". Well, but weren't there supposedly already enough climate changes caused by greenhouse gases damaging the climate? Well then, I looked and after all geoengineering intends to use technology to reverse these effects, but then I read in several articles that this is dangerous and UNREVISIBLE! "How bad does it have to get before more of the population opens their eyes and realises that something is very wrong with our skies and weather? "Winter Storm Elliot is the latest chemical nucleation of ice clouds created by weather makers. Climate geoengineering operations are wreaking havoc around the ...