Scientists and politicians hesitate on it due to

Possible negative effect on curbing co2 efforts
Play god controversy

None valid.

Most agree even if we try all our best right now to follow pic guidance to the letter, it would still take long time, maybe 50-100 years to really turn the tide.

In the meantime extreme weather stir going to wreak havoc everywhere, typical evidence of far away water can,t quench thirsty

Geo engineering would offer much quicker fix, history showed how dramatic of volcano eruption decreasing world temperature.

It doesn’t,t affect our efforts of curbing co2, both need to be done. World need options dealing with upcoming disasters, esp quick ones.

Play god? we human beings have been doing itthrough out our histories, just most times unconsciously, and badly. Now we can do it the right way, following stem guidance.

Put more efforts to geo engineering, don,t be afraid of this word.