Planting is something we know really well how to automate, though. Planting is the most tractable problem in this (hypothetical) solution. Also, more rain mean

Planting is something we know really well how to automate, though. Planting is the most tractable problem in this (hypothetical) solution. Also, more rain means more clouds, and this is something the current climate models can't really model accurately, believe it or not. There's not even "consensus" on whether clouds are beneficial or detrimental.