That won't work in a scenario of climate change, which is long term, slow. The only solutions here are big systemic. It cannot even be attacked at a local leve

That won't work in a scenario of climate change, which is long term, slow. The only solutions here are big systemic. It cannot even be attacked at a local level. What does a local community do when the wells and reservoirs dry out? Where do they get the food from when there's country wide shortage? Rationing only goes so far.