The climate change is one of the biggest problem of this time. People will be effected further in coming years when growth will see a rejection.
Who will not be able to buy food?
Those who are poor and those who earn less. Rich will not be affected.??
Wake up
Please write more. From what you have written i can't tell what you are talking about, what you think should be done.
I believe we need a lot more CO2 in the atmosphere (plant food)
and we will be needing to be build a lot more greenhouses.
Because we have entered into an ice-age, and we will need to extend our growing season to stay alive.