No we are not ready because we are not visionaries. The present is so tumultuous that we hardly can think about future. But thinking of future is of utmost urgency for survival of humans.
What if the technology of whole world fails and collapses. We are completely dependent on technology now. But in future natural calamities and human faults will make humans on the verge of extinction.
Machines will over ride humans commands and will go beyond our control for which whole technological environment would needed to be stopped to regain control for humans.
These are facts about to happen . This is not at all fantasy or fan fiction. The problem is real and big.
Almost all countries would suffer from hunger due to shortage of food . Yes, this cruel effect will climate have on us.