There are gasses and particles that can be released into the atmosphere that will reflect sunlight and warmth away from earth. In theory that could be done very quickly.
We’re not as powerful as we think we are.
We could cause a new ice age easily. Just fire off a few percent of the nukes, and we will revert to an ice age almost immediately.
Of course a side effect would be massive starvation.
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There are gasses and particles that can be released into the atmosphere that will reflect sunlight and warmth away from earth. In theory that could be done very quickly.
We could cause a new ice age easily. Just fire off a few percent of the nukes, and we will revert to an ice age almost immediately.
Of course a side effect would be massive starvation.
there is debate on that https://en.wikipedia.org/wiki/Nuclear_winter#Criticism_and_debate