In last 12 years some African parrots migrated to Palestine. Rather cool, really. And some killer bees moved from the very south of US northward. And some usual bees failed to survive.
In the next 12 years the changes just may double. It's called exponential changes. And it wouldn't be deadly, it shouldn't be a lot of inconvenience, not really... yet.
In some 120 years port cities may became the see-bottom. And even this one won't be the end of the world.
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