Scientists warn Earth's magnetic North Pole has begun moving 'erratically'



Earth's magnetic field is what allows us to exist. It deflects harmful radiation. It keeps our water and atmosphere in place. But now it's acting up — and nobody knows why. Planet Earth is alive. Deep beneath its skin, its life blood — rivers of molten iron — pulse around its core.

from https://www.nzherald.co.nz/world/news/article.cfm?c_id=2&objectid=12189330
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