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wilfried ellmer, strategic development, ocean colonization

With 99% of the "space on the planet" in the hydrosphere of the oceans, ocean colonization becomes inevitable as we need more space to accomodate human activities. Only the oceans hold the necessary space reserves for a population growth of 1 billion per decade. Land based human activities need to be reduced, nature reserves, need to be expanded to avoid mass extinctions. The Ocean Sphere is the answer to human expansion needs.

Concrete shells in the ocean can accomodate  human activity ambient neutral.