Humanity, on the way to becoming a Kardashev civilization – or a burning cinder? (science video)

Kardashev Civilizations are so enormous that even the lowest tier of them makes even the largest contemporary society seem little, and there are a great deal of tricky obstacles for Earth to overcome before one can be considered a Kardashev-level civilization.

Humanity, on the way to becoming a Kardashev Civilization - or a burning cinder? (science video)

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