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Hubert reeves - PowerPoint PPT Presentation

Humanity is disapearing , so what ?

Humanity is disapearing , so what ?. The Earth is fragile and unique. The universe is empty with a few exceptions ! The Sun is essential to life its diameter is 1 392 000 kilometres . If the Sun was as big as a grapefruit, the Earth would be as big as a pinhead.

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Hubert reeves - PowerPoint PPT Presentation

Humanity is disapearing , so what ?