Las Amenazas De Nuestro Mundo

Description:

Examines various kinds of potential disasters that threaten the existence of life on Earth, including changes in the sun or other parts of the universe, man-made destruction, and changes within the Earth.

subjects: Popular works,  Natural disasters,  Astronomy,  Forecasts,  Twenty-first century,  Disasters,  Twentieth century,  Ouvrages de vulgarisation,  Astronomie,  Catastrophes naturelles,  Fiction, science fiction, general,  End of the world (Astronomy),  End of the world