Horizon
Season 36Episode 7Aired 1999-03-18
New Asteroid Danger
Horizon presents this documentary by scientists who have calculated that the Earth will be hit by a small asteroid within 50 years. How will this effect our planet?
BETA
BETAHorizon presents this documentary by scientists who have calculated that the Earth will be hit by a small asteroid within 50 years. How will this effect our planet?