Our planet is at the centre of a cosmic shooting gallery. This album examines the evidence for and effect of asteroid impacts and meteor explosions on Earth. The 6 video tracks assess the environmental effects caused by bolides of different sizes and trajectories. How do scientists detect that a cra…
Transcript -- A short introduction to this album.
What happens when an asteroid crashes into a planet? Geologists investigate the causes of the Reis crater in Germany.
Transcript -- What happens when an asteroid crashes into a planet? Geologists investigate the causes of the Reis crater in Germany.
When an asteroid penetrates the Earth's surface, it incredible temperatures and shockwaves transform the landscape.
Transcript -- When an asteroid penetrates the Earth's surface, it incredible temperatures and shockwaves transform the landscape.
The devastation caused in just 5 minutes when an asteroid smashes into the Earth.
Transcript -- The devastation caused in just 5 minutes when an asteroid smashes into the Earth.
Comparing the size and shape of craters on Earth and other planets. Special focus on the Rio Quarto crater in Argentina.
Transcript -- Comparing the size and shape of craters on Earth and other planets. Special focus on the Rio Quarto crater in Argentina.
Impacts can have massive environmental effects, for example, the meteor explosion above Tunguska, Siberia.
Transcript -- Impacts can have massive environmental effects, for example, the meteor explosion above Tunguska, Siberia.
Japanese fishermen witness a 20 kiloton event. But what size impact could cause mass extinction on Earth?
Transcript -- Japanese fishermen witness a 20 kiloton event. But what size impact could cause mass extinction on Earth?
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