Science
Dinosaur-killing asteroid strike gave rise to Amazon rainforest – BBC News
The asteroid that killed off the dinosaurs gave birth to tropical rainforests, a study suggests.
image captionThe asteroid impact 66 million years ago led not just to the extinction of dinosaurs, but other forms of life
The asteroid impact that killed off the dinosaurs gave birth to our planet’s tropical rainforests, a study suggests.
Researchers used fossil pollen and leaves from Colombia to investigate how the impact changed South American tropical forests.
After the 1km-wide space rock struck Earth 66 million years ago, the type of vegetation that made up these forests changed drastically.
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