About 66 million years ago,
something terrible happened to life on our planet.
Ecosystems were hit with a double blow
as massive volcanic eruptions filled the atmosphere with carbon dioxide
and an ast
分类目录归档:extinctions
About 66 million years ago,
something terrible happened to life on our planet.
Ecosystems were hit with a double blow
as massive volcanic eruptions filled the atmosphere with carbon dioxide
and an ast