Unfortunately, we haven't found many very old rocks on Earth because our planet's surface is constantly renewed by plate tectonics , coupled with erosion.

Robert Duncan

Related Quotes

Unfortunately, we haven't found many very old rocks on Earth because our planet's surface is constantly renewed by plate tectonics, coupled with erosion.

— Robert Duncan

BecauseConstantlyCoupled

There is no distance on this earth as far away as yesterday.

— Robert Nathan

No human being on this earth should go through what my son went though. I just wish they could have done me like that instead of it being him.

— Robert Anderson

Volcanoes are one way Earth gives birth to itself.

— Robert Gross

Our wrangling lawyers are so litigious and busy here on earth, that I think they will plead their clients' cases hereafter, some of them in hell

— Robert Burton