3 Quotes by David Rowley

Some people had earlier argued that it took, 10, 20, 30 million years before you got enough heat production to limit that strength.

For asking questions about the height of the Himalayas, the height of Tibet, the height of the Andes, it's terrific. But if you go to small mountain ranges or small elevation differences, you're probably not going to be able to say much with confidence.

It's not always clear which one is the driver.