Because trees spend all their energy on one thing- growing taller than their fellow neighbors. And there are two trees that are the best growers of them all- giant Redwoods and Mountain Ashes.
although men of Harvard of today are heavier than their fathers, their increase in weight has not been commensurate with their increase in height. In other words, Harvard men are growing taller ...
Mount Everest and the rest of the Himalayas have been growing taller since they first formed ... But Everest is growing more than expected from this alone. Scientists now think it is because ...