13 Oct '17, 3pm

No one turns over a new leaf like Mother Nature

There’s one thing about leaves that science has long agreed upon: They only grow so big as available water allows — but not so big that the whole plant overheats. The water part makes sense. We all need water to grow. And the sun? Leaves collect those rays and, through photosynthesis, convert them into food. Too much direct sunlight and that photosynthetic engine spins hot and risks burning out. A plant's leaves are perfectly designed to capture sunlight and carbon dioxide — and thanks to the marvel that is photosynthesis — turning them into food. (Photo: GiroScience/Shutterstock) So, when it comes to the size of leaves, plants sing a simple refrain: Water grows. Sunshine restrains. And somewhere in the middle, there’s a happy balance of a leaf that grows just the right size under its own unique set of circumstances. But recently, after studying some 7,000 plants from arou...

Full article: https://www.mnn.com/earth-matters/wilderness-resources/st...

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