By Georgina Langdale, Dec 15

Georgina Langdale

Pavan Sukhdev’s TED Talk now online

Every day, we use materials from the earth without thinking, for free. But what if we had to pay for their true value: would it make us more careful about what we use and what we waste? Think of Pavan Sukhdev as nature’s banker — assessing the value of the Earth’s assets. Eye-opening charts will make you think differently about the cost of air, water, trees … click here to watch Pavan’s talk on the influential TED site

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