Weird and Wonderful Ways to Save the Planet

Fancy biting into a beetle burger? Or heating your home with poo? How about using plants to light your bedroom? We all know that climate change is having a huge impact on our planet - but what we don't all know are some of the genius - but sometimes strange - ways scientists are working to find practical and imaginative answers to this and other Earth-altering problems. From the breakfast table to the bathtub, on a day at school or in the park or at the farm, see how some of these bizarre and brainy inventions could fit into everyday life.