Epi 84: Tiger sharks carrying cameras on their back - whoever heard of such a thing

What does the grass lying on the bottom of the ocean have to do with the cars we drive? Here's a trivia that will help you make the connection. The seagrass absorbs way more carbon than the tall trees on land. So, weep not, if you have been worried about the Amazon rainforests getting the axe. Help is at hand. In this episode with 9-year old Ahalya Niranjan from Redwood Montessori School, Chennai, you can listen to the story about how some ingenious scientists use tiger sharks to help us...