Have you heard of the Amazon Reef Knot Challenge? Check out how to do it, record yourself doing it, post it on your social media with the hashtag #AmazonReef and challenge 3 friends by tagging them to do the same! The Amazon Reef is a unique biome off the northern coast of Brazil. There is so much to learn about it, but it’s already under threat. Oil companies Total and BP want to drill for oil near the Reef. More than 1.8 million people have already signed up the petition to defend the Amazon Reef. Join them: act.gp/2Ise3J9