Environment & Sustainability. CHALLANGE #2 The Tide Turners Plastic Challenge is a global youth movement to fight plastic pollution around the world. It is designed to inspire young adults to reflect upon their plastic consumption, discover solutions to reduce this consumption, and lead change in their homes, communities, institutions and offices. By joining the challenge, I am a part of an entire generation of young leaders who are changing the world. I have committed not to use plastics in my institutions and home.