Trees are often called the lungs of the planet, but recent research shows at night while the trees are sleeping, they often have a beat pulsating throughout them, just as humans, and other living creatures. The \u2018pulse\u2019 pushes water around the tree. We are more alike trees than you might have thought. This men\u2019s heartbeat sweatshirt reminds us of our connection with nature and the importance of protecting these carbon absorbing superheroes of the planet.