Ocean acidification is happening right now, and it will definitely have a noticeable impact on our lives. But ocean acidification is not just affecting us, we are affecting it. In essence, humans are the problem and the solution when it comes to climate change and ocean acidification. This unit is divided into two lessons. Lesson one demonstrates how human actions have been contributing to and speeding up ocean acidification since the industrial revolution. Lesson two focuses on solutions. We started it, but can we stop it? Only if we act now, and encourage others to take action and change some of their behaviors regarding energy use!