What’s up with the air?

The effects of pollution are widely known. Humans have made such a large impact on the environment that we have influences the quality of air, water, and land on a dramatic level. If we continue down that path that we are taking the quality of the environment will affect the ecosystem drastically. But how do we reverse human impact?
One person isn’t enough to cause even a dent in human impact. We as a society need to be less reliant on harmful forms of energy such as fossil fuels. This will help us reduce carbon emissions as well as harmful gasses put into the air.