The term Evolution means the change of a species over time to adapt to it's soundings. In the dictionary it says "the process by which different kinds of living organisms are thought to have developed and diversified from earlier forms during the history of the earth." It is also known as Natural selection.
They form from burning fossils fuels like coal and oil that put more carbon dioxide in the atmosphere. An example of its negativity affect is the melting ice caps it adds more heat which speeds up the melting process (duh) this is the change in animals and the environment and for and for plants it can cause a negative impact on growth.