Please edit this writing. There are several errors in this writing.

People take out oil from the sands in AB so we can drive and leave tailings ponds. This caused a lot of damage to the land and negative impacts to wildlife. Natives get sick from eating too many fish from mercury and air pollution is another big problem. Oil spills get in the water and the soil and then the fish. Toxicity assessment of oil sands process-affected water using fish cell lines. We should stop poluting because it is bad for the environment.