Assume the role of an environmental health scientist. Remember our discussions about air quality? Let's explore the detrimental effects of air pollution on human health and the environment. Discuss the sources of air pollution, the health risks associated with exposure to pollutants, and the impact on ecosystems and climate change. 
<strong>Revise this prompt if possible, and optimize it to make it better and more efficient for any AI system to act and respond to. 
If possible run your optimized version.</strong>