You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is Among the following, which of the following is/are the greatest contributors to global warming as a consequence of human activities and life style ? and explain in detail?
Carbon dioxide is not commonly regarded as an air pollutant it is a natural constituent of air. It does not take pa in any significant chemical reactions with other substances in the air However, it could increase global temperature enough to affect climate markedly