The respiratory system is a group of organs and tissues that work together to help you breathe. The main parts of the respiratory system are the nose, throat, and lungs. The respiratory system brings oxygen into your body and gets rid of carbon dioxide. Oxygen is needed for the cells in your body to work properly. Carbon dioxide is a…
Air pollution is a big problem. It’s not just in big cities, either. Air pollution can be found in small towns and rural areas, too. There are many different types of air pollution, and each type has different effects on our health. The main types of air pollution are: 1. Particulate matter (PM) 2. Ozone (O3) 3. Nitrogen dioxide (NO2)…