Pollution

<p>Acknowledgement</p><p>Pollution is the introduction of harmful materials into the environment. These materials are called pollutants. They can be created by human activity like trash and natural like volcanic ash. Pollutants damage the quality of water air and land. Pollution is a global problem. Air and water carry pollution into the ocean currents and migrating fish. Pollution is amongst the many things that harms our planet- once greener and healthier than it is now. Pollution is a dangerous phenomenon that is contributing to an array of health issues.</p><p>Exposure to high levels of air pollution can cause a variety of adverse health outcomes. It increases the risk of respiratory infections heart disease and lung cancer. &nbsp;Both short and long term exposure to air pollutants have been associated with health impacts. &nbsp;More severe impacts affect people who are already ill. &nbsp;Children the elderly and poor people are more susceptible.</p><p></p>