Have you ever wondered what you breathe while taking a walk or the beach or driving on a freeway? The answer is particulate matter (PM). By definition, PM is an aggregate of all hazardous particles- solid, liquid, or gas- suspended Continue reading
Significance of Particulate Matter Particulate matter, or PM, is defined as particles in our atmosphere that are small enough to be inhaled. Our project centers around two types of PM: PM 2.5 and PM 10. Both PM 2.5 and PM Continue reading
Intro: As the new decade has begun one of the main global focuses is reducing environmental pollutants. Lately there has been a major push towards electric vehicles to phase out the emissions from gasoline powered cars. However, the major sources Continue reading
Scientific literature makes it clear that small particles suspended in the air, especially those in the 1um to 2.5um diameter range, can have harmful effects on cardiovascular and respiratory health, especially when individuals are exposed at high levels or for Continue reading
We tend to take for granted the clean air that has been provided to us due to strict standards set by the EPA. A component of the pollution that must be controlled is called particulate matter (PM), small particles that Continue reading
What is particulate matter? Particulate matter (PM) is an air pollutant that is made of very small solid or liquid particles that are temporarily suspended in the air (Baird and Cann 119). To begin, it is important to recognize the Continue reading
If you work or live near the Mississippi River watershed you may be inadvertently contributing to the Gulf of Mexico’s dead zone, an area where fish and other marine life cannot survive. This section of the Gulf, which was measured Continue reading
Why should you care? For many people in California, smog checks are a mandatory thing every other year. This is to reduce the hydrocarbons, carbon dioxide, and nitrogen oxides that are released by the engine. Nitrogen oxides and hydrocarbons, also Continue reading
Feedback loops can be used to describe many systems. Negative feedback loops happen when the effects of the system don’t add to the causes of it. The effects of the system can weaken over time if the feedback loop interferes Continue reading
Cadmium in batteries Cadmium (Cd) is a metal used in almost every day of our lives. Cadmium joined with nickel creates a rechargeable battery called nicad. Nicad is used in rechargeable devices such as calculators as well as aviation batteries. Continue reading
