pollution and personal environmental impact
POLLUTION The next series of questions are going to look at the impact of littering: specifically, cigarettes. One cigarette filters (butt) has a mass of about 0.17 grams and is 0.5 milliliters in volume (http://www.longwood.edu/cleanva/cigbutthowmany.htm). There are estimated to be 1 billion (1,000,000,000) smokers on Earth. Let’s assume each smoker has 1 cigarette each day […]