Students from around the world calculated their class mean and standard deviations for their footprints and posted them on our world map.
Do you see differences across the globe? If so, why do you think those differences exist?
Did you use the calculator to try to reduce your footprint down to the average from a citizen of another country? What changes would you have to make to lower your footprint in this way? Are you going to try and take some of these actions in your daily life?
Student Footprints >
the contamination is killing us
the contamination YES affects our health, studies show that ";there is a statistically significant association between the increase in air pollutant particles and asthma attacks, as well as an increase in the incidence and severity of asthma in children and adolescents" say that the more pollution increases in the air more people suffer from asthma or respiratory diseases, other consequences that can cause cardiovascular diseases. In the world, 1.3 million people die in a year due to urban air pollution.