EPA, environmental protection agencyA study conducted by the EPA in 1990 showed that tiny particles (1/13 of a human hair) can affect our health as significantly as larger particles.Based on this, in 1997 the EPA enacted a more rigorous standard for ozone (a basic ingredient in smog). The Supreme Court has ruled that the EPA has the jurisdiction to issue new standards under the Clean Air Act without consideration of economic costs.

1. Which areas of our environment have we failed to protect.
2. What do we need to protect that area of the environment and what type of laws do we need to do so?