(par 5.2.0) I=PAT (Impact of human activity on the environment) (from wikipedia)
http://en.wikipedia.org/wiki/I_%3D_PAT From Wikipedia, the free encyclopedia I = PAT is the lettering of a formula put forward to describe the impact of human activity on the environment. I = P × A × T In words: Human Impact (I) on the environment equals the product of P= Population, A= Affluence, T= Technology. This describes how our growing population, affluence, and technology contribute toward […]