Thoroughly compare and contrast the state of the environment in 1948 and today (don't focus on one aspect, but try to give a general overview). Particularly focusing on the US, would you say that environmental regulations have become necessary during this transition period? Why or why not? What key events justify your position?
It must be at least two pages long and have at least 3 citations from valid sources (no wiki-anything; use .gov, .edu. or .org websites) and should avoid direct quotes from others; rather relying on your own synthesis.