The Giants defence will do everything it can to pressure Tom Brady in Super Bowl XLVI, and the way the front four has been playing lately it's more a matter of what happens when the pass rush closes in on the Patriots quarterback.

What began as a series of environmental "teach-ins" in the U.S. 42 years ago against a backdrop of student protests opposing the Vietnam War has turned into a global event that encompasses everything from tree planting in Indonesia to marches on Parliament Hill.