Cancer. The word itself often brings horrifc thoughts and memories to nearly every American as the chronic disease has touched the lives of countless people. What role does planning play in the exposure of carcinogenic materials to our citizens, and more importantly, how do we stop such exposure from happening altogether? In Kristina's new book, A New War on Cancer, she touches on the modern causes of cancer and how our built environment is often a culprit. While we as planners often get caug...