Dear EarthTalk: What is the impact of all the littering that individuals do, largely from their cars and on highways? What can I do to help clean it up? How can we strengthen laws to prevent it?
Dear EarthTalk: My uncle worked for over a decade on the top floor of an office building with cell phone towers directly above him. He was recently diagnosed with cancer. Is there any scientific evidence of links between exposure to cell phone tower radiation and cancer?