Is no baby at all better than having a ‘zero waste baby’? As she reaches the end of her eco-mum experiment, Veronica Milsom considers the impacts overpopulation is having on the environment. Speaking to Dr Doug Stein, from the American documentary ‘The Vasectomist’, about why he believes giving out vasectomies is the ultimate waste saving measure, leads Veronica and her husband Nick to ask themselves whether or not they should have any more children.  Host: Veronica Milsom   Guest: Dr Doug Stein See omnystudio.com/listener for privacy information.