Aug 05, 2009 — Lots of people love a full, lush lawn. Personal green space for the kids, a tidy, open vista around the house, but it isn't easy, keeping a monoculture like grass. Lawns DO like a rainy summer like this one. And fertilizers and herbicides might help. But there's concern about water pollution from lawn chemicals. Julie Grant reports that some experts say you can use them, just don't over-use them.