A lot of pollution is 'out of site, out of mind'. I've had two run-ins with basic runoff pollution, swimming in the ocean Brazil and Sri Lanka. In both cases I

A lot of pollution is 'out of site, out of mind'. I've had two run-ins with basic runoff pollution, swimming in the ocean Brazil and Sri Lanka. In both cases I swam out a few meters and into a mass of garbage: diapers, plastic bags, crisp bags etc. I remember thinking if it's happening here, it's happening everywhere.