"People do thank us but the kids have always done it - they don't really know why they're being thanked. They know littering is the wrong thing to do and picking it up is the right thing to do.

The bill for clearing up litter is £1 billion per year - that's enough to fund 33,000 extra nurses! So to help Britain clean up its act, should we get 11-year-old school kids to pick up litter as ...