Paper4trees is a waste minimisation and tree planting programme for NZ schools and preschools. We encourage schools to recycle their paper and cardboard by providing 30 litre recycling bins (free of charge) for every room that generates paper and cardboard waste. When these bins are full, the contents then need to be emptied into the schools main kerbside recycling collection bin, or taken to the local recycling centre. As an incentive to divert as much paper and cardboard from...