It’s important to take a systematic approach to managing and reducing waste. A waste audit is the first step – once you understand the waste you’re creating, you can set reduction targets, monitor progress and evaluate your efforts. Concentrate on the biggest volumes of waste first, to have the biggest impact.
This guide from recycle.co.nz will help you prepare and carry out an audit of your waste.
A waste audit manual for small to medium enterprises, schools and non profit organisations - from Zero Waste New Zealand.
Check out this article for tips on managing your solid waste.