"Part of the problem is that many cities have a “Toss-All-You-Want” trash system, whereby there’s no incentive to produce less trash volume. To that end, we talk with Lisa Skumatz, an economist for a Colorado consulting firm that helps cities deal with their trash. Skumatz is a champion of the “Pay-As-You-Throw” model, which targets trash free-riders with significant results." (Quoted from article)