On the other hand, the current priority of achieving a high level of material recovery from waste is resulting in the need to collect data on waste in tons. The practice shows that information on MSW in tons allows better evaluation of the impact of current policies. Therefore, the published information on MSW in m3 is based on estimation and information in tons is a combination of direct weighing of MSW and recalculation of m to tons using a factor of 0.2 t/m .