In this issue: 1- Thirteenth Meeting of the Parties to the Montreal Protocol on Substances that Deplete the Ozone Layer, Colombo, Sri Lanka; 16-19 October 2001 2- "Green" Chemicals Harming Ozone Layer 3- 2001 Ozone Hole About the Same Size as Past ThreeYears 4- Interaction of Climate Change and Ozone Depletion Multiplies Risks 5- Investigators Expose Smuggling of Ozone Depleting Chemicals