rootbrowseIAC-07A6session 22. Modeling and Risk AnalysisPapers1. Invited Paper: Modelling of the GEO Debris Environment Based on ESA-SDT Observations2. Recent Space Debris Modeling Activities of ISRO and Salient Results 3. An Analysis Of The Orbital Distribution Of Solid Rocket Motor Slag4. Space Debris Modeling In Japan5. Assessment Of Collision Risk Effects On Low Earth Orbits Due To Satellite Breakups6. Classification of Zones of Conflicts of Orbital Bodies7. Analysis Of Collision Probability With TLE Data8. Instability Of Historical LEO Debris Populations9. Space Safety Trajectory Optimization with Break-ups and Impacts using ASTOS at ESA