Unexploded ordnance

Explosives that have not fully detonated British and Belgian officers stand beside an unexploded German shell in Flanders, during World War I. Dud shell lodged in a tree, Argonne Forest, World War I Part of a series onPollutionAir pollution from a factory Air Acid rain Air quality index Atmospheric dispersion modeling Chlorofluorocarbon Combustion Exhaust gas Haze Household air pollution Global dimming Global distillation Indoor air quality Non-exhaust emissions Ozone depletion Particulate matter Persistent organic pollutant Smog Soot Volatile organic compound Biological Biological hazard Genetic Illegal logging Introduced species Invasive species Digital Information Effects of violence in mass media Electromagnetic Light Ecological Overillumination Radio spectrum Natural Ozone Radium and radon in the environment Volcanic ash Wildfire Noise Transportation Health effects from noise Marine mammals and sonar Noise barrier Noise control Soundproofing Radiation Actinides Bioremediation Depleted uranium Nuclear fission Nuclear fallout Plutonium Poisoning Radioactivity Uranium Radioactive waste Soil Agricultural Land degradation Bioremediation Defecation Electrical resistance heating Ille