The correct answer is Groundwater poisoning.DisasterIt is an undesirable catastrophe resulting from forces that are largely beyond human control, strikes quickly with little or no warning, and causes or threatens serious disruption of life and property. For example, earthquakes, tsunamis, cyclones, floods, etc.Types of Natural DisastersAtmosphericBlizzards, Thunderstorms, Lightning, Tornadoes, Tropical Cyclone, Drought, Hailstorm, Frost, Heat Wave, or Loo, Cold Waves, etc. Therefore, A Cyclone is a type of atmospheric disaster. Hence, Option 4 is correct.TerrestrialEarthquakes, Volcanic Eruptions, Landslides, Avalanches, Subsidence, and Soil Erosion.AquaticFloods, Tidal Waves, Ocean Currents, Storm Surge, and Tsunami.BiologicalPlants and Animals as colonisers (Locusts, etc.). Insects infestation, fungal, bacterial, and viral diseases such as bird flu, dengue, etc.Man-made disastersHuman-induced disasters are very dangerous catastrophes caused by humans.Chemical spills, hazardous material spills, explosives, chemical or biological attacks, nuclear blasts, rail accidents, airline crashes, or groundwater poisoning are all instances of man-made disasters. Hence, Option 3 is correct.