# Seasonal variations: Untimely or lack of rainfall, abnormal wind and air movement; the affliction of land, the drying up of water reservoirs and deterioration herbs. As a result, there is occurrence of infectious contact or ingestion of polluted food and water. (Cha. Sa. Vimana Sthana 3/20) | # Seasonal variations: Untimely or lack of rainfall, abnormal wind and air movement; the affliction of land, the drying up of water reservoirs and deterioration herbs. As a result, there is occurrence of infectious contact or ingestion of polluted food and water. (Cha. Sa. Vimana Sthana 3/20) |