Table 2 The theme extraction results of rainstorm science communication.
Topic | Theme naming | Topic keywords (top 15) | Average theme weight | Type of knowledge |
|---|---|---|---|---|
Topic 1 | Guidelines for traffic and outdoor risk avoidance | Matters needing attention, Hidden danger, Life and property, Heavy rainstorm, Water blocking plate, Destructive power, Low-lying land, Rainy transportation, Cannot be opened, Passage in force, High beam, Flashlight, Life jacket, Warning water level, Safety accidents, Fireman | 0.161853223 | Practical knowledge |
Topic 2 | Dietary health and epidemic prevention safety after rain | Infectious diseases, Catastrophic, Adverse factors, Precautions, Sewer, Sanitation and epidemic prevention, Health protection, Sanitary conditions, Parasite, Water pipe, Landfill, Treatment plant, Center for Disease Control and Prevention, Natural focal diseases, Intestinal infectious diseases | 0.160569876 | Conceptual knowledge |
Topic 3 | Lightning protection and electrical safety guidance | Safety guidelines, Safety hazards, Billboards, Firefighters, Electrical poles, Fire safety factors, Electric shock prevention, Building life, Property, Transformer casualties, Lightning protection, First aid kits, Emergency rescue and disaster relief | 0.183453402 | Practical knowledge |
Topic 4 | Formation and prevention of secondary disasters caused by rainstorms | Strong convection, Heavy precipitation, Natural disasters, Life and property, Defense guidelines, Emergencies, Geological disasters, Secondary disasters, Prevention measures, Flood disasters, High incidence periods, Self-protection, Tornadoes, El Niño, Weather phenomena | 0.176872001 | Theoretical knowledge |
Topic 5 | Enterprise production and home safety | Preventive measures, Destructive power, Chemicals, Casualties, Economic losses, Life and property, Safety accidents, Indoor environment, Flammability and explosion, Danger, Mass casualties, Defense guidelines, Property damage, Severe situation, Try to reduce as much as possible | 0.154871114 | Conceptual knowledge |
Topic 6 | Rainstorm warning and rainstorm cause explanation | Heavy rainfall, Rainstorm, Severe convection, Potential safety hazard, Meteorological observatory, Flood disaster, Continuous urban drainage, Weather forecast, Fire safety, Strong precipitation, Ponding, Siege, Common sense, Accidents at home in rainy days | 0.16212611 | Theoretical knowledge |
