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  1. Real Time Lightning Map :: LightningMaps.org

  2. What Causes Lightning and Thunder? - NOAA SciJinks

  3. What Causes Thunder and Lightning? - Science Notes and Projects

  4. 15 Things You Should Never Do During a Thunderstorm

  5. Understanding Lightning: Thunder - National Weather Service

  6. Thunder and Lightning - Center for Science Education

  7. Severe Weather 101: Lightning Basics - NOAA National Severe …

  8. What causes thunder and lightning? - Encyclopedia Britannica

  9. What causes thunder? - Scientific American

  10. 5 striking facts versus myths about lightning you should know