- Approximately 1,000 thunderstorms are continuously in progress over the earth's surface.
- On average 100 people are killed every year by lightning in the USA alone and millions of pounds worth of damage is caused.
- A lightning strike usually carries between 35,000 and 40,000 amps.
- A single bolt can deliver temperatures upto 50,000 degrees celcius.
- Thunderclouds are believed to maintain the atmospheres electrical potential relative to the earth.