Wikimedi'Òc

PSM V43 D476 Curve showing the electrical potential of the atmosphere.jpg - Ineuw

NearField-Earth-eField.png - Cmdrjameson

PSM V80 D080 The overcharged cloud with an inflow of negative fluid.png - Ineuw

PSM V80 D081 Outflow into the cloud which has less than its normal charge.png - Ineuw

PSM V80 D082 Inflow of negative fluid into the cloud.png - Ineuw

PSM V80 D082 Outflow of fluid from the cloud center.png - Ineuw

1911 Britannica - Atmospheric Electricity - Diurnal Variation.png - Clarice Reis

Average ion-pair production rates.png - BoH

Vertical potential gradient fairweather.png - BoH

Diurnal variation potential gradient.png - BoH

Upward Lightning.jpg - ELECTROPHORUS