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The Atmospheric dynamo is a pattern of electrical currents that are set up in the Earth's ionosphere by multiple effects, mostly the Sun's solar wind, but also the tides of the Moon and Sun.[1][2] The currents flow in circuits between the poles and the equator, but they are not well understood.[3]
See also

Dynamo
Solar dynamo

References

Ratcliffe, J A (1972). An Introduction to Ionosphere and Magnetosphere. CUP Archive. p. 86. ISBN 978-0-521-08341-6.
White, Marvin L. (1957), "On the atmospheric dynamo theory", Journal of Geophysical Research, 62 (2): 329–330, Bibcode:1957JGR....62..329W, doi:10.1029/JZ062i002p00329

NASA - Sounding Rockets Study How Winds In Space Drive Currents in the Upper Atmosphere

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Atmospheric electricity
General

Geophysics Atmospheric science Atmospheric physics Atmospheric dynamics Atmospheric dynamo Atmospheric chemistry Earth's magnetic field

Electromagnetism
ELF/VLF emissions

Radio atmospherics Whistlers Chorus Hiss

Optical emissions

Upper-atmospheric lightning Sprites St. Elmo's fire Ball lightning

Sources

Solar irradiance Lightning Equatorial electrojet

Applications

Electrodynamic tethers Magnetotellurics

People

Georg Wilhelm Richmann Egon Schweidler Nikola Tesla George Simpson Charles Thomas Rees Wilson

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Magnetospherics
Submagnetosphere

Atmospheric circulation Aurora Earth's magnetic field Geosphere Jet stream Polar wind

Earth's magnetosphere

Birkeland current Bow shock Ionosphere Magnetopause Magnetosheath Magnetosphere Magnetosphere chronology Magnetosphere particle motion Plasmasphere Ring current Van Allen radiation belt

Solar wind

Coronal cloud Coronal mass ejection Solar flare Geomagnetic storm Heliosphere Interplanetary magnetic field Heliospheric current sheet Heliopause Solar particle event Space climate Space weather

Satellites

Full list Arase (2016) Cluster II Double Star Geotail IMAGE MMS (2015) Polar THEMIS Van Allen Probes Wind

Research projects

EISCAT HAARP SHARE
Unwin Radar SuperDARN Sura Ionospheric Heating Facility

Other magnetospheres

Hermian Lunar Jovian Ganymedian Saturnian Uranian Neptunian

Related topics

Flux tube Gas torus Lunar swirls Planetary rings
Jupiter Saturn Uranus Neptune

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