Polar mesospheric summer echoes
id:
polar-mesospheric-summer-echoes-295-6063263
title:
Polar mesospheric summer echoes
text:
Polar mesospheric summer echoes (PMSE) is the phenomenon of anomalous radar echoes found between 80 and 90 km in altitude from May through early August in the Arctic, and from November through to February in the Antarctic. These strong radar echoes are associated with the extremely cold temperatures that occur above continental Antarctica during the summer. Rocket and radar measurements indicate that a partial reflection from a multitude of ion layers and constructive interference causes at leas
brand slug:
wiki
category slug:
encyclopedia
description:
original url:
https://en.wikipedia.org/wiki/Polar_mesospheric_summer_echoes
date created:
date modified:
2024-01-29T21:44:10Z
main entity:
{"identifier":"Q7209089","url":"https://www.wikidata.org/entity/Q7209089"}
image:
fields total:
13
integrity:
13