noun, used as a prefix
earth observation
Used as a prefix in compounds such as 地球観測衛星 (earth observation satellite) or 地球観測プラットフォーム (earth observation platform). Not used as a standalone noun.
See also: 地球観測衛星 (ちきゅうかんそくえいせい)
地球観測衛星は気象データを収集する。
Earth observation satellites collect meteorological data.
地球観測技術の進歩は環境保護に役立つ。
Advances in earth observation technology help environmental protection.
A common compound using 地球観測 as a prefix, meaning 'earth observation satellite'.
Compound of 地球 (earth) and 観測 (observation).