地ち球きゅうサミット

noun

Earth Summit

Refers specifically to the United Nations Conference on Environment and Development (UNCED) held in Rio de Janeiro in 1992, or similar high-level international environmental conferences.

• 1992年ねんにリオデジャネイロで地ち球きゅうサミットが開かい催さいされた。

  The Earth Summit was held in Rio de Janeiro in 1992.