[ISO19115] 環境活動類 / Environment

與環境資源、保護和保存有關的主題，例如環境汙染、資源浪費、環境衝擊評估、環境監控風險、天然保育區、景觀。Environmental resources, protection and conservation. Examples: environmental pollution, waste storage and treatment, environmental impact assessment, monitoring environmental risk, nature reserves, landscape.