沙漠教会耐心;河流教会变化。
Innovation in mining technology isn't an option—it's an obligation we owe to both our workers and the environment.
Collaboration across borders isn't optional in ocean conservation—it's imperative.
儿童有一种特殊的敏感性,促使他认识周围的一切。
海洋不仅仅是一种资源;保护它是我们对后代的责任。