translation.en: But in the last decade, we've seen the combined effects of climate change, population growth and competition for water resources threaten these vital lifelines and water resources.
translation.zh: 但在过去几十年间，我们看到 气候变化、人口增长 和水资源争夺带来的后果， 已经威胁到我们赖以生存的水资源。