水资源短缺是全球普遍关注的问题， 水质恶化更加剧了这一问题的严重性。
The shortage of water resources is the popular pay close attention issue in all over the world and worsen of water quality aggravates the problem more seriously.
目前，河流退化已被公认为一个全球性的生态环境问题，受到国际社会的普遍关注。
At present, river deterioration has been already accepted as a global environment problem and been widely concerned by the international society.
全球气候变化问题是当今国际社会普遍关注的热点之一，减少温室气体排放、保护全球气候是目前世界各国面临的重大问题。
Climate change has become a hot point involved in global environmental issues. Control the green house gas emission and protect the global climate is the major issue at present.
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