The Yangtze River provides one third of the country's freshwater resources, but it has met lots of environmental problems in recent years, such as heavy pollution and overfishing.

长江提供全国三分之一的淡水资源，但它近年来遇到了很多环境问题，如重污染和过度捕鱼。

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This suggests that the quality of life of those relying on the river as a freshwater source could be improved considerably by addressing the individual pollution problems.

这也说明依靠河流作为淡水资源来源的人们其生活质量可通过解决个别污染问题而得到提高。

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Poor sanitation also contributes significantly to water pollution—adding to the cost of safe freshwater for households, and reducing the production of fish in rivers and lakes.

较差的卫生条件也大大加重了水污染， 从而增加了家庭的安全饮用水费用，降低了河湖渔业产量。

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Equally worrying scenarios are predicted for freshwater ecosystems and coral reefs if currents levels of pollution are not reduced.

FORBES: The Future of Life On Earth: A Two-Part Discussion

The aim of the pavilion is to create a global vision of the challenges represented by the pollution of oceans and the lack of freshwater.

UNESCO: Indigenous Peoples

These include increasing social disparities and inequity, population growth, climate change, the deterioration and pollution of the environment, the unsustainable use of freshwater and depletion of ocean resources, as well as increasing cases of natural and human-made disasters.

UNESCO: Social and Human Sciences