水資源短缺-雅思優(yōu)秀作文參考
2023-06-07 13:57:41 來(lái)源:中國(guó)教育在線
水資源短缺-雅思優(yōu)秀作文參考,同學(xué)們一定也想要了解雅思優(yōu)秀作文是怎樣寫的,那么有關(guān)于水資源短缺話題的雅思作文是怎樣的呢?今天中國(guó)教育在線就來(lái)為大家分析這個(gè)問(wèn)題。
水資源短缺-雅思優(yōu)秀作文參考
What are the causes of water shortage?Please also offer some solutions to deal with this problem.
水資源短缺的原因是什么?并且提出一些方案來(lái)解決這個(gè)問(wèn)題。
Since the beginning of time,water has been shaping the face of the earth.Water sustains human life,our environment and our cultures.But the global demand for water is increasing and the destruction of water-dependent ecosystems has accelerated.
From my point of view,the main reason of scarcity of water resource is the rapid population growth,especially in developing countries.In order to meet the great demand for water,people exploit water resource in various ways.Water supply sources are being stretched to their limits.And surface and groundwater pollution is increasing rapidly.Research indicates that over 1 billion people still do not have access to safe water supplies and over 1.7 billion do not have access to adequate sanitation facilities.
Another reason is the development of industry and agriculture.In some developing countries,some private factories make use of water resource low-efficiently and make much pollution.Irrigated agriculture also contributes to water scarcity.Despite the high yield,irrigation is extremely water intensive.It takes about 1,000 tons of water to grow one ton of grain and 2,000 tons to grow one ton of rice.
Finding solutions of the problem involves the increase of worldwide awareness and international cooperation.Every individual should realize water crisis and save water.As to the government,some effective measures should be taken,including erecting modern irrigation systems and increasing the number of sewage water recycling plants.Building more dams can also be an effective solution.Dams play an important role in detaining the surface rain water flowing from the mountains and would prevent the loss of rainwater straight into the sea.
考官評(píng)分:8分。
資深老師解析:解釋型題目,使用的是一邊倒的結(jié)構(gòu)。
有史以來(lái),水一直在塑造著地球的表面。水支撐著人類的生命、我們的環(huán)境和我們的文化。但是全球水資源的需求量在不斷增長(zhǎng),對(duì)依賴水資源的生態(tài)系統(tǒng)的破壞不斷加劇。
在我看來(lái),水資源缺乏的主要原因是人口的迅速增長(zhǎng),尤其是在發(fā)展中國(guó)家。為了滿足對(duì)水的大量需求,人們以各種方式開采水資源。水源將近枯竭。同時(shí),地表水和地下水的污染在加劇。研究表明,超過(guò)10億人仍然未能使用上安全的供水系統(tǒng),超過(guò)17億人沒(méi)有足夠的衛(wèi)生設(shè)施。
另一個(gè)原因就是工農(nóng)業(yè)的迅速發(fā)展。在一些發(fā)展中國(guó)家,一些私人工廠低效率地使用水資源并且產(chǎn)生了大量的污染。農(nóng)業(yè)灌溉也導(dǎo)致水資源的缺乏。盡管灌溉可以高產(chǎn),但它要用很多水。種植一噸的谷物大約需要1 000噸的水,種植一噸的稻米大約需要2 000噸的水。
尋找解決這個(gè)問(wèn)題的辦法需要全世界人對(duì)這個(gè)問(wèn)題的關(guān)注和國(guó)際合作。每個(gè)人都應(yīng)該意識(shí)到水資源的緊缺并節(jié)約用水。至于政府,則應(yīng)采取一些有效的措施,包括建立現(xiàn)代灌溉體系,增加污水循環(huán)利用的工廠。建造更多的大壩也是一個(gè)有效的解決辦法。大壩在截流從山脈流下的地表水方面起著重要作用,它將防止雨水直接流到海里造成流失。
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