The invention relates to a method for supplying desert countries with fresh water. To do this, icebergs of a predetermined size drifting in Antarctica are packed in water-tight flexible wrappings. The sea water also included in the packing is pumped out from the wrappings. The wrappings are ...
C。解析:过度开采地下水(Over - exploiting underground water)和在工业生产中浪费水(Wasting water in industrial production)以及忽视节水(Ignoring water conservation)都会加剧水资源短缺问题。海水淡化(Desalination of seawater)是解决淡水短缺的潜在方案。反馈...
There are parts of the world where there is23 fresh water. In the Arab countries, salt water can be made safe to drink.This is done by freezing or boiling it. The salt is left 24 and the clean water is then taken off. This process is very 25 ,but in some areas this is the only...
Some people think they have the right to use as much fresh water as they want, while others believe governments should tightly control the use of fresh water as it is a limited resource. Discuss both views and give your opinion. Give reasons for your answer and include any relevant examples...
Some of the earth's examples include fresh water, soil, timber, solar energy, and wind. Renewable resources can be replaced naturally, despite being depleted by humankind. On the other hand, non-renewable natural resources such as metal ores, fossil fuels, and earth minerals have a finite sup...
aFarmers use 70% - 85%of the world fresh water to produce food. People usually don't pay much attention to how much water industry(工业) uses, but you may be surprised to know that industry uses 59% of the water in developed countries.[translate]...
the villagers could have the water run directly to their homes."可知村民不能直接在家用水的原因是他们 没钱买水管。 故选D。 43. C 【解析】细节理解题。 根据第三段第二句“ Why not provide the poor people with 'WaterCredit'-the money lent to them that can be paid back over two years?"...
The Great Lakes between the US and Canada are the largest bodies of fresh water in the world.For a long time,people lived happily beside the Lakes until the countries began to build factories along the shores.Pollution was killing the Lakes,Pretty soon,the Lakes’ ecosystem(生态系统)was not...
The sadness of the whole situation is that if they could pay for pipe (水管), which carry the water to the communal water taps, the villagers could have the water run directly to their homes. To help the villagers get the water, Damon and White came up with a good idea. Why not ...
People there need topay much money for fresh vegetables imported(进口from other countries.However, the sea around Tuvalu is cleaner thanany other part of the world because there aren't anylarge factories in the country. This beautiful countrywith clean sea attracts many foreigners every year. ...