节约用水，又称节水。是指通过行政、技术、经济等管理手段加强用水管理，调整用水结构，改进用水方式，科学、合理、有计划、有重点的用水，提高水的利用率，避免水资源的浪费。
水资源短缺的英语作文一：
Firt, water conervation tip:
1, toy for children intimate partner. But ome toy (uch a water pray gun) need to conume water, not worthy of recommendation, particularly in the area of water carcity, but alo hould not be ued. There are ome naughty young people, leading in the water below a big fight with each other水仗water, water cattered, very happy, inidiou, clean the wet ground, in the pat, the pedetrian wa cared, a large number of Water i alo wated. More bad!
2, wahing utenil in the home water-aving wahing utenil, the bet dihe on the firt paper to remove the oil, and then hot water again, and finally with more warm water or cold running water.
Second, take a bath of water-aving:
With hower nozzle: (1) Intitute of regulating temperature. (2) not to head to open water from tart to finih, and hould not open. (3) a far a poible before you get wet from head to toe, on the whole body oapTu, the lat running water. Do not eparate hampoo, wahing upper body, lower body and foot wahing. (4) to concentrate on taking a bath, eize the time, do not refrain from being wahed or ide chat edge. Let alone in the bathroom and a good friend of a big fight. To remember: Time i the water! (5) not to ue the opportunity to take a bath "in paing" the clothe, hoe. Bathing in the bathtub, we hould pay attention: Do not over water, pot 1/3-1/4 ufficient. Third, water-aving toilet:WWw.hAOzuowEn.com
(1) If you think that the toilet tank i too large, can be a piece of bricktank filled with water or a large drink bottle, in order to reduce the volume of fluhing water every time. It hould be noted, brick or drink bottle of water tank on the prejudice component of the local campaign. (2) water tank leakage i alway the mot influent rubber ealing lax than irrigation, water filled with later flow away from the overflow hole; outlet ealing rubber lax devacularization not take water into the pipe do not topped to water. (3) dometic watewater collection fluh toilet, you can ue a trip of water, aving water. (4) garbage regardle of ize, thickne, hould be clear from the garbage channel, rather than water from the toilet to Chong.
水资源短缺的英语作文二：节约用水
The world i not only hungry,but alo thirty for water. Thi may eem trange to you, ince nearly 75 % of the earth' urf-ace i covered with water. But about 97% of thi huge amount i ea water, or alt water. Man can only drink and ue the other 3% -- the freh water that come from river, lake,underground, and other ource. And we cannot even ue all of that, becaue ome of it i in the form of iceberg and glacier. Even wore, ome of it ha been polluted.
However, a thing tand today, thi mall amount of freh water, which i contantly being replaced by rainfall, i till enough for u. But our need for water i increaing rapidly-- almot day by day. Only if we take tep to deal with thi problem now can we avoid a evere worldwide water hortage later on. A limited water upply would have a bad effect on agriculture and indutry. Let me give you jut one mall exampie of how neceary water i to indutry. Did you know that to produce a ingle ton of teel, it take about 91, 000 liter of water?
We all have to learn how to top wating our preciou water. One of the firt tep we hould take i to develop way of reuing it. Experiment have already been done in thi field, but only on a mall cale. For u, the ytem are a important a the pacecraft.