Thecurrentsituationofwaterresources Waterscale Waterscaleisaglobalproblem,affectingmorethan2billionpeopleworldwide Itiscausedbyacombinationoffactorssuchaspopulationgrowth,industrialization,andclimatechange Waterscalecanleadtowaterstress,whichcanhavenegativeimpactsonagriculture,industry,andtheenvironment Severewaterpollution ...
Waterfoundonthesurfaceoftheearth,suchasrivers,lakes,andstreams Groundwater Waterstoredinthe ground,commonly foundinacquisitions Oceanwater Thevastbodiesofwaterthatcoversmostoftheearth Theimpactofwaterresources 01 Floodsanddroughts Whenthereistoomuchortoolittlewater,itcancausenatural disasterssuchasfloodsor...
1 The global water resources 96.53% 3.5% Ocean water Lake salt water Fresh water Hydrosphere 1.74% Glacier others Easy to use fresh water Land water river water Freshwater lakes Shallow groundwater Total amount of water on Earth is about 13.8 × 108km3, 96.5% of which are Oceanwater, ...
•Maybe,it’snothingofadropofwater.Infact,ifwegoonlikethis,oneday,thelastdropofwaterwedrinkisourtear.•Whetheryoubelieveitornot,Ido.•Fromeverylittlething Savingwateristheresponsibilityofeveryone QuestionandAnswers •Theshortageofwaterresourcesisnotterrible,theterribleisthatwearenotawareofthispoint.What...
Water Resources Water is essential to life on Earth. Humans can live for more than month without food, but we can live for only a few days without water. Two kinds of water found on Earth: Fresh water, the water that people can drink, contains little salt. Salt water, the water in ...
wastewater 其实，人类现在是慢性自杀，他们毫不痛惜地污染、浪费水资源 So,ifwedon'tcherishwaterresourcesofwords,thefuturedownonearththelastdropoftearsishisownwill.所以，如果我们不珍惜水资源的话，所以，如果我们不珍惜水资源的话，将来地球上流下的最后一滴水将是自己的眼泪。自己的眼泪。
水能英语PPT WaterPower CONTENTS 1.thedistributionofwaterresourcesinChina2.ThreeGorgesDam三峡水电站 Distributionofwaterresources 3.Generatingcapacityofhydropowerstation4.avideoabouttheThreeGorgesDam Whatcanwedowithwater?1.drink2.takeashower3.irrigate[ˈɪrɪˌɡet]灌溉4.watertransportation 5.generate...
Understandingofwaterresourcesstatus 8Thefreshwaterresourcesontheearthaccountforthetotal6waterresources（）4 A.1%-2%C.3%-4%B.2%-3%D.4%-5%20ABCD15Doyouthinkitnecessarytosavewater（）105 MAN WOMAN MANWOMANABCD A.Ofcourse B.Maybe C.No 0 2 Attitudestowardsusingwater Whatdoyouthinkthe...
4、 increasing demand on water resources and water quality, urban water system b becomes more energy intensive, with higher GHG emission contributing directly to the climate changeQingdao Case: WEN in water supply青青岛岛: :供水中的水资源-能源问题Xiangyang Case: Sludge to energy襄襄阳:阳:污泥能源...
In recent years, the Dian lake become rich nutritional , the color of water become dark yellow or green. And organic pollution was serious, nitrogen(氮), phosphorus(磷) and arsenic(砷) deposit on the bottom of lake,which promotes the growth of algae(蓝藻) or eichhornia crassipes(凤眼莲). ...