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(单词翻译:双击或拖选)
Consumption of natural resources rises dramatically every year as the human population increases and standards of living ris
[00:08.65]Between 1950 and 1990 the world population doubled to 5.3 billio
[00:16.09]with nearly 80 percent living in developing ,or poorer nation
[00:21.24]The large,developed nations,however,are responsible for the greatest consumption of natural resources because of their high standards of livin
[00:30.90]Conservation education and the thoughtful use of resource
[00:35.11]is necessary in the developed countries to reduce natural-resource consumptio
[00:41.77]To protect natural resources from pollution,individuals,industries,and governments have many obligation
[00:49.01]These include prohibiting or limiting wastewater and airborne pollutant1
[00:54.62]preventing the production of radioactive material
[00:57.86]and regulating drilling and transportation of petroleum2 product
[01:02.98]Failure to do so results in contaminated air, soil,rivers,plants,and animals.
[01:10.16]For example,if governments required that all oil tankers3 be fitted with double-layered frame
[01:17.09]the damages to fisheries and wildlife from the many oil spills of the 20th century may have been reduced.
1 pollutant | |
n.污染物质,散布污染物质者 | |
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2 petroleum | |
n.原油,石油 | |
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3 tankers | |
运送大量液体或气体的轮船[卡车]( tanker的名词复数 ); 油轮; 罐车; 油槽车 | |
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