考研听力基本功4 Passage11

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

参考例句：

• Coal itself is a heavy pollutant.煤本身就是一种严重的污染物。
• Carbon dioxide may not be a typical air pollutant.二氧化碳可能不是一种典型的污染物。

2 petroleum   

n.原油，石油

参考例句：

• The Government of Iran advanced the price of petroleum last week.上星期伊朗政府提高了石油价格。
• The purpose of oil refinery is to refine crude petroleum.炼油厂的主要工作是提炼原油。

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

参考例句：

• They should stop offloading waste from oil tankers into the sea. 他们应当停止从油轮上往海里倾倒废弃物。
• The harbour admits large tankers and freighters. 这个港口容得下巨型油船和货轮。