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addicted

a.

dependent on something, esp. a drug 成瘾的

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ailing

v.

to be ill and grow weak 生病

atmosphere

n.

the mixture of gases that surrounds any heavenly body, esp. the earth 大气（层）

carbon

n.

碳

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consequence

n.

result 结果

consumer

n.

a person who buys and uses goods and services 消费者

convenience

n.

itness; suitableness; the quality of being convenient 方便an apparatus, service, etc., which gives comfort or advantage 便利设施或用具

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deforest

v.

to cut down the forests 砍伐（森林）

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dioxide

n.

二氧化物

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downwind

a.

in the direction that the wind is moving 顺风处

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ecosystem

n.

生态系统

element

n.

a necessary part of a whole 成份；要素

environment

n.

the surrounding physical and/or social conditions 环境

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evaporate

v.

change into steam and disappear 蒸发

expert

n.

a person with special knowledge or training 专家

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exploitation

n.

the act of employing to the greatest possible advantage开采

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fossil

n.

化石

global

a.

of or concerning the whole earth 全球的

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greed

n.

strong desire to obtain a lot or more than what is fair 贪心，贪婪

greenhouse

n.

a glass building used for growing plants 花房，温室

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inexhaustible

a.

which is in such large amounts that it can never be finished 取之不竭的，用不完的

isolate

v.

separate from others 使…孤立，使…隔离

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nurture

v.

to give care and food to 养育

oxygen

n.

氧

petroleum

n.

a mineral oil obtained from below the surface of the Earth 石油

planet

n.

a large body in space that moves round a star, esp. round the sun 行星

pollute

v.

to make (air, water, soil, etc.) dangerously impure or unfit for use 污染

priority

n.

the state, quality, position, or right of being first in position or earlier in time; 优先（权），重点
something that needs attention, consideration, service, etc., before others 优先考虑的事

product

n.

something (useful) produced by growth or from the ground, or made in a factory 产品

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purify

v.

to make pure 使…纯净，净化

release

v.

the act of setting free 释放，放出

source

n.

a place from which something comes 来源

specific

a.

detailed and exact 明确的，具体的
particular 特定的，特有的

strategy

n.

a particular plan for winning success in a particular activity, as in war, a game, a competition, or for personal advantage 战略，策略

trap

v.

to catch by a trick or deception设陷阱，诱捕
to holdback, block挡住，拦住

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tread

v.

to walk on, over, or along 在…上走
to walk or step 践踏

wisdom

n.

the quality of being wise 智慧