1. ecologist 生态学家
2. ecosystem 生态系统
We all have an interest in maintaining the integrity of the ecosystem. 维持生态系统的完整是我们共同的利益.
3. balance (of nature) 自然界生态平衡
4. fauna 动物群
Composition of birds fauna and habitats are also analysed and evaluated.文章还对库区鸟类的区系组成和生态环境进行了分析与评价.
5. flora 植物群
The subtropical island has a remarkably rich native flora.这个亚热带岛屿有相当丰富的乡土植物种类.
6. rain forest 雨林
7. food chain 食物链
This poses a threat to agriculture and the food chain, and consequently to human health.这会对农业和食物链造成威胁，由此而危及人的健康。
8. acid rain 酸雨
9. greenhouse effect 温室效应
The specific impact of the greenhouse effect is unknowable.温室效应的具体影响无法知道。
10. infrared radiation 红外线辐射
Radiative transfer of infrared radiation through the atmosphere is animportant geophysicl process.红外辐射在大气中的传输是重要的地球物理过程.
11. ozone layer (ozonosphere) 臭氧层
The ozone layer surrounding the earth protects our skin from being hurtby the ultraviolet rays.环绕地球的臭氧层保护着我们的皮肤免受紫外线的伤害.
Reflections from the ground and subsequent refractions by theozonosphere, cause the usual repeat focus pattern.地面的反射以及随后臭氧层的折射, 会引起那种常见的重复焦点现象.
12. ultraviolet radiation 紫外辐射
Ultraviolet radiation threatens other forms of life as well.紫外线辐射也威胁着其他形式的生命.
13. pollution 污染
14. pollution control 污染控制
15. air pollution 空气污染
16. water pollution 水污染
17. noise pollution 噪音污染
18. soil pollution 土壤污染
19. pollution-free 无污染
People would benefit greatly from a pollution-free vehicle.人们将享受到无污染汽车的诸多好处。
20. pollutant 污染物
21. noxious (toxic) 有毒的
Heavy industry pollutes our rivers with noxious chemicals.重工业产生的有毒化学品会污染我们的河流。
22. fumes (有毒)废气
23. waste 废物
Overcrowding has taxed the city's ability to deal with waste.人口过多使得城市的垃圾处理能力达到了极限。
24. solid waste 固体垃圾
25. sewage (wastewater) 污水
There should be greater treatment of sewage before it is discharged.污水排放之前应该进行更充分的处理。
26. sewage purification 污水净化
27. sewage disposal 污水处理
28. decibel (噪音)分贝
The decibel level was mounting.噪音在增强。