内容简介
Unit 1
Part A New Estimates of Oil and Gas Resources in Alaska
Part B "Black Holes"Aren't Holes at All
Unit 2
Part A Poplar Trees Help Clean up the Environment
Part B Trees Could Affect Land Use,Reduce Skin Cancer
Unit 3
Part A The Impacts of Composting
Part B Converting Wet Bio-waste into Energy:Alternative to Land Application?
Unit 4
Part A ACID RAIN:What's the Solution
Part B Tropical Rivers Exhale Millions of Tons More CO2 than Thought
Unit 5
Part A Bioremediation-using the Trophic Diversity of Bacteria to Solve Environmental Problems
Part B Cancer and the Environment
Unit 6
Part A Obsolete Pesticides Threaten Environment
Part B Golf is an Environmental Hazard
Unit 7
Part A Garbage-Potential Resources
Part B Imagine No Restrictions on Fossil-fuel Usage and No Global Warming!
Unit 8
Part A Abundant Resources for Making Foods
Part B Pollution-related Diseases Kill Millions of Children a Year
Unit 9
Part A What's Wrong with Our Weather
Part B New Research Could Spearhead Permanent Nuclear Waste Storage
Unit 10
Part A The Oceans——Man's Last Great Resource
Part B Everybody's Problem——Hazard Waste
Unit 11
Part A New Technology of Air Pollution Control
Part B Garbage in,Garbage out
Unit 12
Part A Water Problems
Part B Diesel Particles in Air Slow Kids'Lung Development
Unit 13
Part A Basic Factors in Water Analysis
Part B Thunderstorms Are Affected by Pollution
Unit 14
Part A Solid Waste Disposal
Part B The Time Is Now
Unit 15
Part A Biological Treatment System
Part B The Invisible World of Industrial Gas
Unit 16
Part A Health Effects of Noise
Part B War Affects the Environment
Unit 17
Part A Water Purification
Part B Summary of EIA
Unit 18
Part A Water Treatment Processes
Part B Thermal Pollution
Afterclass Readings
Ⅰ Microbial Ecology
Ⅱ Fungus
Ⅲ Is All Environment about Wildlife?
Ⅳ Biological Control:Bacillus Popilliae
参考译文
Keys to Exercises
词汇表