Unit 1 The Environment and Environmental Problems Part One Text A Environment New Words and Phrases Exercises Part Two Text B Environmental Pollution New Words and Expressions Exercises Reading Material Unit 2 Population Resources and Environment Part One Text A Population Explosion New Words and Phrases Exercises Part Two Text B The Resources and the Environment New Words and Phrases Exercises Reading Material Unit 3 Energy Source Part One Text A Energy Source Basics New Words and Phrases Exercises Part Two Text B Energy Crisis New Words and Phrases Exercises Reading Material Unit 4 The Ecological Destruction Part One Text A Erosion New Words and Phrases Exercises Part Two Text B Forest Destruction New Words and Expressions Reading Material Unit 5 Biodiversity Part One Text A Biodiversity New Words and Phrases Exercises Part Two Text B Biosafety New Words and Phrases Exercises Reading Material Unit 6 Greenhouse Effect Part One Text A Greenhouse Effect Basics New Words and Phrases Exercises Part Two Text B The Principle and Hazard of Greenhouse Effect New Words and Phrases Exercises Reading Material Unit 7 Ozone Layer Depletion Part One Text A Ozone Layer Depletion New Words and Phrases Exercises Part Two Text B Ozone Depletion New Words and Phrases Exercises Reading Material Unit 8 Acid Rain Unit 9 Water Resources Unit 10 Water Environment Unit 11 Marine Environment Unit 12 Solid Waste Unit13 Soil Resources Unit14 Physical Environment Unit15 Sustainable Development Unit16 Environmental Protection Management 附錄1 參考譯文 附錄2 參考答案 參考文獻(xiàn)