SECTION Ⅰ LESSONS 1
Lesson 1 WHAT IS POLLUTION? 1
Lesson 2 TYPES OF POLLUTION 3
Lesson 3 NATURAL WATER AND WATER POLLUTION 5
Lesson 4 OXYGEN IN WATER 9
Lesson 5 DISSOLVED OXYGEN 12
Lesson 6 BIOCHEMICAL OXYGEN DEMAND 15
Lesson 7 CHEMICAL OXYGEN DEMAND 18
Lesson 8 WASTEWATER TREATMENT 20
Lesson 9 BIODEGRADATION 24
Lesson 10 AQUATIC LIFE 27
Lesson 11 SAMPLING OF WATER SAMPLES 31
Lesson 12 EUTROPHICATION 34
Lesson 13 SURFACTANTS 38
Lesson 14 SEPARATION TECHNIQUE OF SAMPLES 41
Lesson 15 ION EXCHANGE AND SOLVENT EXTRACTION 45
Lesson 16 IMPORTANCE AND COMPOSITION OF THE ATMOSPHERE 49
Lesson 17 POLLUTANTS IN THE ATMOSPHERE 53
Lesson 18 SAMPLING OF AIR SAMPLES 57
Lesson 19 THE EFFECTS OF ATMOSPHERIC POLLUTION 62
Lesson 20 TEMPERATURE INVERSIONS 66
Lesson 21 THE GREENHOUSE EFFECT 69
Lesson 22 PHOTOCHEMICAL SMOG 73
Lesson 23 ACID RAIN 77
Lesson 24 STRATOSPHERIC OZONE 81
Lesson 25 RADIOACTIVITY 87
Lesson 26 ENVIRONMENTAL CHEMISTRY OF SOIL 93
Lesson 27 FERTILIZERS 97
Lesson 28 PESTICIDES 101
Lesson 29 EFFECTS OF NOISE POLLUTION 104
Lesson 30 THERMAL POLLUTION 108
Lesson 31 EFFECTS OF TEMPERATURE ON AQUATIC ORGANISMS 111
Lesson 32 ENVIRONMENTAL IMPACT ASSESSMENT 114
Lesson 33 HOW DO ECOSYSTEMS WORK? 117
Lesson 34 BIOLOGICAL CONTROL 121
Lesson 35 URBAN HEAT ISLAND EFFECT 124
Lesson 36 THE DEVELOPMENT OF ENVIRONMENTAL SYSTEMS 128
Lesson 37 THE URBAN ENVIRONMENT 132
Lesson 38 THE CRISIS OF ENVIRONMENT 135
SECTION Ⅱ READING MATERIALS 138
Text 1 THE SMELL OF WEALTH 138
Text 2 LOST FORESTS LEAVE WEST AFRICA DRY 140
Text 3 ECOTOURISM 142
Text 4 CLEAN PRODUCTION 145
Text 5 BENEFITS OF EI NINO PREDICTION 149
Text 6 HEALTH IMPACTS OF OZONE DESTRUCTION 152
Text 7 PROTECTING THE LAND 155
Text 8 ENVISIONING A SUSTAINABLE FUTURE 159
Text 9 CHINA'S SEA AREA 164
Text 10 CHINA'S CLIMATE 166
Text 11 CHINA'S LAKES 168
Text 12 CHINA'S RIVERS 170
Text 13 THE GEOGRAPHICAL FEATURES OF CHINA 172
Text 14 CHINA'S FLORA AND FAUNA 174
Text 15 CHINA'S NATURE RESERVES 176
Text 16 ENVIRONMENTAL PROTECTION IN ACTION 179
SECTION Ⅲ BILINGUALS 183
Text 1 WE POLLUTE THE AIR 183
Text 2 ARE SOUNDS USEFUL OR HARMFUL? 185
Text 3 WHAT IS HEAT? 186
Text 4 OVERCOMING THE PROBLEM OF WASTE 187
Text 5 WATER 188
Text 6 THE PURIFICATION OF WATER 190
Text 7 DUST 192
Text 8 TREES 194
Text 9 PRESERVATION OF NATURE 197
Text 10 THE WEALTH OF NEW JERSEY'S BARRENS 200
Text 11 THE UNPREDICTABLE WEATHER IN NEW ENGLAND 204
Text 12 YOSEMITE NATIONAL PARK 208
Text 13 YELLOWSTONE 212
Text 14 VERMONT—GREEN MOUNTAINS 216
Text 15 THE MAJESTIC SEQUOIAS 220
Text 16 THE GREEN SEA OF DUNES 224
SECTION Ⅳ APPENDIXES(附录) 229
附录1:数学符号及数学公式 229
附录2:单位换算系数 232
附录3:化学元素表 236
REFERENCES 238