理工专业通用学术英语 提升篇 Level 2PDF电子书下载

Unit 1 The Hydrogen Economy 1

Text Ⅰ Fuel Cells 6

Text Ⅱ The Impossibility of Rapid Energy Transitions 23

Text Ⅲ Filling up with Hydrogen 26

Unit 2 Space Exploration 32

Text Ⅰ The Unearthly Landscapes of Mars:The Red Planet Is No Dead Planet 37

Text Ⅱ Chariots in the Sky 50

Text Ⅲ Space Explorations Around the World 55

Unit 3 Clean Energy 65

Text Ⅰ The Green Job 69

Text Ⅱ Is It Time to Stop Putting Food in Our Cars? 81

Text Ⅲ Hot Rocks,Cool Technology 87

Unit 4 Evolution 94

Text Ⅰ Who Was More Important:Lincoln or Darwin? 98

Text Ⅱ Are We Still Evolving? 110

Text Ⅲ The Nature of Emotions 117

Unit 5 Mind and Brain 127

Text Ⅰ The Value of Positive Emotions 132

Text Ⅱ Why We Sleep 144

Text Ⅲ Facing Darkness 154

Unit 6 Climate Change 165

Text Ⅰ Carbon Dioxide and the Climate 171

Text Ⅱ A Cheap and Easy Plan to Stop Global Warming 180

Text Ⅲ Ecological Responses to Climate Change on the Antarctic Peninsula 192

Unit 7 Automation 207

Text Ⅰ Automation on the Job 211

Text Ⅱ Avoiding the Digital Dark Age 223

Text Ⅲ Farmerbots:A New Industrial Revolution 230

Unit 8 Genetic Engineering 242

Text Ⅰ Seeds of Concern 247

Text Ⅱ GM Crops:Battlefield 261

Text Ⅲ Impacts of Genetically-Modified Crops and Seeds on Farmers 269

Unit 9 Design:the Artist v.s.the Engineer 280

Text Ⅰ A History of Scholarship on American Automobile Design 284

Text Ⅱ Ford the Engineer and Ford the Artist:A Complex Henry Ford 298

Text Ⅲ Is Software Art or Engineering? 307

Unit 10 Epidemics 313

Text Ⅰ Influenza 318

Text Ⅱ The Fear of the Known 332

Text Ⅲ Lethal Gift of Livestock 340

References 350

Listening Materials Websites 352

致谢 355