一、自然、生態(tài)、環(huán)境
1．好詞
（1）Environmental/water/air/noise pollution          （2）Resources exhaustion
（3）Wildlife extinction                                        （4）Endangered species
（5）Natural habitat                                            （6）Reserve areas
（7）Sand/dust storm                                          （8）Clear-cutting/deforestation
（9）Over fishing                                                （10）Overgrazing
（11）Soil erosion                                               （12）Water and soil conservation
（13）Desertification                                           （14）Natural disaster
（15）Flood threat                                              （16）Fire hazard
（17）Storm/tempest                                           （18）Blizzard
（19）Drought                                                    （20）Famine
（21）Disruption of ecological balance（the balance of ecosystem）
（22）Eruption of volcanoes                                 （23）Earthquake
（24）Avalanche                                                 （25）Landslide
（26）Hurricane                                                 （27）Shortage of water resources
（28）Shortage of fresh water                              （29）Harmful chemicals
（30）Poisonous/toxic gases                                 （31）Carbon monoxide
（32）Urban smog                                              （33）Industrial waste
（34）Hazardous nuclear waste                            （35）Radioactive pollutants
（36）Waste gas sent off from automobiles           （37）Car emission standard
（38）Non-biodegradable material                         （39）Throw-away lunchbox
（40）Recyclable product                                     （41）Renewable resources
（42）Conserve natural resources                         （43）Plastic bags
（44）Greenhouse effect                                      （45）Global warming
（46）Acid rain                                                   （47）Energy crisis
（48）Oil leakage                                                （49）Environment awareness
（50）Pest rampancy                                           （51）Rescue and relief work
（52）Garbage disposal