conservation 保護(hù)，保存 (ß conserve)v.s. conversation
environmentalist = conservationist
acid 酸  酸的 (＜＞alkali)acid rain
carbon 碳 (c)  v.s. charcoal (炭)carbon dioxide, carbon monoxide
fume exhaust fumesv.s. smoke, fog, smog
petroleum 石油à petrol (be) = gasoline/gas (ae)à unleaded petrol/gas
ozone 臭氧 (o + zone)ozone layer
ooze 滲出  滲出物
radiation 輻射ultraviolet(uv) radiation~ radioactive
greenhouse 溫室greenhouse effect/gases
solar 太陽(yáng)的 (solar energy)^ lunar (lunar calendar)
phenomenon 現(xiàn)象
catastrophe = disaster, cataclysm
deterioration 惡化 (ß deteriorate)
extinction 滅絕 (ß extinct)
species endangered species
drought 干旱  (^ “找它”)＞＞＞ famine    v.s. flooding
recurrent 反復(fù)發(fā)生的re + (oc)cur + rentv.s. concurrent
inundate 淹沒(méi)    ^ “淹掉它”
embankment 筑堤 (em + bank + ment)
sediment 沉積（物）= deposit
delta 三角洲the pearl river delta
alluvial 沖積的
desertification ß desert  (v.s. dessert)
dust-storm 沙塵暴^ thunderstorm, brainstorm
barren 貧瘠的，不育的，無(wú)效的
dune sand dunethe game “dune”!
attributable 歸因于be attributable to…
deforestation 濫砍濫伐（森林）de + forest + ation＜＞ afforestation/reforestation
log 原木，日志  伐木v.s. logo
vegetation 植物，植被v.s. vegetable, vegetarian
habitat 棲息地ß habit (habit is the second nature.)
ecosystem 生態(tài)系統(tǒng) (eco + system)~ ecology
viability ß viable  “vi”: life養(yǎng)育能力one tool for assessing the impact of forestry on the ecosystem is population viability analysis.
demographic 人口統(tǒng)計(jì)的  demo(people) + graph(write) + ic
interdependence inter + dependence
counterbalance 使平衡，彌補(bǔ) (=offset)counter(against) + balance
mechanism 機(jī)理，機(jī)制
precipitation 陡降，降水 (ß precipice)＜＞ evaporation
circulation 流通，循環(huán)
tide à tidal wave (海嘯)＜＞ ebb    ＜＜＜ earthquake
typhoon ~ tornado, hurricane
meteorology 氣象(學(xué))
volcano 火山
eruption 噴發(fā) (ß erupt)volcanic eruption    ＞＞＞ lava
granite 花崗巖
imminent = impending    v.s. eminent
celsius 攝氏的  37ocv.s. centigrade
fahrenheit 華氏的
latitude 緯度(另) longitude, altitude
tropical ß (the) tropicstropical/torrid zone, temperate zone, frigid zone
glacier 冰川
dump 傾倒，傾銷(xiāo)à anti-dumping
contaminate 弄臟  (à contaminant)
recycle 回收再利用
irreversible 不可逆的 (= irrevocable)
reclaim 開(kāi)墾，改造  à reclamation
contentious 有爭(zhēng)議的 (ß contend)many environmental issues today are highly contentious.
opt 選擇(+ for)    à option
prioritize 優(yōu)先考慮 (ß prior, priority)