Unlock 3 RW Unit2 The environment | Baamboozle - Baamboozle

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greenhouse gas (n)

a gas which makes the air around the Earth warmer;温室气体（尤指二氧化碳）

issue (n)

an important subject or problem that people are discussing;重要议题；争论的问题

logging (n)

The activity or business of cutting down trees for wood.伐木作业

predict (v)

to say what you think will happen in the future.预报；预言

rainforest (n)

a forest in a tropical area with a rainfall of 250 cm or more per year.（热带）雨林

threaten (v)

to be likely to damage or harm something.威胁；危及；

trend (n)

a general development or change in a situation. 趋势；动向；