Which sources of information about the greenhouse effect and global warming do you trust?
对温室效应和全球变暖的信息来源，你最相信谁？
Global warming is the result of greenhouse effect.
全球暖化是因为温室效应的结果。
Offers information on the greenhouse effect and global climate change.
提供温室效应和全球气候变化的信息。
Offers information on the greenhouse effect and global climate change.
提供温室效应和全球气候变化的信息。
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