Besides Afghanistan and the economy, Mr.Obama also has other domestic concerns to consider immigration policy, climate change legislation, and creating jobs in the clean energy industry.

VOA: standard.2009.12.15

the clean energy industry which I think will be huge in the future. So, it will happen.

我觉得清洁能源产业将来会是很大的产业。所以会有那么一天的。

对全球变暖的政策 - SpeakingMax英语口语达人