By saying "one of the harder challenges", the author implies that forests may become a potential threat.

作者用“更艰巨的挑战之一”来暗示森林可能成为一个潜在威胁。

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A history of long and effortless success can be a dreadful handicap, but, if properly handled, it may become a driving force.

长期不费力气就能取得成功的历史可能是一种可怕的障碍，但如果处理得当，它可能会成为一种推动力。

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The novel may become a modern classic.

这部小说可能会成为现代名著。

《牛津词典》

But seeing Earth from space may soon become a reality for wealthy people who dream of space travel.

VOA: special.2009.12.18

I always worry about people who have such important businesses because some big deal may become in crisis or something; people like that have trouble sometimes adhering to a schedule.

我时常担心,这些人事务缠身,可能会因为某些突发的危机或别的事情,而改变自己的日程

耶鲁公开课 - 金融市场课程节选

For example, a defense lawyer in a court trial may become very emotional in arguing with the government lawyer about evidence affecting the accused.

VOA: special.2009.07.05

The company declined to comment on the speculation that Spectrum may become a takeover target.

FORBES: Why This Tiny But Profitable Biotech May Be Gobbled Up By Big Pharma

It may become a reality this year, the Korean company has confirmed via an email statement.

FORBES: Move up http://i.forbesimg.com t Move down

It may become a petri dish for how to build an educational system in the Information Age.

FORBES: How To Build 50,000 New Colleges