A new report says mangrove forests store more planet-warming carbon dioxide than almost any other ecosystem on Earth.

VOA: special.2011.05.10

He journeys heroically through chaos in order to find that new planet that he had heard about in heaven, and he's stopped by a figure who holds the keys to hell's gate and who can determine who is able to leave and who is able to enter.

他英勇地穿越过混乱以找到他在天堂听闻过的新星球,他被一个人拦下了,这个人掌管着地狱大门的钥匙并能决定,谁能够从此间进出。

耶鲁公开课 - 弥尔顿课程节选

His latest is "Eaarth: Making a Life on a Tough New Planet."

VOA: standard.2010.04.21

The League hopes it can convince skeptics that a vote for a new climate law will be good not only for the U.S.economy but for the planet as well.

VOA: standard.2010.02.25