The Maldivian leader wants countries like his to embrace green technology, switch to clean energy, and show the way to those who are opposed to change.

VOA: standard.2009.11.09

Mr.Obama says the change in policy was also prompted by advances in technology, including improvements in land and sea-based interceptors and the sensors that support them.

VOA: standard.2009.09.17

Cheng says that could change as Beijing sells space technology to more countries.

VOA: standard.2010.04.21