And NASA is also being called on to develop new technologies to solve problems involved in long-term space flight for humans and robots.

VOA: special.2010.04.28

"They also pose long-term risks to those communities hosting the landfills where the oil saturated materials are being deposited."

VOA: standard.2010.08.05

Doctors use such databases to monitor the long-term well-being of patients undergoing many kinds of treatments.

VOA: standard.2010.01.01

"That has long been one of my main motivations for being an elected official."

VOA: standard.2010.06.19

It was a part of my being as long as I can remember."

VOA: standard.2010.04.16

Yemeni Health Minister Abdul Karim Rasae, who chaired the conference, said the decision to prevent vulnerable people from attending this year's Hajj was debated long and hard before being approved.

VOA: standard.2009.07.23

White House officials said this was not the president's long-awaited speech to the Muslim world, although it is being seen as part of his outreach to members of the Islamic faith.

VOA: standard.2009.04.06

And they hunted down and killed a man known as Dulmantin, who had long been on Indonesia's most-wanted list, suspected of being involved in a 2002 attack on the island of Bali.

VOA: standard.2010.03.24

Analysts say the latest attack is likely to push Pakistan to launch a long-awaited military offensive against terrorist bases in the Waziristan tribal region, which is also being used to launch attacks on international forces across the border in Afghanistan.

VOA: standard.2009.10.11