Thetop U.N.climate official Yvo de Boer said it is time to act.

VOA: standard.2009.12.06

We have got to do something,". Earlier Saturday, in his weekly internet address, Mr.Obama said the country has had a long and important debate on health reform, but it is time to act.

VOA: standard.2009.09.12

I think that with a lot of advocacy and, as you know now there is a good amount of popular faces, popular stars that also engage in HIV, whether it's through UNICEF, and recently UNAIDS has appointed its first regional Goodwill Ambassador and we are very happy that he's coming out loud, speaking about stigma and discrimination, speaking about the rights of our key populations, speaking about the time to act, speaking about the right policies, targeted action.

VOA: standard.2010.07.07

The two time periods tested whether people were more likely to act differently in the short term than in the long term.

VOA: special.2009.03.03

For the first time she seemed to be taking a rest from the tiring act of thought.

VOA: special.2009.09.05

Wilson wasted no time. He immediately called a special session of Congress to act on Democratic campaign promises to reduce import taxes,or tariffs.

VOA: special.2010.09.23

But she says the United States is ready to devote the time to build understanding and act to bring justice to all.

VOA: standard.2009.09.14

Yvo de Boer,the U.N.'s top climate change official, told delegates there was still time to break deadlocks, but he said countries that could be more ambitious should act now.

VOA: standard.2009.09.28