He says it is true that such crops can have higher output with less cost,but added: No one knows the consequences that will have on soil fertility and the human body.

VOA: special.2010.05.18

She says for developing countries to improve their crop output, investment needs to be made in promoting traditional farming techniques.

VOA: standard.2009.10.21

Last week Rio Tinto, the world's second-largest iron ore exporter, reported a 49 percent gain in fourth-quarter output.

VOA: standard.2010.01.21

"And that will boost output, support good jobs here at home, and lower prices for American consumers."

VOA: standard.2010.08.11

After a year of shrinking output, the U.S.economy grew last quarter at a 3.5 percent annual rate.

VOA: standard.2009.11.01

The U.S.service sector is closely-watched, as it accounts for roughly 80 percent of U.S.economic output.

VOA: standard.2009.08.05

IMF Managing Director Dominique Strauss-Kahn said participants are satisfied with the fiscal stimulus measures taken by several countries to prevent further declines in economic output.

VOA: standard.2009.04.26

"Already it (world output) has been contracting at the fastest rate since World War II.

VOA: standard.2009.04.24

Greek debt,now estimated at 13 percent of its gross domestic output, is more than four times higher than the limit imposed by the European Union.

VOA: standard.2010.03.11

The International Labor Organization estimates that renewable energy could generate up to 20 million new jobs, if it were to represent 30 percent of the worldwide energy output.

VOA: standard.2010.02.24

First the good news: after contracting slightly in 2009, global economic output is expected to grow more than 4 percent this year, according to the International Monetary Fund.

VOA: standard.2010.04.21

The World Gold Council recently forecast gold mine output to climb by four percent in 2009 to about 2,500 metric tons, but that will meet only two-thirds of demand.

VOA: standard.2010.07.21

But the silicon is what converts light into electricity, so you might think using so much less silicon would reduce the electrical output, but Atwater says that's not the case.

VOA: standard.2010.02.19

Much of the garden's output is given away for free.

VOA: standard.2010.03.10