Buresh and his colleagues have come up with a set of key questions that will help farmers make that decision.

VOA: standard.2010.07.28

"Keeping everybody up to speed with what we were doing, what we were learning, what the key issues were.

VOA: standard.2010.04.29

This was the key decision which made possible all the other events leading up to the collapse of the Berlin Wall,".

VOA: standard.2009.11.03

"The key finding of this meeting is that we have up to one-meter sea-level rise by 2100, based on our new insight of glaciers.

VOA: standard.2009.03.12

The man in the newly released video , is identified as Humam Khalil Abu-Mulal al-Balawi, who blew himself up inside a key U.S base in an eastern Afghan region bordering Pakistan.

VOA: standard.2010.01.09