On Earth,it is mainly produced by processes linked to biology.

VOA: special.2009.12.30

It is the first time the technique has been used to document how the brain processes grammar and produces words.

VOA: standard.2010.01.15

It also identified weaknesses in program review processes that broadcast managers use to assess compliance with journalistic standards, including accuracy,balance, and objectivity, and a lack of training for OCB staff.

VOA: standard.2009.06.18

The bear he says brings that message home. "It gives people an opportunity to connect with literally the processes that are going on up on the sea ice of the Arctic Ocean around the North Pole which is melting,"

VOA: standard.2009.12.13