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Tracking food safety with clean tech

Purfresh, an ozone-purification company, makes Intellipur to monitor quality and sources of trouble related to food or drinks en route to grocery store shelves.

By July 25, 2008


Companies to watch in green tech: Food and drink

You can live without electricity, but not water or food. A crop of new companies are trying to take the chemistry out of agriculture and eliminate crop pests and microbes the natural way.

By April 21, 2008


Report: Another biofuels company loses its CEO

Larry Gross is no longer CEO at AltraBiofuels, and so far there's no explanation for his departure. He's not the first former IT exec to leave an energy company in the past year.

By April 17, 2008


It's sunscreen for produce

Fruits and vegetables get stressed by too much sun, too--but spraying a calcium carbonate powder on them can help.

By December 10, 2007


Ozone keeps fruit fresh on the high seas

Novazone uses remote-controlled blasts of ozone to keep fresh produce from spoiling at sea.

By April 22, 2007