Turning whey from dairy wastewater into alcohol and revenue

On October 5, 2011, in Blog, Cleantech News, by Paul O`Callaghan

Turning whey from dairy wastewater into alcohol and a revenue stream was the subject of a recent presentation by Paul O’Callaghan CEO of O2 Environmental. This presentation was for Water Tech Week February 2011 in San Jose, California, USA and outlines, by way of a case study, how it is possible to save money and actually […]

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Resource Recovery from wastewater – the new paradigm

On July 26, 2010, in Blog, by Paul O`Callaghan

Everywhere you look people are trying to do more with less. Reduce costs, increase efficiency, reduce energy use, recover resources. There are strong economic drivers to do all of these things, they also happen to be sustainable. Last Thursday (July 22nd 2010) I moderated the first in the BlueTech Tracker(TM) Webinar series: Mineral & Resource […]

Whiskey’s for drinkin’, water’s for investing in

On July 29, 2008, in Blog, by Paul O`Callaghan

Last week I put out the idea that we were approaching a tipping point in water re-use. There were a few other headlines this week which support that. For one thing California’s second largest reservoir is now ‘at its lowest level in 30 years’. Last Monday the California Department of Water Resources Director, Lester Snow, […]