Genetically engineered heavy metal fans

Posted in Science at 1:00 pm by David Bradley -- 11 Comments; add yours

 

The wastewater released from industry often contains high levels of toxic heavy metals, which can kill organisms, damage ecosystems, and accumulate in the foodchain. Electroplating, lead smelting, mining, and countless other processes produce enormous volumes of such wastewater.

In a perfect world, remediation would be powered by a renewable energy supply, there would be no solid waste to dispose of, and the heavy metal contaminants could be recycled back into the industrial process with minimal losses. …

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A month with an electricity monitor

Posted in Geek, Science at 2:00 pm by David Bradley -- 5 Comments; add yours

 

Right, the kettle is on for a morning brew and apparently our household is using 3.07 kilowatts. That will include the chest freezer in the garage, the refrigerator in the kitchen, the electric kettle, my laptop and wireless network, oh and a little device sitting on my desk right now that’s monitoring all those electrons as they speed through the mains supply cable.

electricity monitor

The monitor …

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Climate Change Action

Posted in Science at 9:00 pm by David Bradley -- 1 Comment

 

It’s Blog Action Day 2009 and the subject this year is Climate Change. So, here are a few resources for readers seeking out climate information:

IPCC – Intergovernmental Panel on Climate Change – The IPCC assesses the scientific, technical and socio-economic information relevant for the understanding of the risk of human-induced climate change.

EPA – The US EPA Climate Change site provides comprehensive information on …

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