Tagged: energy


Greening YouTube

YouTube viewers who watch around 1 billion hours of videos per day generate around as much carbon dioxide as the city of Glasgow. University of Bristol scientists said that YouTube could reduce those emissions...


Turning eggshells into electrodes

Eggshells are a good material for producing battery storage devices thanks to their high calcium carbonate content. An international research team has now tested electrodes made from eggshells. Discarded eggshells have long been used...


Watch out for too much wind

Many sustainable investors envision propellers generating clean energy at wind farms dotting every hill in sight. But researchers are warning that too many wind farms could harm the sustainability of the popular renewable resource....