The process of manufacturing cement is both energy intensive and dirty. Globally, it emits roughly five percent of greenhouse gas emissions annually. But a Canadian company called Pond Biofuels has become the first to successfully capture the carbon dioxide and other emissions from a cement plant and use it to create a nutrient-rich algae slime which can be dried and used as a fuel.
(READ the story at Environmental News Network)
WOW WOW WOW! Read the original article- I love people finding the opportunity in the otherwise negative problem-