"You can't put all that CO2 highly diluted in nitrogen underground. The nitrogen has to be separated prior to burying the carbon dioxide. If you analyze the cost of CO2 capture, it is 70% separation costs." - Hugo Delasa, University of Western Ontario's Chemical Reactor

Carbon capture and storage (CCS) is being hailed by many as the answer to what is arguably the globe’s most pressing question: what to do with the 27 billion metric tons of carbon dioxide emitted yearly from the burning of fossil fuels?

Carbon capture and storage (CCS) is being hailed by many as the answer to what is arguably the globe’s most pressing question: what to do with the 27 billion metric tons of carbon dioxide emitted yearly from the burning of fossil fuels?