From Maple Syrup to the White Majority, Deep Sixed was a six week series that examined things or ideas that could disappear. Each week there was a case for or against the disappearance of something most of us take for granted. We asked you to weigh in and vote yes if you think something is sunk or no if you think it'll pull through. Check out what your votes decided below.

 
Could the international appetite for sushi be pushing the Atlantic bluefin tuna to the brink of extinction? The Canadian government is considering whether or not to list the species as "at risk". Some worry it's being overfished. Others say they've seen small increases in stock.  Scott Wallace is with David Suzuki Foundation and Kenny Drake is from the PEI Fisherman's Association's Tuna Advisory Board. Have a listen and then cast your vote on the future of the fish. Listen

 
 
Statistics Canada projects that, by 2031, almost a third of Canada's population will be foreign-born. As the numbers continue to rise, what impact does that have on politics, national identity and so many other aspects of Canadian life? Is the white majority a thing of the past in Canada? Listen

 
 
Statistics Canada projects that, by 2031, almost a third of Canada's population will be foreign-born. As the numbers continue to rise, what impact does that have on politics, national identity and so many other aspects of Canadian life? Is the white majority a thing of the past in Canada? Listen

 
 
Police recently recovered hundreds of barrels of stolen maple syrup after a heist put a dent in Canada's backup supply. Yes, we have a strategic maple syrup reserve. Producers have reported a bad year for harvest. Climate scientists fear sugar maples will disappear by 2100. Is maple syrup tapping out? Listen

 
 
Facebook's latest earnings report shows it's bringing in more revenue but it still posted a $59-million loss. Is Facebook is reaching a saturation point? Could the social networks of the future become so commonplace that a company won't be able to own or control that market? Listen

 
 
Could the human race be getting smarter? IQ's around the world - particularly in developing nations - have been rising steadily in a phenomenon known as The Flynn Effect. We talk to the man who first observed it, Prof. James R. Flynn, about why intelligence may be on the rise. Listen