Banning deep sea mining is among the measures one group of conservationists is hoping to see. They’ve made their voices heard today protesting outside IMPAC5. They say seabed mining can cause further harm to an already fragile ocean ecosystem. CBC News, Vancouver

“You're looking at mining an area that will be the biggest mining area on Earth if this goes ahead.” — Catherine Coumans, MiningWatch Canada

“It’s a false dichotomy to claim that if you want to have electric cars, you have to rape the ocean floor to do it.” — Elizabeth May, Leader of the Green Party of Canada