Study: Climate change could make fisheries lose boatloads of money By Mona Adib and Mona Adibmoradi · 7 years, 6 months ago Let’s play a game. The rules are simple — guess how much global fisheries will lose due to climate change by 2050. 500 million? One billion? Five billion? New research conducted shows fisheries are projected to lose $10 billion in revenue by 2050.