Merger mania swept the gold-mining industry in 2019 with more than $33-billion worth of deals being inked. While trade fears lit a fire under bullion prices, they created headwinds for base-metals miners. What’s ahead in 2020? In its fourth annual CEO year-ender, Bloomberg News asked the heads of some of the biggest miners for their outlooks. Based on interviews with the top executives from miners including Newmont Goldcorp, Teck Resources and Barrick Gold, expect a big focus on environmental, social and governance issues and more consolidation.