GUATEMALA CITY — Goldcorp is one of the many mining companies winning big on the Central American Gold Belt. Amid soaring gold prices, its Marlin mine in Guatemala made $609 million in profit last year, up 125 percent from 2010. The second-biggest gold miner in the world, Goldcorp was also Guatemala’s largest single taxpayer last year, paying more than $80 million in royalties and taxes, while also funding community development and health projects. But the Marlin mine has a downside. Guatemalans living nearby claim to have lead poisoning, and environmentalists say Goldcorp is harming local water supplies irreversibly. Meanwhile, anti-mining […]