Go behind the scenes with executive editor Vernon Loeb and reporter Georgina Gustin as they describe how a new Chinese-backed megaport in Peru could push the Amazon rainforest past its breaking point.By Georgina GustinWhen a massive Chinese-backed port opened in Chancay, Peru, it was the realization, nearly two decades in the making, of a dream to revolutionize global trade by connecting South America to Asia with a straight-shot shipping route across the Pacific.