In December, Anglo-Australian mining giant Rio Tinto announced that it was set to spend $6.2 billion on mining the rich, high-grade iron ore deposits of eastern Guinea’s Simandou Mountains, with production beginning in 2025. The eye-watering figure spoke to the project’s importance: after 25 years of stop-and-start progress, if it reaches Rio Tinto’s shipping target … Continue reading A rush for ‘green’ iron is on in Guinea. Will chimpanzees be a casualty?