KoBold Metals, the Bill Gates-backed mining exploration company, could spend $2.3 billion to build a major new copper mine in Zambia, President Hakainde Hichilema said, citing figures from the company. The firm aims to produce more than 300,000 metric tons per year at Mingomba — making it the country’s biggest such operation — and will begin sinking the mining shaft in the first half of 2026, according to company officials. Their meeting with Hichilema on Friday was broadcast over state television. Zambia is seeking to become one of the world’s largest producers of copper, which is crucial for green technologies like ... (full story)