EUA intervêm para financiar terras raras africanas rejeitadas pelo capital privado, afirmam fontes https://www.reuters.com/world/africa/us-steps-fund-african-rare-earths-shunned-by-private-money-sources-say-2026-08-19/?taid=6a8601faff73fd0001d37b00 https://www.reuters.com/world/africa/us-steps-fund-african-rare-earths-shunned-by-private-money-sources-say-2026-08-19/?taid=6a8601faff73fd0001d37b00