SUGAR LAND--October 21, 2021--Researched by Industrial Info Resources (Sugar Land, Texas)--Mining giant Rio Tinto (NYSE:RIO) (London, England) says it will invest $7.5 billion to halve its carbon emissions by 2030. Industrial Info is tracking $15.5 billion in projects belonging to Rio Tinto worldwide that have a high (81-99%) or medium (70-80%) probability of moving forward as planned.