The statement that best describes trends in safety for underground and surface mining in the United States is: d) injury rates for both underground and surface mining have decreased over the past four decades.
Over the past several decades, safety improvements, better regulations, and advancements in mining technology have contributed to a general decline in both fatal and non-fatal injury rates in both types of mining. However, it’s important to review current and specific data for the most accurate understanding of trends in mining safety.