Selected natural resource reserves (38100007)

The physical asset accounts for natural resources describe the volume of natural resource assets. The selected natural resources include: coal, crude oil, crude bitumen, natural gas, gold, iron, copper, nickel, molybdenum, uranium, potash, diamonds, and timber. Data necessary to value other resources such as fresh water and fish have not been developed. The tables provide values for opening and closing stocks, and changes in stock. Units of measure vary according to resource type.