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<br />11 <br /> <br /> <br />l'.J~nh~ <br />;, \} oj d ;] <br /> <br />will be required by 1980, 8,389,000 acres by 2000, and 9,296,000 acres <br />by 2020. For the mineral industry, the 1963 level of resource use was <br />34,000 acres. This will increase to 54,000 acres by 1980, 71,000 acres <br />by 2000, and 90,000 acres by 202Q. <br /> <br />. <br />