(a) In generalNot later than January 1, 2012, the Secretary of the Interior, acting through the Director of the United States Geological Survey, shall—
(b) Periodic updates
(c) Authorization of appropriationsThere are authorized to be appropriated to the Secretary of the Interior to carry out this section—
$15,000,000 for each of fiscal years 2008 through 2012; and
such sums as are necessary for each of fiscal years 2013 through 2022.