would direct the Secretary of the Interior to study the suitability and feasibility of designating sites in the Lower Mississippi River Area in the state of Louisiana as a unit of the National Park System.

would direct the Secretary of the Interior to convey two parcels of surplus land within the boundary of the Natchez Trace Parkway to the state of Mississippi.

would authorize the acquisition of core battlefield land at Champion Hill, Port Gibson, and Raymond for addition to Vicksburg National Military Park.

would close oil tax loopholes.

would authorize all Bureau of Reclamation conduit facilities for hydropower development under Federal Reclamation law.

would promote the development of renewable energy on public land.

would reinstate and extend the deadline for commencement of construction of a hydroelectric project involving the American Falls Reservoir.

would reinstate and extend the deadline for commencement of construction of a hydroelectric project involving the Little Wood River Ranch.

would promote research, monitoring, and observation of the Arctic.

would establish uniform administrative and enforcement authorities for the enforcement of the High Seas Driftnet Fishing Moratorium Protection Act and similar statutes.