A substitute amendment to the Walker amendment to make the following reductions in spending levels in the bill: 1) from $372,170,000 to $359,483,000 - Earth, Astronomical, Atmospheric, & Ocean Sciences, 2) from $272,050,000 to $259,250,000 - Biological, Behavioral, & Social Sciences, 3) from $170,070,000 to $160,070,000 - engineering, 4) from $428,970,000 to $404,377,000 - Physical and Mathematical Sciences, 5) from $38,360,000 to $37,770,000 - Scientific, Technological and International Affairs, 6) from $69,900,000 to $72,230,000 - Program Management and Development, 7) from $82,000,000 to $50,550,000 - Science and Engineering Education, and 8) from $120,100,000 to $110,830,000 - U.S. Antarctic Program.