"pl-106-606-gcra" . "Global Change Research Act (Public Law 101-606, 104 Stat. 3096-3104), signed on November 16, 1990"^^ . "1990"^^ . "http://www.gpo.gov/fdsys/pkg/STATUTE-104/pdf/STATUTE-104-Pg3096.pdf"^^ . "report" . . . . . . . . . . . . . . . . _:genid1 . _:genid1 . _:genid1 . _:genid1 . _:genid2 . _:genid2 . _:genid2 . _:genid2 .