(d) natural resources and fertilizers that cannot be grown, mined, or otherwise produced in the United States or grown, mined, or otherwise produced in sufficient quantities to meet domestic demand; ...

Nature Portfolio is here to serve the research community by publishing its most significant discoveries—findings that advance knowledge and address some of the greatest challenges that we face as a ...

What are safeguards and what role do they play? Safeguards are activities by which the IAEA can verify that a State is living up to its international commitments not to use nuclear programmes for ...