The Obama Administration has launched two new series of Presidential directives on national security policy. Presidential Policy Directives (PPDs) will define and direct the implementation of new presidential policies. Presidential Study Directives (PSDs) will initiate policy review and development procedures.
Presidential Study Directive-1 (pdf), issued February 23, 2009, is entitled “Organizing for Homeland Security and Counterterrorism.”
The new PPD and PSD documents will succeed and replace directives known as National Security Presidential Directives (NSPDs) in the previous Administration.
The transition to a clean energy future and diversified sources of energy requires a fundamental shift in how we produce and consume energy across all sectors of the U.S. economy.
A deeper understanding of methane could help scientists better address these impacts – including potentially through methane removal.
While it is reasonable for governments to keep the most sensitive aspects of nuclear policies secret, the rights of their citizens to have access to general knowledge about these issues is equally valid so they may know about the consequences to themselves and their country.
Advancing the U.S. leadership in emerging biotechnology is a strategic imperative, one that will shape regional development within the U.S., economic competitiveness abroad, and our national security for decades to come.