At a time of massive and rapid increase in agricultural productivity, when natural resources still seemed limitless to the casual eye, it changed our understanding of the environment and of our role in it.

UNESCO: Intergovernmental Oceanographic Commission

Through implementation of the BTB Action Plan, the United States and Canada will address threats at the earliest possible point by enhancing our common understanding of the shared threat environment through joint, integrated threat assessments, and by improving our intelligence and national security information sharing.

WHITEHOUSE: The White House

We endeavor to ensure our analysis of that data is conducted with rigor and consistency, as our ability to achieve a nuanced understanding of the security environment is dependent on collecting and analyzing data in a consistent way over time.

CNN: Transcript of Iraq hearing statements