He said that in addition, rats kept in ordinary laboratory cages before being put into their "enhanced" environment might be considered understimulated prior to the experiment - and therefore not necessarily ideal for comparison with humans.

BBC: Tablets

Personal initiative and responsibility are enhanced in an environment that fosters discussion.

CNN: ASIANOW - TIME Asia

It would be difficult to argue that government polices over the past three years have enhanced confidence in the U.S. business environment.

WSJ: Edward Lazear: The Worst Economic Recovery in History

The United States and Brazil enjoy a vibrant bilateral economic relationship through enhanced trade, investment, and cooperation in the energy infrastructure, environment, and sustainable development arenas.

WHITEHOUSE: The White House

Optimize, by continually monitoring the environment to proactively recommend operational and process improvements and initiatives to deliver an enhanced security and risk posture.

FORBES: Security In A World Of Instant-On Computing