In a basement storage room, dossiers of Libyans' online activities are lined up in floor-to-ceiling filing shelves.

WSJ: Foreign Firms Helped Gadhafi Spy on Libyans

That is no argument for human carelessness, environmentalists insist: species can adapt to almost anything over millions of years, but man's activities, such as scraping the ocean floor with nets, cause unbearably abrupt changes to ecosystems which are as delicate, complex and fragile as any Brazilian forest.

ECONOMIST: Marine conservation

In a second-floor room at the White House, Letitia Tyler kept her quiet but pivotal role in family activities.

WHITEHOUSE: Letitia Christian Tyler