In a speech that the White House said would put forward what aides called a positive agenda that would show a far softer side to American foreign policy, Mr. Bush insisted that widened use of "high-yield bio-crops" would greatly increase agricultural productivity in some of the poorest nations.
[C1] Widening Use of Heart Drug Raises Concerns The widening use of a drug used to treat heart failure patients, most of it paid for by Medicare, has raised concerns that have prompted the drug's maker, Johnson & Johnson, to call for a new study of the drug's effectiveness.
Other experts said the findings were also almost certain to inflame a continuing debate over the widening use of antipsychotic drugs.
That and other experiments helped widen use of curare and similar drugs, greatly increasing the safety of anesthesia and allowing surgeons to develop new operations.
The widening use of part-timers has been a bane to many workers, pushing many into poverty and forcing some onto food stamps and Medicaid.
Mr. Obama's own Department of Homeland Security is a huge part of the problem, with its dangerous and widening use of state and local police officers as surrogate immigration enforcement agents.
Even those troubled by the widening use of cone-beam technology acknowledge that by itself, the risk from a single scan is relatively small.
Mr. Feuer said the widening use of security cameras by private businesses was no justification for using them in public places, where he said they could endanger First Amendment rights.
