Environmentalists observing the conference hailed the move as a breakthrough.

But other environmentalists hail the recent turnabout by the cruise industry.

Environmentalists hailed the plan, saying it might help save nearly five dozen endangered and threatened species.

Environmentalists hailed the deal as one of the most important steps ever taken against an industry that is a major source of air pollution.

After years of criticizing the company for dragging its heels, many politicians and environmentalists hailed the decision.

Environmentalists hailed today's decision, saying it would prod development of pollution-free cars.

Legislators and environmentalists who had lobbied hard for the decision hailed it as an important step toward preservation of the ocean.

Environmentalists hailed the rule but said the trick was not only to assess the water, but to actually force a cleanup.

Environmentalists hailed the report as a significant step in the long effort to force the United States to curtail greenhouse gases.

Environmentalists hailed the action, while auto makers, expressing disappointment, said it could hurt fuel economy and increase the cost of vehicles.