11.   A few state environmental agencies have required ski resorts to build large holding ponds to furnish water during parts of the season when natural water levels are low.

12.   A firefighting team will remain in Mexico to develop long-range training plans for Mexican firefighters, the environmental agency said in a statement.

13.   A committee of the National Research Council said the environmental agency had made progress in improving the quantity and quality of the science used to underpin its regulations.

14.   A week later, the environmental agency adopted the emergency regulation repealing the ban.

15.   A spokesman for the environmental agency, Joe Martyak, told The Associated Press on Tuesday that the agency was satisfied with the language in the final report.

16.   A spokesman for the environmental agency said the agency is looking into the matter.

17.   But fierce internal disputes between the environmental agency and the energy department have delayed any announcement.

18.   But field reviews by the environmental monitoring agency show that the conditions of its permits are routinely ignored.

19.   But the environmental agencies wanted to assess and set a value on the continuing ill effects from below-surface accumulations, a new challenge both technically and legally.

20.   But the environmental agency has reversed itself under the Clinton administration.