Colorado State University is holding its 10th Annual Conference on Tailings and Mine Waste on Oct. 12-15 in Vail. For more information or to register, call Linda Hinshaw at 970-491-6081, or log onto www.tailings.org.

The Environmental Protection Agency is holding its Brownfields 2003: Growing a Greener America Conference in Portland, Ore., on Oct. 27-29. Registration is free, and the conference will include panel sessions, poster presentations and tours of local brownfields. To register, go to www.brownfields2003.org.

The Environmental Leadership Program is accepting applications for its 2004-2005 fellowship. The two-year leadership development fellowship is offered to 20 people each year, and provides peer support, training, grants and technical support. The deadline is Oct. 1; more information can be found at www.elpnet.org, or by calling 413-268-0035.

The Predator Conservation Alliance is holding its fourth annual conference on October 2-5 in Yellowstone National Park. For more information, call David at 406-587-3389 or visit www.predatorconservation.org.

The High Country Citizens’ Alliance is hosting the Fifth Annual Sustainable Communities Symposium in Crested Butte, Colo., from Sept. 19-21. For more information, call Gesa,at 970-349-7104, or visit www.hccaonline.org.