The Idaho Arbor Day Coalition of Boise, Idaho, winner of the 1999 Advertising and Public Relations Award for its multi-media effort to promote Arbor Day 1998. The Coalition is an alliance of state and federal government agencies, private businesses, and other organizations that worked together to reach hundreds of thousands of people across the state, through billboards, newspapers, broadcast media, and Arbor Day special events. As well as promoting Arbor Day, the campaign raised understanding of trees as a renewable resource, generated tree-planting enthusiasm, and increased support for conservation and stewardship of forests.

Leaders in tree planting and environmental stewardship from around the country and world were honored by The Arbor Day Foundation at its 27th annual Arbor Day Awards celebration held in Nebraska City, Nebraska, on Saturday, May 1, 1999.  Award winners are recognized for their leadership in the cause of tree planting, conservation, and environmental stewardship. The awards ceremony was part of the annual Arbor Day weekend celebration held in Nebraska City from April 30 - May 2.