The Seattle Peace Chorus will celebrate the 40th anniversary of Earth Day with “Peace to the Planet,” a program of environmental themed choral music from around the world.

Concerts will be at 7 p.m. at Seattle Town Hall, 1119 Eighth Ave., Seattle and 3 p.m. Sunday, April 25 at Bastyr University Chapel, 14500 Juanita Drive NE, Kenmore.

Advance tickets for both concerts are available for purchase for $15 through www.brownpapertickets.com, at 1-800-838-3006, and will be available at the door for $20.