The Upper Skagit Tribe is hosting a tree-planting event starting at 10 a.m. Saturday, April 17 at its Hansen Creek restoration site, off Helmick Road in Sedro-Woolley.

Sign up before the event at your local Starbucks and $10 per hour will be donated to Skagit Parks Foundation.

For more information, visit the Parks Foundation Web site, or contact Chris Gourley, 360-854-7105, nsraearthday@yahoo.com

The Swinomish Tribe will hold its annual Earth Celebration beginning at 8 a.m. Saturday, April 24. Volunteers are invited to participate in service projects including beach debris cleanup, net removal, yard work and invasive species removal on the tribe’s reservation near La Conner.

A traditional salmon lunch will be served to volunteers following the morning’s activities.

For more information, visit the People for Puget Sound Web site, or contact Tiffany Hoyopatubbi, 360-466-3374, thoyopatubbi@swinomish.nsn.us; or Britta Eschete, 360-421-0928, 360-848-8909, pugetsoundvoices@gmail.com.