The Greater Gwinnett Group of the Sierra Club will hold its second-annual Earth Day Tree Planting event on April 20.

The event will be held from noon to 1 p.m. at Camp Creek Elementary near Parkview High School in Lilburn.

The club will also have a picnic celebrating Earth Day on April 23 following its monthly stream monitoring event.

Information: Beth Remmes at bremmes@hotmail.com or Tom Morrissey at 404-513-4069 or thmorrissey@bellsouth.net.