SALT LAKE CITY — The 42nd anniversary of "Earth Day" is being celebrated across Utah with a variety of events that range from parties for the planet to workshops and recycle relays.

On Sunday — actual Earth Day — temperatures are predicted to bounce to the 80s and provide plenty of opportunity to get up close and personal with the earth and Mother Nature for celebrations.

To get the party started early, an Earth Fest event will be held from 10 a.m. to 2 p.m. Thursday at the University of Utah's Olpin Student Union Plaza.

The event includes an 11:30 a.m. announcement on the plaza for a new bicycle master plan and a giveaway of one the university's cruiser bicycles.

Other highlights of the Thursday event include a CD and DVD recycling station sponsored by the Office of Sustainability, a bike scavenger hunt, and bike safety presentations.

The university will host an e-waste recycling event on Friday from 8 a.m. to 1 p.m. in the parking lot of the University Services Building. The public can bring old computers, cell phones and other electronic equipment.  Sponsored by Samsung Electronics, University IT, the Office of Sustainability and Salt Lake Valley Health Department, the event is free and open to the public.

On Saturday, events are planned at a variety of locations, including:

• Ogden Nature Center, noon to 4 p.m., 966 W 12th St., $2 per person. Educational booths, vendor booths, workshops, climbing wall and native plant sale.

•Party for the Planet at Utah Hogle Zoo from 10 a.m. to 2 p.m. and another Party for the Planet from 11 a.m. to 3 p.m. at Tracy Aviary.

On Sunday, a free Earth Day Festival is being hosted by HEAL Utah at Liberty Park in Salt Lake City from 11 a.m. to 2 p.m. Family friendly activities such as balloon twisting and face painting will be offered, as well as food vendors and live music. A mobile arts and crafts trailer called the Creative Capsule — a 1963 Air Stream trailer — will be on hand. Local environmental issues of concern to Utahns will be discussed by members of the community working to raise awareness and a number of vendor booths will be featured.

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