Two days of post-Earth Day celebrations. Vendors, zero waste demonstrations and live entertainment outside of the Cahuenga Branch of the L.A. Public Library.

Though an Earth Day Ball conjures images of environmental activists wearing shimmering gowns, the "ball" is actually a large orb of garbage. This eco event involves discarded plastic bags artfully tangled into a mound on the grass next to El Conquistador. The Silver Lake Chamber of Commerce hopes to make Sunset Junction a "bring your own bag" shopping district and will use the trash globe as a terrifying educational aid in local schools. Be on the lookout for the bag Monster, which ambles about in a suit of 500 shopping bags -- one person's average yearly consumption.

A day after Earth Day celebrate with local comedians and alums from Comedy Central and the "Late Show" including co-creator of "Chappelle's Show," Neal Brennan

Hosted by actress julianne Moore, this live cooking competition features three noteworthy eco-chefs -- Andrew Kirschner, Robert Danhi and CC -- battling it out to see who can make the tastiest and most eco-friendly dish. One of the three judges is local chef and caterer Akasha Richmond of Culver City restaurant Akasha. The goal is to raise awareness of the importance of eco-friendly foods, soy in particular. No surprise given that it's sponsored by SOYJOY in association with nonprofit Gen Art.

Staged on the Malibu Pier, this music and arts festival benefits the Surfrider Foundation, a non-profit environmental organization dedicated to the protection of oceans, waves and beaches.

Get a peek at exotic animals like toucans and macaws at this island-themed extravaganza in celebration of Earth Day. Food vendors and live music for the adults. Don't forget the hula lessons!

This free public art event for Earth Day will satisfy your long-buried craving for enormous globes designed by local, national and international artists. The designs will showcase solutions to prevent global warming.

Volunteers and students join forces to complete the restoration of the Postcards from Ballona mural on the bicycle path at Overland Ave. behind the Julian Dixon Library branch in Culver City.

For O! Burger's "Lunch + Learn" afternoon session, enjoy 15% off your organic meal while learning about the benefits of a healthy, organic diet.

In honor of Earth Day, the City of Pasadena hosts this festival that features booths on green products, water efficiency, conservation, recycling and more. Bring your CRV recyclables to raise funds for drinking water for the Lugufu Refugee Camp in Tanzania. Across the street, the Amrory will be holding the Family Arts Festival featuring arts and crafts, prizes and interactive art experiences.

The Horticulture Department at Mt. San Antonio College has a wide range of plants for sale including palms, clivia, ficus, impatiens, ivy, parrot’s beak and perennials.

Pedal along with the CICLEistas and City Tree Experts on this family-friendly ride that highlights one of the most historic tree canopies in LA County. Meet at Memorial Park and bring your camera.

Help clean up Echo Park for Earth Day weekend. Families welcome. Supplies (and donuts) provided.

Wave your shovels in the air, wave 'em like you really, really care! House music maestro Terence Toy provides the beats for the second annual "Get Dirty" garden party benefiting environmental causes. With music, refreshments, giveaways and prizes. This garden party gets started at noon today.

Lend a hand to Mother Earth and spend a Saturday helping the California State Parks system restore and clean up green spaces like the Ballona Wetlands Ecological Reserve, Malibu Creek State Park and Rio de Los Angeles State Historic Park. More details here.

Sip organic libations, mingle with individuals from green organizations and be part of a group art project where you can make a "step" to improve our world at this latest installment of Green Drinks.

Green Drinks welcomes anyone concerned about environmental issues to get together over a drink. Let's bring the vast LA environmental community together and get tipsy while doing it.

The County of Los Angeles hosts this day-long event filled with guest speakers, workshops and exhibits focused on the nation's environmental initiatives.

The Los Angeles chapter of the British Academy of Film and Television Arts hosts their second annual British Comedy Festival.

Get your hands in the soil with the good people of Many Paths World Service as they create their first public garden. They're asking for volunteers to help plant vegetables and flowers, so bring your gardening tools and your community spirit.

This environmentally friendly home in Los Feliz offers walking tours twice a month. Learn how to make your dwelling a little easier on the planet with examples of roof photovoltaics, gardening solutions using water filtration, composting tips and more. The April 26 session is sold out, but feel free to register for their next tour on May 10.

Jane O'Neil's new photographs were made by using a flatbed scanner on plants from her own backyard. Anne Veraldi's exhibit "Melting Point" is in Gallery II.

This exhibit focuses on paintings of flowers because "the only real perennial is a painted one."