K-EARTH 101's Earth Day Expo 2012 at the L.A. Zoo

The K-EARTH 101 tent. Photo: Adam Bookbinder

K-EARTH 101's Earth Day Expo 2012 at the L.A. Zoo

Lots of families waiting in line to purchase their tickets to the L.A. Zoo! Photo: Adam Bookbinder

K-EARTH 101's Earth Day Expo 2012 at the L.A. Zoo

Arts & crafts with K-EARTH 101! Photo: Adam Bookbinder

K-EARTH 101's Earth Day Expo 2012 at the L.A. Zoo

Lots of families waiting in line to purchase their tickets to the L.A. Zoo! Photo: Adam Bookbinder

K-EARTH 101's Earth Day Expo 2012 at the L.A. Zoo

Read a book! Photo: Adam Bookbinder

K-EARTH 101's Earth Day Expo 2012 at the L.A. Zoo

Going green with FOX! Photo: Adam Bookbinder

K-EARTH 101's Earth Day Expo 2012 at the L.A. Zoo

Celebrating California Wildlife. Photo: Adam Bookbinder

K-EARTH 101's Earth Day Expo 2012 at the L.A. Zoo

Getting a quick workout in at the Goga Studios booth. Photo: Adam Bookbinder

K-EARTH 101's Earth Day Expo 2012 at the L.A. Zoo

Perfect weather for K-EARTH 101's Earth Day Expo 2012 at the L.A. Zoo! Photo: Adam Bookbinder

K-EARTH 101's Earth Day Expo 2012 at the L.A. Zoo

K-EARTH 101 listeners at the Metro PCS booth. Photo: Adam Bookbinder

K-EARTH 101's Earth Day Expo 2012 at the L.A. Zoo

The K-EARTH 101 Tie Dye booth. Photo: Adam Bookbinder

K-EARTH 101's Earth Day Expo 2012 at the L.A. Zoo

The K-EARTH 101 Tie Dye booth. Photo: Adam Bookbinder

K-EARTH 101's Earth Day Expo 2012 at the L.A. Zoo

Going native in California. Photo: Adam Bookbinder

K-EARTH 101's Earth Day Expo 2012 at the L.A. Zoo

Charlie Tuna broadcasting live. Photo: Adam Bookbinder

K-EARTH 101's Earth Day Expo 2012 at the L.A. Zoo

K-EARTH 101 was all over the L.A. Zoo! Photo: Adam Bookbinder

K-EARTH 101's Earth Day Expo 2012 at the L.A. Zoo

Waiting to spin the K-EARTH 101 prize wheel! Photo: Adam Bookbinder

K-EARTH 101's Earth Day Expo 2012 at the L.A. Zoo

Charlie Tuna broadcasting live. Photo: Adam Bookbinder