Earth Day /
Molly Aloian.
- New York : Crabtree, c2009.
- 32 p. : col. ill. ; 29 cm.
- Celebrations in my world .
Includes index.
What is Earth Day? -- Becoming aware -- Helping Earth -- Earth Day origins -- The first Earth Day -- Going international -- Earth Day symbols -- Earth Day decorations -- Earth Day at school -- Green Apple Festival -- Other events -- New laws -- Around the world -- All year long.