Anna was a typical 7 year old year from Argentina. She loved to play soccer with her friends all day long.

One day, her mom called her in the house immediately. "Come in right now

Anna!" She was very confused until...

Anna looked out the window and saw the sun disappear and clouds came out. The rain...or what she thought was rain started to fill the air.

Anna watched the rain hit the glass...but it wasn't just any rain. The rain started to rust her bike!

The "rain" was really acid rain. Acid rain is caused by pollutants in the air mixed with the water and exhaust from cars.

Anna was hard headed and played soccer outside while her mom was sleeping. She thought everything was fine until the next day...