When Rainbow learns that scientists are predicting the ozone layer will be depleted in 20 years, she becomes determined to implement Earth Day at school. However, it’s not so easy for Rainbow and she ...
Earth is the only world that we know of to have liquid water. But, in theory, the droplets required to produce a rainbow ...
A rainbow can be spotted in the mists of Victoria Falls in Zimbabwe. What better way to celebrate Earth Day than with an exploration of the planet's most colorful ...
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