What is the age of our home, Earth? 100 million-years-old? 1 billion? It’s approximately 4.54 billion-years-old. Now, that’s old.
As Earth Day approaches and we prepare to celebrate on April 18, we are thinking of ways to keep our planet healthy for millions of years to come …
How do you plan to celebrate Earth Day?
Filed Under: Nurture Nature
Museum Happenings 24 Posts
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