Here are a few of the topics discussed...
Why there are few dinosaur fossils found in California.
Why the roadside cuts along some freeways have wavy or swirly layers.
About different kinds of lava.
How minerals are used in our everyday lives.
Role of erosion, water, ice, and wind on our landscape.
Five foot dragonflies.
Why one of the tallest mountain, Mt. Everest, has ocean fossils at the top of it.
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