Until about 10,000 years ago, our species depended on ________.

In recent years, global climate change has caused more severe droughts in the western United States, resulting in ________.

Video Question Solar energy has been estimated to support _____ billion people on the planet.

Video Question In the U.S., ______ percent of old growth forests have been cut down.

Video Question Redwood trees can live up to _____ years.

The Renaissance in Italy is known for using oil paint, many symbolic details, and images of everyday life.

Which artist painted this work?

In this painting, Leonardo da Vinci uses:

This painting includes many symbols and symbolic meanings. image.png

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