Author: Nancy F. Castaldo

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This activity guide introduces children to the wild and often misunderstood environment of the desert and the people and cultures that thrive in and around them. Information is included on all types …

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Imagine looking out from your 18th floor apartment in the middle of the city and seeing trees right in front of you. In an effort to stem climate change, reduce pollution, combat heat, and protect bi …

Something as small as a seed can have a worldwide impact. Did you know there are top-secret seed vaults hidden throughout the world? And once a seed disappears, that’s it—it’s gone …

In Beastly Brains, Castaldo delves into the minds of animals and explores animal empathy, communication, tool use, and social societies through interviews and historical anecdotes. Researchers from C …