Author

Sarah Small

At a commercial cavern, Sarah Small leads visitor groups along underground trails and explains limestone formations. She spent years leading seasonal park hikes, has a degree in geography, and contributes rock and landform articles to Biology Insights.

What Are Arroyos and How Do They Form?Earth & Space
What Are Sand Dunes and How Do They Form?Earth & Space
What Is a Vortex on Earth and How Do They Form?Earth & Space
How Are Beaches Created? The Process Explained Earth & Space
How Was Uluru Formed? The Geological Story Earth & Space
What Is an Arête and How Does One Form?Earth & Space
How Are Stalagmites Formed? The Chemistry Explained Earth & Space
How Are U-Shaped Valleys Formed by Glaciers?Earth & Space
What Is the Zone of Accumulation on a Glacier?Earth & Space
How Was the Reed Flute Cave Formed?Earth & Space
What Is a Piedmont? Its Features and How It Forms Earth & Space
How Are Ravines Formed? The Erosion Process Explained Earth & Space
What Is a Wadi? The Geology and Hydrology of Dry Riverbeds Earth & Space
What Is Alluvium? Formation, Characteristics, and Uses Earth & Space
How Did Mammoth Cave Form? The Science Explained Earth & Space
Where Do Glaciers Form and How Do They Grow?Earth & Space
What Are Crevasses and Where Do They Form?Earth & Space
What Is a Valley Glacier and How Does It Form?Earth & Space
What Is Rock Sliding? The Causes and Types Explained Earth & Space
What Would Likely Happen to a Boulder in the Path of a Glacier?Earth & Space
Does Erosion Make a Sound? The Science Explained Earth & Space
What Is Desert Pavement and How Does It Form?Earth & Space
How Often Do Caves Collapse? The Science Explained Earth & Space
What Is the Main Force Involved in the Stability of Slopes?Earth & Space
Why Is Alabama Dirt Red? The Science Explained Earth & Space
What Is a Mudflow and How Does It Form?Earth & Space
How Are Slot Canyons Formed? The Role of Water and Rock Earth & Space
How Were the Marble Caves Formed?Earth & Space
How Were Cenotes Formed? The Process Explained Earth & Space
How Are Sinkholes Made? The Process Explained Earth & Space