TERMS

Want to know what an aclinic line or natural bridge is? Discover some of the most common terms used in study of geography.

Featured

Dune

Dune, or Sand Dune, a hill or ridge of sand deposited by the wind. Dunes form in areas where the wind blows most frequently in one direction at speeds sufficient to move large amounts of sand.

1-10 of 84
  • Are sand dunes really alive?
    Are sand dunes really alive?

    Sand dunes belch, moan and hum. They roll across the desert, seeking out new locales. You might even say they breed. It's no wonder people call these giant sand formations lifelike. See more »

  • How did the supercontinent Pangaea become seven separate continents?
    How did the supercontinent Pangaea become seven separate continents?

    Like the members of an ill-fated rock group, the seven continents struck out on their own hundreds of millions of years ago. But what caused the breakup? And is a reunion tour in the works? See more »

  • How do I start my own country?
    How do I start my own country?

    Wishing you could start your own country? There's good news and bad news. The bad news is that it will take a lot of hard work to make this dream come true. But the good news is that there's actually a procedure in place to make it happen. See more »

  • How Naming the Continents Works
    How Naming the Continents Works

    Continents aren't the unchanging, universally recognized land masses of our school studies. But they do help us make sense of our world. How did they get their names? See more »

  • How Sand Dunes Work
    How Sand Dunes Work

    Did you know that sand dunes can sing? And, their artistic curves certainly make for a gorgeous photograph. In fact, you might call the sand dune the diva of the desert. See more »

  • How the Ice Age Worked
    How the Ice Age Worked

    Much of the ice has melted, and the woolly mammoths are long gone. But could we still be in an ice age and headed for another? See more »

  • How Urban Sprawl Works
    How Urban Sprawl Works

    Depending on who you ask, urban sprawl is either the best thing that ever happened to growing families -- or the downfall of civilization and the environment as we know it. Learn about the history and consequences of this American phenomenon. See more »

  • How Waterfalls Work
    How Waterfalls Work

    Some people like to honeymoon at Niagara Falls, while others go over the falls in a barrel. How do these geological formations come to be? See more »

  • Travel the World: World Geography
    Travel the World: World Geography

    You don't have to be a globetrotter to explore the far corners of the Earth -- you can test your knowledge of the world with our geography quiz. See more »

  • Why don't we live underground?
    Why don't we live underground?

    Potatoes. Moles. Time capsules. Some things just belong underground and thrive in that dark, airless environment. Humans have long preferred topsoil to the subterranean, but some designers are looking to change that. See more »

1-10 of 84

More To Explore

  • Most Popular

  • Most Watched

Don't Miss