Over two hundred fifty million years ago, India, Africa, Australia, and South America were all one continent called Pangea. Over the next several million years, this giant southern continent proceeded ...
Earth's continents are slowly moving across the planet's surface due to plate tectonics, culminating in regions of crustal expansion and collision. In the latter case, high temperatures and pressures ...
Young Fold Mountain: The Himalayas are called the Young Fold Mountains because they formed recently in geological history and continue to rise every year. Their sharp peaks, deep valleys and rugged ...
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