Waterfall - Wikipedia
A waterfall is any point in a river or stream where water flows over a vertical drop or a series of steep drops. Waterfalls also occur where meltwater drops over the edge of a tabular iceberg or ice shelf.
The 14 Most Amazing Waterfalls in the World - Treehugger
2021年3月16日 · From plunge to cascade to cataract, waterfalls are incredibly diverse. They span borders and great distances. Whether viewed from a bridge, the water, or the air, humans are mesmerized by their...
10 of the best waterfalls around the United States - CNN
2018年7月4日 · Waterfall lovers will travel thousands of miles and hike or bike to see these prime examples of nature in action. Here are 10 stunning waterfalls across the United States that are well worth...
Waterfall | Geology, Erosion & Hydrology | Britannica
waterfall, area where flowing river water drops abruptly and nearly vertically (see video). Waterfalls represent major interruptions in river flow. Under most circumstances, rivers tend to smooth out irregularities in their flow by processes of erosion and deposition.
12 Types of Waterfalls to See in Your Lifetime - Treehugger
2017年5月31日 · A waterfall is just some water falling over a ledge, right? There's actually a lot more to it than that. From punchbowls to slides, from tiers to cataracts, a surprising diversity exists in...
Waterfall - National Geographic Society
2023年10月19日 · A waterfall is a river or other body of water's steep fall over a rocky ledge into a plunge pool below. Waterfalls are also called cascades. The process of erosion, the wearing away of earth, plays an important part in the formation of waterfalls. Waterfalls themselves also contribute to erosion.
North America’s Most Spectacular Waterfalls | Smithsonian
2018年6月18日 · In North America alone, there are hundreds of waterfalls dotting the landscape, some cascading at volumes of more than 3,000 tons of water per second (Niagara Falls), while others are little more...
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