Geography

The physical features of Earth, how places are mapped and measured, and how people settle and move across the landscape.

Articles (2)

• What Is a River Delta and How Does It Form?
  A river delta is new land built where a river slows on entering a sea or lake, drops its sediment, and splits into channels that push the coastline outward.
• Urban Heat Islands: Why Cities Are Hotter Than Nearby Land
  An urban heat island is a city area that runs hotter than the countryside around it, mainly because dark surfaces absorb sunlight and buildings and roads store heat.

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