An estuary is where salt water and fresh water meet. Estuaries are usually found at the edge of the coast, where the ocean water, or salty water, meets river, lake, any fresh water source, water.
A tributary is something completely different. It is a, usually smaller than the main river or lake, river/stream stemming off a bigger river or lake, or flowing into that river or lake.
Answer:
About 642 miles (1,034 kilometers).
Explanation:
Answer:
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defination;global warming is a slow and and steadt rise in earths surface temprature.it occurs when carbon dioxide and green house gases collect in the atmosphere and collect sunlight.global warming started happening many years ago by burning fossil fuels and coal,gas just to run factories. today there is more carbon dioxide in the atmosphere.sea levals hv also been rising up. to reduce global warming, we need to reduce the green house gases in the atmosphere. we also need to stop burning bushes,dry leaves. this will reduce global warming much better.