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Ocean Facts

Answers to your questions about our oceans and coasts.

What is a geographic information system?

What is the Census of Marine Life?

What is aquaculture?

What is shoreline armoring?

What is Digital Coast?

What is the law of the sea?

How can you tell the difference between an oil slick and an algal bloom?

How did the Hawaiian Islands form?

Do the Great Lakes have tides?

How much of the ocean have we explored?

What is lightering?

What is a marine national monument?

What is Natural Resource Damage Assessment?

How long is the U.S. shoreline?

How do sanctuaries protect marine life?

What is federal consistency?

Where is the largest protected area in the National Marine Sanctuary system?

What is maritime heritage?

What was the first national marine sanctuary to be designated?

What threats do coastal communities face?

What is the difference between land cover and land use?

What is resilience?

What is an environmental sensitivity index map?

What is a national marine sanctuary?

What is "smart growth"?

Where are marine protected areas located?

What percentage of marine areas are protected?

What is coastal zone management?

What is a marine protected area?

What percentage of the American population lives near the coast?