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Graphic depiction showing the shifting coastline of the San Francisco Bay
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What Do Ice Ages Have to do With San Francisco Bay?

What Do Ice Ages Have to do With San Francisco Bay?

An overlooked place within Golden Gate: What Do Ice Ages Have to do With San Francisco Bay?.

WHY IT’S INTERESTING

Male voice So how did San Francisco Bay's dramatic landscape come to be? How and when did the bay and hills around you form? Geologically speaking, they are new features; the result of great tectonic plates colliding and grinding past one another, of sea level rising and falling as ice ages come and go, and of a rushing glacial-fed river cutting a new course to the

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A CLOSER LOOK

The National Park Service documents What Do Ice Ages Have to do With San Francisco Bay? within Golden Gate.

Male voice So how did San Francisco Bay's dramatic landscape come to be? How and when did the bay and hills around you form? Geologically speaking, they are new features; the result of great tectonic plates colliding and grinding past one another, of sea level rising and falling as ice ages come and go, and of a rushing glacial-fed river cutting a new course to the

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FOLLOW THE EVIDENCE

National Park ServiceWhat Do Ice Ages Have to do With San Francisco Bay?

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