Coasts and Beaches Midterm 1 Definitions

Absolute Sea Level Rise

Global Sea Level Rise

Relative Sea Level Rise

Local Sea Level Rise

Living Shorelines

Shorelines that use organisms such as coral and mangroves for protection

Beach Cusps/ Littoral Cells

Cells created along beaches from the pattern of sand transport

Active Margin

Passive Margin

Sea stacks

Marine Terraces

Flat areas created by erosion of

At what rate is the sea level rising per year globally?

4mm

T/F, California coast is on an active margin

True

How many mega cities are along coastlines?

8/10

T/F, We can build walls around cities perfectly fine

False

T/F, The moon revolves around the Earth in a circle

False

Are short term extreme events or the overall process of sea level rise more of a threat?

Short term extreme events

What is the composition of California’s coast is composed of:

Mountains and Cliffs: 13%

Marine terraces fronted by low bluffs: 59%

Coastal lowlands: 28%

How much would the sea level rise if all the ice caps melted?

216 feet