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Why do you think the Keeling Curve shows an increase in CO2 in the winter and decrease in summer resulting in a saw tooth pattern yearly?

Likely global climate changes in the 21st century include all but which of the following?

What are the three components of the fire triangle?

Why would a spit, barrier island, and sandbar appear along this coastline?

What causes winds?

What is the direction of longshore current in this diagram? 

How will warming the air affect its humidity?

Why is Western Washington at a greater risk for wildfires now then in the past?

1.What effect will the two groins on this beach have on Area A?  Area B? (2pts) 2. Name two natural landforms related to coastal erosion or deposition. (2pts) 3.Name two ways humans create/accelerate coastal erosion. (2pts) 4. Besides a groin, name 2 ways humans attempt to alter coastal deposition and erosion(2pts) 5. Why do none of the above human induced techniques work? (1pt) 6. Why will coastal erosion disasters continue to rise in the future? (1pt)

What geologic event is indicated by this emergent coast along an active margin, showing exposed ancient beaches?