Question

The rise in sea level is caused by:

• A. Thermal expansion of seawater and melting glaciers
• B. Increased rainfall over oceans
• C. Human use of desalination plants
• D. Ocean currents shifting

Answer 1

Answer:

A. Thermal expansion of seawater and melting glaciers

• Warm water expands (thermal expansion), and melting glaciers add water volume, both causing sea levels to rise.