Metal sculptures displayed in coastal areas face significant challenges due to saltwater exposure, humidity, and wind, which accelerate corrosion. To combat this, artists employ a variety of techniques to preserve their work.

1. Material Selection: Artists often choose corrosion-resistant metals like stainless steel, bronze, or aluminum, which naturally withstand harsh coastal conditions.

2. Protective Coatings: Applying specialized coatings such as powder coatings, epoxy, or wax forms a barrier against moisture and salt. Regular reapplication ensures long-term protection.

3. Galvanization: Some sculptures are galvanized by dipping them in molten zinc, creating a rust-resistant layer that extends the artwork's lifespan.

4. Regular Maintenance: Frequent cleaning with fresh water removes salt buildup, while inspections help detect early signs of corrosion for prompt repairs.

5. Design Considerations: Elevating sculptures on bases or designing them with drainage holes prevents water accumulation, reducing rust risks.

By combining these strategies, artists ensure their metal sculptures remain vibrant and structurally sound, even in the demanding coastal environment.