Table 2.
World’s largest erosive and accretive sandy beach hot spots.
| Areal change Rate (m2/yr) | Mean change rate (m/yr) | Length of section (km) | |
|---|---|---|---|
| Erosive Hot Spot Beaches | |||
| Freeport, Texas, USA | −258,678 | −15.2 | 17 |
| San Rafael National Park, Chile | −243,459 | −8.4 | 29 |
| Rockefeller reserve, Louisiana, USA | −192,758 | −16.0 | 12 |
| Nebel island, Germany | −175,716 | −12.1 | 15 |
| Esbjerg, Denmark | −162,695 | −8.1 | 20 |
| High Island, Texas, USA | −155,287 | −5.3 | 29 |
| Hog Island, Virginia, USA | −154,848 | −13.5 | 12 |
| Accretive Hot Spot Beaches | |||
| Diamond mines, Oranjemund, Namibia* | 219,748 | 8.8 | 25 |
| Around Karachi Port, Pakistan* | 203,752 | 13.1 | 16 |
| Schiermonnikoog Island, Netherlands | 194,752 | 9.7 | 20 |
| Rijnland Coast, Netherlands* | 190,105 | 12.3 | 16 |
| South Coast of Madagascar | 153,573 | 7.0 | 22 |
| Port Said, Egypt* | 149,133 | 13.0 | 12 |
| Mauritania | 140,239 | 6.9 | 22 |
Areal change rate is calculated by multiplying the length of the section with the mean of the shoreline change trends of all transects in the relevant coastal stretch. The human-induced accretive hot spots are indicated by an asterisk.