Aerial view Port Fourchon, Louisiana's southernmost port, where land loss due to coastal erosion is estimated to be more than the size of footaball field every hour. | Julie Dermansky/Getty Images

Coastal Louisiana Is Sinking Faster Than Expected

New research shows that the worst case scenarios of years past are now the average along the Gulf Coast of Louisiana, as sea level rise, erosion, and subsidence eat away a Manhattan-sized chunk of land each year.