Damage from severe storms such as Sandy is likely to escalate by the end of the century as the population grows and people continue to build along the Eastern Seaboard.
Tar balls and oil sheen from the Deepwater Horizon oil spill have now made their way into Lake Pontchartrain, the northern boundary of New Orleans.
Scientists are investigating why endangered sea turtles are washing up on the Gulf Coast.
They weathered the hurricane against the orders of authorities, to protect their property and way of life
Coastal Texas now faces the classic question asked in the wake of other natural disasters.
One of the largest storms in US history will cost billions of dollars.