FedEx Corp. began operations Dec. 15 at its substantially bigger air cargo hub at Miami International Airport. The $72 million addition, two years under development and roughly the size of two football fields, doubles the hub’s size to 282,000 square feet.

After disappointing years from 2006 to 2014, things are looking up at PortMiami. In March, the port handled 97,577 TEUs of cargo — the second-highest monthly total in the port’s history — and, so far, cargo traffic is up 5.8% over the same period in fiscal 2017.

The dollar volume of trade through the Miami Customs District slid for the fourth straight year in 2016, but there are indications that the long decline may be over.

In preparation for a new era of sea travel that will bring larger cargo and cruise ships to South Florida, PortMiami has been awarded $33 million in state grants over the next five years, the port announced Oct. 28.

Cargo trade through Port Everglades, as measured in dollars, declined in 2015 while increasing at PortMiami, according to trade analysis company WorldCity.

Interest in Cuba-bound ferries has been high enough at PortMiami that officials are looking for ways to create temporary terminals to accommodate operators wanting to launch overnight runs to Havana every day.

PortMiami and Florida East Coast Railway said they have formed an alliance to offer ship-to-rail transfer for faster shipments.

A billion-dollar underwater tunnel that will give trucks leaving the port of Miami faster access to highways opened to the public Aug. 3, according to local reports.