Construction has begun on a 75-acre solar farm at the Indianapolis International Airport after two years of planning.
Airport managers say they do not know if they will be required to have controlled towers for corporate jets or charter airliners to land.
Airport officials say crews are working to keep the runways clear and airplanes free of ice.
TSA says it will no longer require children under 12 or adults over 75 to take off their shoes.
But economic experts say the report may overstate the benefits the aviation industry brings to the state.
Passengers using major airlines at the Indianapolis airport can be pre-screened to shorten wait times in security.
The airport in Columbus has seen increased traffic, but that means more noise and disturbances for nearby residents.
The Indianapolis International Airport is starting a program where frequent flyers could be pre-screened and therefore get through security faster.
Bloomington saw a large number of flights, but Terre Haute's numbers were fewer than expected.
The Columbus Municipal Airport says it has not seen an increase in traffic yet.