The Port Authority of New York and New Jersey (PANYNJ) is to spend more than $200 million on its four airports.

Moscow’s Domodedovo Airport has unveiled plans to invest in a raft of construction projects at the gateway expected to cost around $3.5 billion.

Security experts have concluded Los Angeles International Airport (LAX) is safer today than after 9/11 thanks to $1.6 billion of investment into security at the gateway, but warned more could be done.

Swedish airport operator Swedavia is set to invest 1 billion krona (€109.3m) in Stockholm Arlanda Airport over the next three years, in order to increase capacity at the gateway and improve passenger services.

The Massachusetts Port Authority (Massport) has given the go-ahead for $140 million to be spent on upgrading the baggage screening systems at Boston Logan International Airport. 

Private investment in Mexican airports fell over the first half of 2011 by 6.4%, according to the government's fifth annual progress report.

Romanian investment company Infra–Group is inviting architects to register an interest in designing the planned new international airport just south of Bucharest.