Belfast harbour is to invest £90m to upgrade its port to serve a wave of wind energy projects and cruise ships as part of a £300m investment plan. A new deepwater quay capable of supporting wind projects will be the largest part of an investment plan that also includes the construction of hundreds of homes at a site near the city centre. Belfast has previously hosted wind power installation companies. Between 2013 and 2018, Dong Energy, later renamed Ørsted, used it as a base to install windfarms in the Irish Sea. After those projects were installed, the area was given