(1)The responsible authority shall monitor the significant environmental effects of the implementation of every qualifying plan or programme for which it has carried out an environmental assessment.
(2)The responsible authority shall do so in a manner (which may comprise or include arrangements established otherwise than for the express purpose of compliance with subsection (1)) which enables the authority to—
(a)identify any unforeseen adverse effects at an early stage; and
(b)undertake appropriate remedial action.