A summary of SEA trends in Asia indicate a proliferation of SEA
legislation possibly a mimicking of trends in Europe due to the
EU SEA Directive (Briffett et al., 2003; Dusik and Xie, 2009;
Hayashi et al., 2011). Meanwhile, SEA implementation also
range from the use of structured and non-structured policy
instruments such as legislation and stakeholder engagement.
The primary problem of SEA implementation in Asia has been
its limited integration in strategic decision making due to
existing meta-policy structures.