In addition, designing activities that enable students to apply new learning in an authentic way (e.g., work - based practice) can
promote immediate interest as well as help them to appreciate the larger importance of what they are learning.
Principle 16, so necessary for
immediate application, reads: «National authorities should endeavor to
promote the internalization of environmental costs and the use of economic instruments, taking into account the approach that the polluter should, in principle, bear the cost of pollution, with due regard to the public
interest and without distorting international trade and investment».