Seawalls are hard engineered structures with a primary function to prevent further erosion of the shoreline. They are built parallel to the shore and aim to hold or prevent sliding of the soil, while providing protection from wave action (UNFCCC, 1999).
Making the world better, one answer at a time. Vygotsky is best known for is theory of language acquisition, particularly the idea of scaffolding and the zone of proximal development.
(p57). A second aspect of Vygotsky's theory is the idea that the potential for cognitive development depends upon the zone of proximal development (ZPD): a level of development attained when children engage in social behavior.Full development of the ZPD depends upon full social interaction.p57). A second aspect of Vygotsky's theory is the idea that the potential for cognitive development depends upon the zone of proximal development (ZPD): a level of development attained when children engage in social behavior. Full development of the ZPD depends upon full social interaction.