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.
Although he was best known for his work in conditioning, Pavlov also developed the theory of transmarginal inhibition. Transmarginal inhibition provides a gauge of a person or non-human animal's response to overwhelming, and often painful, stimuli.van Pavlov was a late 19th and early 20th century Russian physiologist best known for his research into conditioned reflexes. Ivan Pavlov was born in 1849 in Ryazan, Russia.