USCIS permits you to apply for OPT after enrolling and completing a minimum of one full year of studies as a full-time student or 3 months before completion of course.
Coastal management is defense against flooding and erosion, and techniques that allow erosion to claim land.liff stabilization can be accomplished through drainage of excess rainwater of through terracing, planting, and wiring to hold cliffs in place. Cliff drainage is used to hold a cliff together using plants, fences and terracing, this is used to help prevent landslides and other localized damage.
A rock wall (also known as a sea wall) is a wall made out of rock located at the back of the beach to protect the beach front property from erosion. What are the adavantages of having a rock wall? A rock wall acts as a last line of defense to prevent erosion of houses, building and roads during a storm. It also acts as insurance for beach front properties as they don't have insurance if their properties are eroded. Source: Coastal Management Centre.