Why is a limited amount of coastline a problem?

How is new crust continually being formed? What is the function of an ECU in an airbag system? What is the process that break down rock called? What is lithified of tiny marine organisms with skeletons composed of silica? A 1.9 kg otter starts from rest at the top of a muddy incline 82.5 cm long and slides down to the bottom in 0.40 s What net external force acts on the otter along the incline Answer in units of N? How soon could the Arctic sea ice be gone in summer? Are ventral and posterior synonymous terms? Who is the Dr with ALS that helped with the Big Bang? A plane is movine north at 400 mph and a wind suddenly blows from west to east at 50 mph What is the plane's new velocity and direction? 1 metre how many centimeters? How does crust form? Which would most likely happen if all of the soil in an ecosystem washed away? What tissue forms the inner lining of a hair follicle? Is asteroid good for health? Where does erosion generally move rock fragments? What statements about lysozyme is most accurate? Why was water pereferred to land when transporting heavy cargo? How far from the equator is Indianapolis? What two elements are in FeBr2? What type of biological agent acts to destroy an organism by overwhelming the organism's ability to rid itself of the poison it produces?