Soil erosion is the wearing down of soil. this map provides data on the rate of soil erosion in the united states for a given year. what trend does the map show?

places of higher salinity. there are parts of the ocean where hardly any rain falls but warm dry winds cause lots of evaporation. this evaporation removes water – when water vapour rises into the atmosphere, it leaves the salt behind, so the salinity of the seawater increases. this causes the seawater to become denser.