Plants might take up some of the excess sodium chloride in the place of the magnesium and potassium they also need, leading to nutritional deficiencies.
Plants suffering from high levels of soil salt concentration often cause damage to their roots. Symptoms include yellowed leaves with scorched edges; potassium deficiencies are common problem. Needles on every green trees may turn yellow or brown in the spring.
(Source: http://www.ehow.com/facts_7350144_happens-used-melt-ice-roads_.html)
The Earth's surface is covered by a series of crustal plates.The ocean floors are continually moving, spreading from the center, sinking at the edges, and being regenerated.Convection currents beneath the plates move the crustal plates in different directions.The source of heat driving the convection currents is radioactivity deep in the Earths mantle.
Answer:
Coal
Explanation:
Coal leads in providing energy and electricity for South Asia. There are some other significant energy resources, such as natural gas, but coal is the most commonly used.
Answer:
Pushing outwards
Explanation:
Divergent boundaries= push outwards
Covergent boundaries= push towards each other
Transform boundaries= slide past each other
