Europe and America used slaves for labor so the slaves in America or Europe are subtracted from the South African population.
Its a bad idea, because you are taking the saltwater marsh away from the ecosystem... And turning it into a cement covered ground, for more houses... Then the animals (or other things) that live there, will die... and have to find another place to live...
~therefore... The bad thing is, that they shouldnt fill the marsh with dirt, and cement... Because bad things could happen to the creatures that already live there.
Ice wedging and abrasion
putting trash in the water and piping sewage water in oceans
Clastic and chemical sedimentary rocks
Explanation:
Clastic sedimentary rocks form from the clustering together of weathered rocks, while chemical sedimentary rocks form from the precipitation or separation of dissolved minerals from water.
Answer:
A
Explanation:
Subsequent boundaries are boundaries that were there before a place was established.
Example: Berlin and the wall of Berlin.
Hope this helps :)
