How do teenagers view South African future

To work in the other country to have a " island of property " (if you will) on the other countries territory. they also maintain peace and friendship with the two countries

The following passage describes an example of __negative externality in the 1980s, manufacturing power plants in the midwest burned coal with high sulfur content, which when released as smoke, mixed with moisture in the atmosphere to create an acid that blew into canada and new england. the acid fell to the earth in the form of rain, killing fish and causing deforestation and building deterioration.