How did the inca people keep their agricultural lands healthy? they limited the use of the land to one main crop. they used fertilizer made of manure. they practiced the slash-and-burn method. they grew a wide variety of crops on one piece of land.

This researchers data could him determine which of the following types of information about great britain during the industrial revolution

Hey!me its for an important test! ! which issue during the progressive era would most likely have united mary harris "mother” jones and lewis hine? a) ending child labor b) regulating monopolies c) using photography to expose poor working conditions d) exposing the lack of jobs available for untrained laborers

Which suggests the most critical aspect of the peak oil theory? 1) controversy rages over rumors that the fracking lobby in washington has influenced the statistics. 2) supporters and critics argue endlessly over the rate of extraction and shape of the bell curve. 3) saudi arabia will soon have to begin fracking, leading to protests and further destabilization. 4) a new oil discovery means a fresh peak cycle, making that region the target of aggressors.