This is the region's major economic challenge. the oil industry's stability biodiversity loss agricultural productivity marine degradation

an effect of the steamboat's popularity was that people began building canals in the united states and europe. this was done to find another way to transport goods across the country and in that time, transportation using the river was very slow and dangerous. it depended entirely on manpower and the current of the river. that all changed in the late 1700's when steamboats were introduced. they soon revolutionized travel and trade through the river and dominated the waterways. eventually, other means of transportation took over from the steamboats, but there was a time that they the united states to expand to the west.

the answer is c.richard m. nixon

answer: not really

explanation: the disadvantages of wikipedia are:

the advantages of wikipedia are

hello most volcanoes are located at either divergent or convergent plate

this is where the plate motions aswell form magma