If there are large number of people under 15 and over 65, what is the main challenge it creates go a country

hi there!

question - in the 1900s there were two competing views about the environment that often pitted industrialist and conservationist against one another. how were these two competing views demonstrated by the environmental policies of president roosevelt and president taft?

hope this : )

it is a : ) always outside of government control

c. the passage of the fifteenth amendment