Block Mountains are tourist attractions.
Block Mountains with ice on top are sources of rivers when ice melt and these provide water for irrigation, transport and industrial development.
Block Mountains modify climate through influencing the formation of orographic rainfall.
Some Block Mountains contain minerals thus lead to the development of the mining industry for example former copper extraction from the Rwenzori Mountains and the current cobalt extraction.
Rivers originating from Block Mountains form waterfalls from which hydro electric power is generated thus helpful for industrial development.
Illustrate has a couple of meanings. First, illustrate means to explain something with pictures, charts, etc. Second, illustrate means to state as an example of something.
