Lack of resources in general
It may also mean shortage of flora and fauna
He was a key figure in uniting Canada.
<span>They supported the policies of his party (he was a conservative) </span>
<span>He was considered to be a good leader (or at least better than those who ran against him) ..</span>
<span>Most mutations occurring today would not contribute to the process of
"evolution".</span>
Evolution<span> is change in the genetic attributes of organic populaces
over successive ages. <span>Evolutionary</span> procedures offer ascent to
biodiversity at each level of natural association, including the levels of
species, singular life forms, and molecules. Natural selection is one of a many
instruments that can cause evolution<span>. </span></span>