The most likely reason would be that this city has either been expanding and with that effectively decreasing the amount of available living spcace the animals and trees as well have, at the same time it is possible that this city has been emiting increased amounts of the different types of pollution - one example being light polution which can strongly influence certain ecological niches.
<span>They are "utilizing a cross-case method approach
and grounded theory".</span>
Grounded Theory<span> is an inductive strategy. Albeit numerous call
Grounded Theory a subjective strategy, it isn't. It is a general technique. It
is the methodical age of hypothesis from efficient research. It is an
arrangement of thorough research strategies prompting the development of
applied classifications.</span>
