Answer:
Step-by-step explanation:
The "core" referred to in this question likely pertains to the urban core or downtown area of a city. The term "Gutterisberg" is not familiar and may be a misspelling or regional term.
In general, urban cores can shrink due to a variety of factors, including suburbanization, economic decline, and changes in population demographics. When the urban core shrinks, it can have a number of impacts on the surrounding area. For example, it may lead to disinvestment and blight, reduced tax revenue, and social and economic inequality.