overpopulation
n. uncountable B2 Upper Intermediate US //ˌoʊvɝˌpɑpjəˈɫeɪʃən// UK //ˌəʊvəpˌɒpjʊlˈeɪʃən// over·pop·u·la·tion
n. a situation where there are too many people or animals living in one area. This can cause problems like not enough food or space for everyone.
n. a condition in which the number of individuals in a population exceeds the carrying capacity of their environment. Often used in ecological or demographic contexts to describe resource depletion.
Overpopulation in the city leads to crowded streets and long commutes.
The island's ecosystem is struggling because of overpopulation of rabbits that are eating all the local grass.
While some argue that overpopulation is the primary driver of environmental degradation, others point to the per capita consumption of resources as the more significant factor.