Об­ра­зуй­те от слова PRODUCE од­но­ко­рен­ное слово так, чтобы оно грам­ма­ти­че­ски и лек­си­че­ски со­от­вет­ство­ва­ло со­дер­жа­нию тек­ста.

Many national parks experience problems protecting their environments. Native animals can __________________ rapidly and overpopulate the areas. The large volume of park visitors can make controlling them difficult. The huge size of some parks also makes protected animals easy targets for poachers.