Diverse cultures coexist in this region.
It is important to listen to a variety of opinions.
This company brings together diverse talent.
The participants' cultural backgrounds are diverse.
Opinions on the issue diverged in many different ways.
多様 is the na-adjective meaning 'diverse', while 多様性 is the noun form meaning 'diversity'.
多様 means 'diverse' or 'varied', focusing on the existence of many different types, whereas 幅広い focuses on the breadth or scope of coverage.
diversity; variety
wide-ranging and diverse; multifarious