معنی controversial link between

"ارتباط جنجالی / بحث برانگیز"   بین " ازدیاد جمعیت / ازدهام جمعیت"  و  تغییرات آب و هوا

a "controversial link" means a possible connection between overpopulation and climate change that is debated or questioned by many people, but not fully accepted as a true cause and effect relationship.
I hope you understand the answer.