Answer:
Exposure: The presence of people, livelihoods, species or ecosystems, environmental functions, services, and resources, infrastructure, or economic, social, or cultural assets in places and settings that could be adversely affected.
Vulnerability: The propensity or predisposition to be adversely affected. Vulnerability encompasses a variety of concepts and elements including sensitivity or susceptibility to harm and lack of capacity to cope and adapt.
So « Exposure » correponds to the fact to be exposed to adverse (environmental) factors. While « Vulnerability » corresponds to the fact to be harmed when exposed to adverse (environmental) factors.
