Societal impact refers to the effect that an action, policy, or event has on a community or society as a whole. This can include changes in social behavior, economic conditions, or cultural norms. For example, the introduction of renewable energy sources can lead to job creation and a shift in public attitudes towards environmental sustainability. Understanding societal impact is crucial for evaluating the effectiveness of initiatives, such as public health campaigns or educational reforms. By assessing these impacts, policymakers and organizations can make informed decisions that promote positive outcomes and address challenges within the community.