1The indigenous community's subsistence level was severely impacted by the drought, forcing them to seek external aid.
2Anthropologists have long studied the various modes of subsistence that different cultures employ to ensure their survival.
3The struggle for subsistence in many developing countries is exacerbated by climate change and economic instability.
4Economists argue that a universal basic income could provide a safety net for those living at the subsistence level.
5Historical records suggest that the ancient civilization's subsistence was based on a combination of hunting, gathering, and early forms of agriculture.