Understanding food webs is significant for assessing ecosystem health as it illustrates the complex interdependencies among species and their environments. Food webs provide insights into energy flow and nutrient cycling, helping to identify keystone species that maintain ecosystem stability. Disruptions in food webs, caused by factors such as pollution or habitat loss, can precipitate cascading effects, leading to declines in biodiversity and ecosystem function. By studying these interactions, we can develop strategies to restore and conserve ecosystems, supporting diverse habitats and resilient communities.