👉 Unsustainable is a concept in environmental science that describes a situation where the use of natural resources leads to an excessive depletion or degradation, leading to negative impacts on both the environment and human health. It refers to actions or practices that are not sustainable, meaning they do not consider the long-term effects and consequences of their usage. This can include activities such as deforestation, overfishing, pollution, and destruction of natural habitats. Unsustainability is often associated with environmental degradation, loss of biodiversity