Before revision: Ecological Impacts Benefits of Forest Cover The World Health Organization has compiled a list of ecological goods and services that depend on forests and without which humans could not survive : flood and drought mitigation, water purification, erosion control, and disease reduction are just a few .
After revision: Ecological Impacts Benefits of Forest Cover The World Health Organization has compiled a list of ecological goods and services that depend on forests and without which humans could not survive : flood and drought mitigation, water purification, erosion control, and disease reduction , including .