The stable remnant of decomposed organic material. It is a dark-brown or black earthen material. Used as a soil amendment in agriculture, it improves soil structure and increases water retention.
Perspectives are different frameworks from which to explore the knowledge around sustainable sanitation and water management. Perspectives are like filters: they compile and structure the information that relate to a given focus theme, region or context. This allows you to quickly navigate to the content of your particular interest while promoting the holistic understanding of sustainable sanitation and water management.