Which wastewater treatment technology is best suited for developing nations?
This is a decision that has to be made based on the local context and cost benefit analyses. In some cities it will be necessary and possible to introduce hi-tech solutions, where professional skills to run such plants are available and it is possible to recover the returns on investment. In smaller cities it might be better to go for more appropriate, low-cost solutions. These usually are slow processes, so require large extents of land, which may not be available in urban areas where land is at a premium. How can wastewater treatment improve quality of life in India? India is a country that has a major problem of providing sanitation to its population. Wastewater treatment should therefore be linked to sanitation and sustainable solutions sought. One way by which quality of life improves is because pathogen and other contaminant risks are reduced through better waste disposal, leading to better health. Is wastewater treatment an expensive proposition for developing nations? There is
