Increased wealth in developing economies combined with increasing migration to urban centres place particular challenges on cities across Africa and other developing countries in the world. Fourth Element provides municipalities and metropolitan areas specialist services in urban catchment  and sustainable drainage, including planning and design services and environmental management.

⇒Catchment modelling and master planning;
⇒Green infrastructure design suited to local climate and environment;
⇒Flood lines, flood management and design;
⇒Sustainable Urban Drainage Systems (SUDS), Water Sensitive Urban Designs (WSUDS) and Low Impact Development (LID) designs;
⇒Water quality monitoring and modelling;
⇒Runoff harvesting; and
⇒Urban agriculture.