| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | rooftops | South Africa | Rooftops are utilized for rainwater harvesting and water conservation efforts in regions with scarce water resources. | 1 |
| 2 | thatch roofing | Southern Africa | Thatch roofing is a traditional and common roofing material in some parts of Southern Africa due to its insulating properties and availability. | 1 |