Refurbish and upgrade the national grid (from 33Kv to 132Kv) to reduce losses. ✓. ✓. 98.7. Renewable Energy. Install solar PV, wind power and hydro-electric power plants. ✓. 78.5. Efficient Lighting. Substitute incandescent light bulbs and raise awareness in the residential sector. ✓. ✓. 42.9. Solar Water Heating. Install solar water heating facilities on public buildings and support them for hotels and the residential sector. ✓. ✓. 19.3.