400
The Leadership in Energy and Environmental Design (LEED) certifications look at many different aspects and design technologies when determining to give a building certification. Name 2 of these factors
What could be: use of natural daylight, solar-electric cells, solar water heaters, insulation, natural ventilation, ground source heath pumps, glazed windows, waterless urinals, efficient lighting technologies, motion sensors for lighting, design building with less energy, recycle scrap materials