Natural ventilation systems, operable windows, clerestory windows, solar chimneys, wind catchers, rooftop gardens, green roofs, living walls, shading devices, overhangs, louvers, mesh screens, evaporative cooling, night flushing, stack effect, thermal mass, radiant cooling, displacement ventilation, personalized ventilation, air-side economizers, heat recovery systems, building management systems, energy-efficient HVAC, sustainable architecture, modern academic buildings, campus environments, lush vegetation, sunny days, soft natural lighting, 3/4 composition, realistic textures.