 
 <prompt> Wetin dem dey consider for dey build sustainable architecture? Given di previous question, write one context wey contain di answer. E fit be 1 - 20 sentences. Context: <response>: "In di late 20th century, dem add one new concept to di ones wey dey inside di compass of structure and function, wey be di consideration of sustainability, so sustainable architecture. To meet up with di current ethos, make building dey constructed for one way wey dey environmentally friendly in terms of how dem produce di materials, di impact wey e get for di natural and built environment of di area wey dey around am, and di demands wey e dey make on top non-sustainable power sources for heating, cooling, water and waste management, and lighting." 