 
 <prompt> Wetin dey against sustainable architecture? Based on di question wey dey above, write small tori 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 structure and function, wey be di consideration of sustainability, so sustainable architecture. To meet up with di current belief, building suppose dey constructed in a 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 get for non-sustainable power sources for heating, cooling, water and waste management, and lighting." 