 
 <prompt> Wetin no be surname, Vale or Green? Given the previous question, write a context wey contain the answer. E fit be 1 - 20 sentences. Context: <response>: Environmental sustainability don turn to one important matter wey dey affect architecture work well well. Many people wey dey support the money wey dem dey use build house don sabi say make dem dey encourage design wey dey environmentally sustainable, instead of just dey focus on money matter. Some examples of dis na passive solar building design, greener roof designs, materials wey fit decompose, and how building dey use energy. Dis big change for architecture don make schools dey focus more on environment. People like Frank Lloyd Wright, Buckminster Fuller, Ian McHarg, Sim Van der Ryn, Brenda and Robert Vale don dey do dis sustainability work since 1960s and 1970s. Plenty buildings don dey try meet green building sustainable design principles. Practices wey dey sustainable wey dey part of traditional architecture don dey inspire modern techniques wey dey environmentally and socially sustainable. The U.S. Green Building Council's LEED (Leadership in Energy and Environmental Design) rating system don help well well for dis matter. 