The document discusses sustainable design and building revisions. It asks the reader to analyze and discuss three renewable technologies, the two forms of embodied energy in buildings, and life cycle analysis in relation to embodied energy. It also prompts the reader to propose and elaborate on a sustainable urban drainage system for a new development, and to sketch the stages of the sustainable planning process. Additionally, it addresses Part L of building regulations, reducing operating costs, achieving higher energy efficiency standards through pre-design, and the information required to determine a dwelling's BER rating.