It refers to communities that are planned, built, or modified to promote sustainable(able to be maintained at a certain rate or level.) living. Sustainable communities tend to focus on environmental and economic sustainability, urban infrastructure, social equity, and municipal government.
A well-written code of conduct clarifies an organization's mission, values and principles, linking them with standards of professional conduct. ... It can also serve as a valuable reference, helping employees locate relevant documents, services and other resources related to ethics within the organization.
Which revolution are you talking about
Social Darwinism was the theory to justify claims of racial superiority.