Aesthetic integration is one of the core challenges of introducing alternative energy designs into an urban environment. How do you layer on solar panels, for example, without making them stand out as something foreign, additive and unattractive? One clever solution is the above solar energy ‘lily pads’ that truly keep the design element in mind – creating something visually engaging, a new layer on a lazy city river, while also generating a new source of alternative urban power. (Source)