Buildings and the construction sector are responsible for over one-third of global final energy consumption and nearly 40% of total direct and indirect CO 2 emissions .

Time is “what we read from a clock located at the same point at which an event occurs”, said Albert Einstein . American theoretical physicist John A.

Sharing emotions is a central part of human communication. Moreover, the internet is becoming an important medium to share them. And this has given rise to collective emotions in online groups.