In what way do "new social movements" differ from those in the past?

They are probably going to focus around quality of life issues as opposed to financial or economic issues.

Social movements can happen at the individual level or at the societal level, and they can advocate for either minor or radical alterations. The term new social developments is a hypothesis of social movements that endeavors to clarify the plethora of new developments that have come up in different western social orders generally since the mid-1960s.