Sentence:  Gone are the dark days of myopic <WSD>ruinism</WSD> and the primitive huts of fragmented postmodern pessimism. As visionary idealists, we must escape the oppressive grip of cynical postmodern despair ... 
Meaning of the word marked with <WSD> tags:  A prevailing belief in the immanent destruction of society or the environment; an apocalyptic worldview.