Thanks to Kenny Bailey of ds4si, i now know something about Collapsology.

In an open letter published in the Guardian today, 246 international scholars write that

efforts to cut emissions and naturally drawdown carbon are essential, researchers in many areas consider societal collapse a credible scenario this century. Different views exist on the location, extent, timing, permanence and cause of disruptions, but the way modern societies exploit people and nature is a common concern.

Link to the original post and resources here.