I still need to pull in some information to here.

Considering building a structure like :

Humans harming humans.
- war
- - revolutions and attempts, the January 6 insurrection at the US Capitol
- - terrorist attacks (military, politically motivated)
- starvation (food resources distribution failure)
- kidnappings
- physical abuse
- - police brutality
- mental abuse
- - police brutality
- - justice system
- enslavement
- killing and injuring
- - terrorist attacks (non-military, not political; such as random targets or racial hate)
- - shootings
- - - school shootings
- - - public event shootings
- - - other mass shootings
- - - racist
- - - personal revenge
- - -  etc.
Humans harming earth.
- pollution
- - heat pollution, contributor to the climate crisis
- - greenhouse gas pollution, contributor to the climate crisis
- destruction
- - deforestation
- - water damming (destroys what was there naturally)
- - war
- - farming (exceptions of small scale planned in between nature)
- - wildfires (intentional or accidental)
Natural events ("disasters").
- earthquakes
- pandemics
- hurricanes
- wildfires (natural causes - lightning, etc.)