Climate-Driven Systemic Collapse

Rather than a single sudden apocalyptic event, the most probable end of the modern world is a cascading failure of interconnected global systems triggered by environmental degradation and resource scarcity. As global temperatures breach critical thresholds, compounding extreme weather events will permanently disrupt agricultural baselines, leading to chronic, unmanageable food and water shortages.

This environmental stress acts as a severe geopolitical threat multiplier. Mass climate migration will overwhelm infrastructure and destabilize vulnerable nations, while fierce competition for dwindling arable land and fresh water will ignite regional conflicts. The resulting strain will fracture global supply chains, energy grids, and economic markets.

Ultimately, these compounding shocks will exceed the adaptive capacity of international institutions. This leads to an irreversible breakdown of the cooperative global order, collapsing modern civilization into a fragmented state of localized survival and effectively ending the world as a functioning, interconnected global society.