Apocalyptic (adjective) کشف، الہام

describing or prophesying the complete destruction of the world.
Example: “the apocalyptic visions of ecologists”
Repercussion (adjective) واپس پلٹنا، پیچھے ہٹنا

an unintended consequence of an event or action, especially an unwelcome one.
Example: “the move would have grave repercussions for the entire region”