Things that can destroy Earth with H

• Humans

  As a species we could trigger global nuclear doom.

• Heat

  Runaway greenhouse heat could bake Earth lifeless.

• Hydrogen bomb

  Global nuclear war with H‑bombs could end civilization.

• hunger

  Global extreme hunger could collapse human society.

• hot sun

  Sun becoming much hotter could burn Earth’s surface.

• huge asteroid

  Large asteroid impact could cause mass extinction.

• huge meteor

  A large meteor impact could wipe out most life.

• Haley's comet

  A very large comet impact could be extinction-level.

• Huge asteroids

  Multiple large asteroids could sterilize the planet.

• Heroin
• Heat death of the universe

  Cosmic fate where all heat evens out, no life

• Heat ray

  Powerful beam weapon could fry the planet

• Heat death

  Ultimate thermodynamic end, all life gone

• Huge rock

  A huge rock = big asteroid impact scenario

• Huge explosion

  Planet‑scale blast could shatter or sterilize Earth

• Annonce
• Hot climate

  Runaway hot climate could make Earth unlivable

• Helium bomb

  Hypothetical nuke using helium‑3 fusion

• Huge bombs

  Enough huge nukes could wipe out most life

• Huge comet

  Massive comet impact could cause global extinction.

• High temperatures

  Runaway global heating could wipe out most life.

• Huge meteors

  Huge meteor impacts have caused mass extinctions.

• helium explosion

  Helium detonation in Sun-like star could be fatal

• Heavy meteor

  A very massive meteor impact could end civilisation

• harmful gases

  Runaway buildup of harmful gases could trigger extreme climate change and mass extinction

Ordene på listen Things that can destroy Earth with H stammer fra spillere af ordspillet By-Land-Flod.