econolypse 

Severe and rapid economic collapse; compound word (economic & apocalypse)

1991 was the econolypse of the soviet-style economic system.

econolypse by JaysonP September 20, 2007

ecopalypse 

An apocalypse denotes Earth's destruction in a calamitous but unforeseen way. An 'ecopalypse' implies that ecological collapse will foreseeably cause Earth's catastrophic destruction.

If industrial ecocide, pollution, deforestation, species extinction and human population keep increasing, all life on Earth will perish in a terrifying ecopalypse.

ecopalypse by LifedayNow November 10, 2017

Econocalypse 

The end-of-the-world scenario portrayed in the media, caused by the global economic downturn.

It looks like the econocalypse is coming...

Econocalypse by AllTheNamesAreUsedByOtherPeeps July 22, 2009

Ebocolypse

The ebola (zombie) apocolypse

person 1 - "Did you hear about the news on the ebocolypse?"
person 2 - "Yea i did, man. Pretty freaky if you ask me..."

Ebocolypse by maliaspear October 21, 2014