Is this really serious? Scientists have sounded the alarm that “Europe’s central heating” faces full-scale climate breakdown. But some say it is just one of many possible environmental tipping points.
The growing belief in a new ice age

Glossary
Apocalyptic - Referring to the end of the world, or the collapse of civilisation.
Tropics - The region between the tropics of Cancer and Capricorn.
Subpolar - A climate zone that is found in the northern hemisphere, south of the polar climate, and is characterised by severely cold winters and short, cool summers.
Existential - Relating to the state of human existence. Existential dread can refer to grappling with your own experiences of responsibility and death.
Tipping point - The point at which a series of small changes or incidents becomes significant enough to cause a larger, more important change.