Viewed through a long enough lens, our climate can seem unremarkable – but for humans it is unprecedented
- Unprecedented number of heat records broken this year
- ‘You feel like you’re suffocating’: Florida outdoor workers are collapsing in the heat without water and shade
Climate records are tumbling at a galloping pace. The world has just experienced its hottest ever single day on record, amid a string of record-breaking months that followed the planet’s hottest recorded year. But how does this cascade of new highs in the era of modern record-keeping compare with the Earth’s deeper history?
Those who piece together what past climates were like in eras before thermometers and satellites – a practice known as palaeoclimatology – find that today’s temperatures are, when narrowly viewed, unremarkable. For example, the Eocene, an epoch lasting from 56m years to 34m years ago, was “screamingly hotter” than today, by about 10-15C, according to Matthew Huber, an expert in historical climates at Purdue University in the US.
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