Europe’s summer of extreme heat caused an estimated 50,000 deaths in cities across the region – the highest number on record – and wiped roughly 0.17% from European Union GDP from April through September, or close to €17 billion (S$24.36 billion).
asserted
summer → cause → September
Those findings, from two separate studies, reveal the extent of Europe’s vulnerability to rising temperatures in what is likely to be one of the hottest years in modern history.
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what → reveal → history
The estimated mortality toll comes from a study released on Oct 23, led by scientists at Imperial College London, which determined that almost two-thirds of the deaths linked to high summer temperatures would not have happened without climate change.
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thirds → come → change
A recent study from Bloomberg Economics, meanwhile, measured the hit to Europe’s GDP at two-and-a-half times the average loss for the period over the previous decade.
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study → measure → decade
The overall mortality level, triggered by a series of record-breaking heatwaves, was far higher than those in the next most deadly years.
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level → trigger → years
The figure compares to about 29,000 heat-related deaths in cities in 2022 and about 28,000 in 2003, according to the research, which is due to be published in Nature Health next week.
uncertain
which → compare → Health
“We had these repeated heat events that – even without the extra heat from anthropogenic warming – would’ve been dangerous, but with that extra boost from anthropogenic warming became really, really dangerous,” said Clair Barnes, extreme weather and climate change researcher at Imperial and the study’s lead author, in an interview.
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Barnes → have → interview
European countries experienced extreme temperatures throughout the summer.
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countries → experience → summer
Heatwaves began in May and continued into September, with temperature records broken by significant margins in many countries.
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records → begin → countries
Across the continent, vital infrastructure suffered.
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infrastructure → suffer → continent
Wildfires destroyed homes, hospitals overheated, transport broke down and cooling systems in fridges and air conditioners failed.
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systems → destroy → fridges
French GDP was 0.2 percentage points smaller in the second quarter due to extreme heat, according to Ulrich Eberle, author of the Bloomberg Economics report.
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GDP → accord → report
Germany’s economy was 0.1% smaller over the same period, while Spain saw a 0.05% heat-related GDP dent.
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Spain → see → dent
The study by Imperial and the London School of Hygiene & Tropical Medicine covered 854 cities in 30 countries across the EU, Britain, Switzerland and Norway, accounting for about 40% of the countries’ total population.
The number of heat-related deaths linked to climate change has risen over time, the study found, as fossil fuel emissions have pushed temperatures higher.
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emissions → cover → temperatures
Climate change accounted for nearly two-thirds of this summer’s excess mortality toll, up from about 40% in 2003.
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change → account → 2003
Calculating heat deaths is challenging because people rarely die directly from heat exposure.
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people → calculate → exposure
Instead, high temperatures typically put extra stress on the body and exacerbate existing conditions, especially those affecting the heart or respiratory systems.
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temperatures → put → heart
Measuring a person’s core temperature accurately can also be difficult outside of hospital settings.
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Measuring → measure → settings
If someone has died alone at home, it is not always clear how or if heat played a role.
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heat → die → role
As a result, heat-related deaths are not always recorded as such.
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deaths → relate → result
“We often see elderly patients become confused or have strokes or have cardiac-type events where heat may have made a significant contributing factor to the death,” said Andrew Hartle, an intensive-care consultant at Imperial College Healthcare NHS Trust, in a press briefing on Oct 21.
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Hartle → see → Oct
“A post-mortem won’t tell you whether somebody was hot or not.”
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somebody → tell → you
The Imperial study combines temperature records with previous findings that calculate the impact of heat levels on mortality, to estimate a death toll linked to the heat.
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that → combine → heat
This method has previously been consistent with official statistics, many of which have not yet been released by government health authorities for the full 2026 summer season, the authors said.
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authors → release → season
“Clearly we need to support those most at risk, including the elderly, the unwell and those from poorer backgrounds, and to act to prevent the collapse of infrastructure that keeps vulnerable people safe in the heat,” said Toby Perkins, chair of Britain’s Environmental Audit Committee.
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Perkins → need → Committee
The year 2027 is expected to be even hotter than 2026.
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year → expect → 2026
Global warming is now virtually guaranteed to exceed 1.5 deg C versus pre-industrial levels and the world must now focus on minimising its overshoot, the United Nations said on Oct 21.
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Nations → guarantee → Oct
The Aporia
