Earth’s Heat Record Shattered Again, Pushing Heatwaves to Extremes

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An excavator drives past a dried-up pond in Vietnam's southern Ben Tre province on March 19, 2024.

The world witnessed an unprecedented March in 2024, which shattered temperature records and amplified the urgency for action against climate change. According to the European Union’s Copernicus Climate Change Service (C3S), March marked the 10th consecutive month where temperatures soared beyond historical highs, a trend that started back in June 2023.

The average global temperature in March stood 1.68 degrees Celsius (3.02 Fahrenheit) higher than the pre-industrial average (1850-1900), surpassing the previous record set in March 2016 by 0.1 degrees Celsius. “This extraordinary sequence of climate records is a stark reminder of the impact of greenhouse gas emissions,” remarked Samantha Burgess, deputy director of C3S.

Extreme heat events have become increasingly common due to the climate crisis, primarily driven by the combustion of fossil fuels. Chloe Brimicombe, a climate researcher at Austria’s University of Graz, attributed the record-breaking temperatures to human activities.

“The relentless heat, storms, and flooding across the Southern Hemisphere, alongside disruptions in global cocoa prices and vanishing glaciers in Europe, point toward the devastating consequences of climate change,” Brimicombe highlighted.

Mounting Concerns and Record-Breaking Year

A rickshaw puller is splashing water on his face to get relief during a heatwave in Dhaka, Bangladesh, on April 6, 2024.

The concerning trend follows a record-breaking year in 2023, with the highest temperatures ever recorded. Jonathan Bamber, director of the Bristol Glaciology Centre at the University of Bristol, expressed alarm at the pace of climate change.

“The temperature records we’ve witnessed so far this year raise concerns about the accuracy of climate models,” Bamber stated. “The rate of climate breakdown is concerning many scientists.”

C3S’s monthly climate bulletin aligns with the warnings issued by the United Nations’ weather agency, the World Meteorological Organization (WMO). According to the WMO’s “State of the Global Climate” report, 2023 was the hottest year on record, with the years 2014-2023 representing the warmest 10-year period.

Urgency for Action

The global average temperature in 2023 stood at 1.45 degrees Celsius above pre-industrial levels, approaching the critical 1.5 degrees Celsius threshold defined in the Paris Agreement. This temperature point is widely recognized as the tipping point beyond which climate impacts become increasingly severe.

The record-shattering March and the broader global heatwave demand immediate attention. Scientists emphasize the urgent need to reduce greenhouse gas emissions to mitigate further warming and avert potentially catastrophic consequences for the planet.