Record-Breaking Heat Triggers WMO Red Alert: Key Highlights from the 2024 State of Climate Report Urging Immediate Action at COP29

As global temperatures continue their upward trend, the World Meteorological Organization (WMO) has issued a dire climate update, signaling that 2024 is on track to set a new record as the hottest year yet. In just the first nine months, global average temperatures have risen to 1.54°C (±0.13) above pre-industrial levels, surpassing even the extreme heat seen in 2023. The El Niño phenomenon has also driven extreme temperatures in 2024, with its frequency expected to rise as global temperatures increase due to ongoing greenhouse gas emissions, creating a feedback loop of escalating heat. The 2024 record-breaking warming emphasizes the urgent need for immediate and ambitious action at the upcoming COP29 climate conference, as experts warn that time is running out to mitigate the most severe impacts of climate change. 

The latest updates from the 2024 State of Climate Report issuing a red alert are alarming as follows. The oceans are absorbed around 3.1 million TWh of heat in 2023, 18x the world’s total energy consumption. On the other hand, the Antarctic Sea ice levels have reached their second-lowest point on record, accelerating glacier loss equal to 5 times as much water as there is in the Dead Sea and altering ecosystems at a rapid pace. Furthermore, the rate of sea level rise has doubled in the past 30 years. The past decade alone has set unprecedented heat records, with temperatures consistently rising above historical averages. These worsening trends are not just environmental concerns but also human crises. Extreme weather driven by a warming climate is leading to severe economic losses and humanitarian impacts globally. With intense heatwaves, droughts, wildfires, storms, and flooding, the cost to lives, livelihoods, and infrastructure has never been greater.  

The rising global temperatures and increasing frequency of extreme weather events are closely tied to the poles’ response to growing greenhouse gas emissions. As these emissions intensify, polar warming accelerates, leading to a faster melting of land and sea ice. The resulting loss of ice exposes darker surfaces, which absorb more heat, further raising land and ocean temperatures. This creates a feedback loop that disrupts global weather patterns and contributes to more frequent and intense extreme weather events. 

At COP29, WMO leaders are focusing on two key actions: enhancing climate monitoring and boosting rapid adaptation efforts. They stress the need for strengthened global climate observation and greenhouse gas tracking through initiatives like the Global Greenhouse Gas Watch, enabling countries to better monitor emissions, make informed decisions, and enhance accountability. Additionally, the WMO urges expanded climate adaptation initiatives to protect vulnerable communities, supporting programs like the UN’s “Early Warnings for All” to equip populations with resources and resilience strategies against extreme weather, particularly in high-risk areas.  

This latest Red Alert underscores the stakes for COP29, which could be a defining moment in global climate policy. For climate advocates and citizens alike, this is a moment to push for urgent and sustainable change, ensuring that the voices of those most affected by the climate crisis are heard and that meaningful steps are taken to protect future generations. 

The full WMO report can be accessed here, providing a deeper look into the data driving this call for action at COP29. 

Feature image: Map showing extreme wet and dry conditions observed worldwide. Credit: GPCC

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