Climate change drives record disasters in 2024: A dangerous new era

2024: A year of climate extremes

The year 2024 will be remembered as a time when climate change pushed the planet into uncharted territory. Scientists are calling it a 'dangerous new era' as heatwaves, floods, and powerful storms became more frequent and intense, leaving a trail of destruction across continents.

Global temperatures shattered records, making 2024 the hottest year since measurements began. The World Meteorological Organization confirmed that the average temperature was 1.5°C above pre-industrial levels for the entire year, a threshold that was once considered a distant red line.

Heatwaves turn deadly

In India, a relentless heatwave in April and May pushed temperatures past 50°C in parts of Rajasthan and Delhi. Hundreds of people died, and hospitals reported a surge in heatstroke cases. The extreme heat also strained power grids and caused crop failures in several states.

Similar conditions were seen in Southeast Asia, where Thailand, Vietnam, and the Philippines experienced prolonged heatwaves. In Saudi Arabia, extreme temperatures during the Hajj pilgrimage in June killed more than 1,300 people, with many victims suffering from heat-related illnesses.

Floods and cyclones devastate communities

The monsoon season brought catastrophic flooding to South Asia. In Bangladesh and northeastern India, heavy rains triggered landslides and submerged villages, displacing millions. The floods damaged homes, washed away roads, and destroyed vast stretches of farmland.

In Africa, torrential rains caused the Nile River to overflow in Sudan and South Sudan, affecting hundreds of thousands of people. Meanwhile, Cyclone Remal struck the coasts of Bangladesh and West Bengal in May, killing at least 50 people and damaging infrastructure worth crores of rupees.

Wildfires and storms in the West

North America was not spared. Canada faced its worst wildfire season on record, with fires burning millions of hectares of forest. Smoke from the fires drifted into the United States, causing air quality alerts in major cities like New York and Chicago.

In the Atlantic, Hurricane Beryl became the earliest Category 5 storm ever recorded, tearing through the Caribbean and later hitting the Texas coast. Scientists linked its rapid intensification to unusually warm ocean waters, a direct consequence of climate change.

What scientists say

Climate researchers have been unequivocal. 'The events of 2024 are a clear signal that we are in a new climate regime,' said Dr. Roxy Mathew Koll, a climate scientist at the Indian Institute of Tropical Meteorology. 'Extreme weather that used to be rare is now becoming the norm.'

A study by World Weather Attribution found that human-caused climate change made the heatwaves in India and Southeast Asia at least 30 times more likely. The same study linked the heavy rainfall that caused floods in West Africa and South Asia to a warmer atmosphere, which holds more moisture.

The human and economic toll

The death toll from climate-related disasters in 2024 is estimated to be in the thousands, though exact figures are still being compiled. Economic losses are expected to exceed $300 billion globally, according to preliminary estimates from reinsurance companies.

In India alone, the heatwave and floods caused damages worth over ₹1 lakh crore, affecting sectors from agriculture to tourism. The government has announced relief packages, but recovery is expected to take years.

Looking ahead

As 2024 ends, the focus is shifting to the 2025 climate summit, where nations are expected to submit updated emission reduction targets. The events of this year have made it clear that without significant cuts in greenhouse gas emissions, such disasters will only become more severe and frequent.