West Africa's early heat wave signals climate change's impact

West Africa experienced an unprecedented early heat wave, intensified by global warming.

Delger Erdenesanaa reports for The New York Times.


In short:

  • Climate change has made extreme heat events in West Africa, like the recent heat wave, ten times more likely, exacerbating the heat index significantly.
  • The heat wave prompted additional hydration breaks during the Africa Cup of Nations soccer tournament, highlighting the immediate impacts on daily activities.
  • Vulnerable populations, including the elderly and outdoor workers, face heightened risks due to inadequate access to cooling resources.

Key quote:

"Many, many people wouldn’t have been acclimatized to the heat."

— Wasiu Adeniyi Ibrahim, head of the Nigerian Meteorological Agency’s central forecast office

Why this matters:

This early heat wave is a clear signal of how climate change is not just a distant threat but a current reality affecting millions. The health implications are immediate and severe, with the most vulnerable in society bearing the brunt of these climate-induced extremes. Intense heat waves induced by climate change create favorable conditions for air pollution to worsen. Scientists say this isn’t likely to change unless action is taken.

A view of a green field with desert mountains in the background

‘I don’t trust them’: The data center fight mobilizing Imperial County voters

Residents across party lines are channeling anger over plans for California’s largest data center into local elections.
An abstract view of flames with smoke rising from them

Los Angeles fire smoke exposed millions to toxic metals, study finds

During the peak of the 2025 Los Angeles fires, approximately 7 million residents were exposed to airborne lead concentrations over 24 hours that exceeded 80 times the normal background level.

A view of a prairie farm field with a tractor in the distance

Farmers on the frontlines of climate change reflect on an unpredictable future

Wet weather hammered many crops across the Prairies this summer. Here’s how some Manitoba farmers are thinking about the future.

A view of a double waterfall in a green location

‘Already feeling it’: Northern Amazon waterfall season ends early, hurting livelihoods

By drying up waterfalls earlier than usual, climate change is directly hurting regional tourism, which local residents and surrounding communities rely on for their livelihoods.

An aerial view of Lake Powell with boats navigating through the water

As the Colorado river shrinks, calls to drain Lake Powell grow

As drought deepens, groups are pushing to drain Lake Powell entirely to reveal its long-submerged rock arches and spires and allow wildlife along the Colorado River to recover.

A view of Amazon forest with forest fire smoke floating between the trees

Is Brazil’s vote a turning point for climate politics?

Lula’s win could mark a broader victory for climate politics. But oil remains a sticking point.
Extreme high tide and flooded roadway at the dikes of the Dutch coastal works
Credit: Micha Klootwijk/BigStock Photo ID: 55233293

Record-breaking high tides spark chaos — and kayak commutes — across California

Seawater surges into low-lying communities from San Diego to San Francisco Bay Area, submerging streets, homes, and businesses.

From our Newsroom
Multiple Houston-area oil and gas facilities that have violated pollution laws are seeking permit renewals

Multiple Houston-area oil and gas facilities that have violated pollution laws are seeking permit renewals

One facility has emitted cancer-causing chemicals into waterways at levels up to 520% higher than legal limits.

Regulators are underestimating health impacts from air pollution: Study

Regulators are underestimating health impacts from air pollution: Study

"The reality is, we are not exposed to one chemical at a time.”

Pennsylvania governor Josh Shapiro speaks with the state flag and American flag behind him.

Two years into his term, has Gov. Shapiro kept his promises to regulate Pennsylvania’s fracking industry?

A new report assesses the administration’s progress and makes new recommendations

silhouette of people holding hands by a lake at sunset

An open letter from EPA staff to the American public

“We cannot stand by and allow this to happen. We need to hold this administration accountable.”

wildfire retardants being sprayed by plane

New evidence links heavy metal pollution with wildfire retardants

“The chemical black box” that blankets wildfire-impacted areas is increasingly under scrutiny.

Stay informed: sign up for The Daily Climate newsletter
Top news on climate impacts, solutions, politics, drivers. Delivered to your inbox week days.