World Malaria Report 2023: Climate Change and its Role in Africa’s Malaria Surge According to WHO

December 1, 2023
3 mins read
ILRI/Mann
Langa Jose Chuabo treats patients at the Health post at Lualua Village, Nicolada District, Mozambique; the little boy, with his mum, is diagnosed with malaria.

As climate change continues to escalate global health issues, few challenges loom as large and as persistently as malaria, especially in Africa. The World Malaria Report 2023 from the World Health Organization (WHO) shines a light on this ever-urgent issue, revealing a complex weave of progress and setbacks. Let’s delve into this intricate world, making sense of the jargon and statistics that often cloud the real human impact of this disease.

The Stark Reality: Numbers Don’t Lie

Malaria, a life-threatening disease transmitted through the bites of infected Anopheles mosquitoes, remains a critical concern, particularly in Africa. The 2023 report paints a concerning picture: there were an estimated 249 million malaria cases globally in 2022, a spike from the 233 million cases reported pre-pandemic in 2019. This uptick, exacerbated by the disruptive force of COVID-19, has challenged even the most robust health systems. As Dr. Tedros Adhanom Ghebreyesus, WHO’s Director-General, points out, “The changing climate poses a substantial risk to progress against malaria, particularly in vulnerable regions.”

Vaccines: A Ray of Hope

In the face of these daunting numbers, there’s a glimmer of hope. The phased rollout of RTS,S/AS01, the first WHO-recommended malaria vaccine, in three African countries, has marked a significant stride forward. This vaccine alone led to a 13% reduction in early childhood deaths in areas where it was administered. Adding to this arsenal, WHO recommended a second vaccine, R21/Matrix-M, in October 2023, expected to expand vaccine availability across Africa.


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Climate Change: A Brewing Storm

One cannot overlook the role of climate change in this narrative. It’s not just about warmer temperatures; it’s about the resulting shifts in mosquito breeding patterns and behaviors. As the planet warms, previously malaria-free zones are becoming hotspots for transmission. For instance, Pakistan’s devastating floods in 2022, potentially exacerbated by climate change, led to a surge in malaria cases, a five-fold increase, to be precise.

The Economic and Human Toll

Beyond health implications, malaria carries a significant economic burden. The disease hampers productivity and strains healthcare systems. It’s not just numbers we’re talking about here; it’s about real people, their lives, and livelihoods. Pregnant women and young children are especially vulnerable.

“It is crucial to recognize the multitude of threats that impede our response efforts. Climate variability poses a substantial risk, but we must also contend with challenges such as limited healthcare access, ongoing conflicts and emergencies, the lingering effects of COVID-19 on service delivery, inadequate funding and uneven implementation of our core malaria interventions.” 

-Dr Matshidiso Moeti, WHO Regional Director for Africa

Closing the Funding Gap

The financial aspect is a critical part of this equation. The report highlights a growing funding gap, from USD 2.3 billion in 2018 to USD 3.7 billion in 2022. With only USD 4.1 billion spent in 2022, we’re falling short of the USD 7.8 billion needed to reduce case incidence and mortality rates by 90% by 2030.

Data-Driven Strategies: The Way Forward

The effective use of data is key to tackling malaria. Despite improvements in surveillance, there’s a need for more comprehensive country-level data analysis. This is about tailoring interventions to specific local needs, an approach that requires solid data as its foundation.

The Road Ahead

The fight against malaria is multifaceted and continuous. It demands not just commitment but innovation and a willingness to adapt to changing circumstances, like those posed by climate change. As Dr Moeti mentioned, “To forge ahead toward a malaria-free future, we need a concerted effort to tackle these diverse threats that fosters innovation, resource mobilization and collaborative strategies,” we should be marching towards the WHO’s 2030 goals, the message is clear: there’s no room for complacency in this battle against one of humanity’s oldest foes. 

Tejal Somvanshi

Meet Tejal Somvanshi, a soulful wanderer and a staunch wellness advocate, who elegantly navigates through the enchanting domains of Fashion and Beauty with a natural panache. Her journey, vividly painted with hues from a vibrant past in the media production world, empowers her to carve out stories that slice through the cacophony, where brands morph into characters and marketing gimmicks evolve into intriguing plot twists. To Tejal, travel is not merely an activity; it unfolds as a chapter brimming with adventures and serendipitous tales, while health is not just a regimen but a steadfast companion in her everyday epic. In the realms of fashion and beauty, she discovers her muse, weaving a narrative where each style narrates a story, and every beauty trend sparks a dialogue. Tejal seamlessly melds the spontaneous spirit of the media industry with the eloquent prose of a storyteller, crafting tales as vibrant and dynamic as the industry she thrives in.

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