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HOME/OUR WORLD IN DATA/Data Insight: Cereal yields have…
NEWS
// NEWSLETTER ISSUE
OUR WORLD IN DATA

Data Insight: Cereal yields have increased in all regions, but Africa lags behind

DATE August 4, 2026SOURCE OUR WORLD IN DATAPARTICIPANTS OUR WORLD IN DATA
// SUMMARY

1. Key Themes

Global cereal yields have tripled since 1961, demonstrating agriculture's capacity to feed a growing world

"Global yields of cereal crops have tripled since 1961... they have increased in all regions."

Africa's agricultural productivity gap is a defining challenge of the 21st century

"Yields across most African countries have lagged behind. At 1.7 tonnes per hectare, they're still less than half the global average of 4.2 tonnes."

Agricultural productivity is directly linked to biodiversity and land conservation

"Lower yields mean that farmland has to expand into wild habitats."


2. Contrarian Perspectives

Feeding more people doesn't necessarily require more land — it requires higher yields. The conventional assumption is that population growth demands agricultural land expansion, but the data suggests yield improvement is the more powerful lever. "Improved crop yields have allowed the world to feed billions more people while sparing forests and other land from agriculture." Africa's low-yield trajectory, by contrast, illustrates what happens when that lever isn't pulled — habitat encroachment follows.


3. Companies Identified

No specific companies are mentioned in this article.


4. People Identified

Hannah Ritchie — Researcher/Author at Our World in Data. Credited as the author of this data insight on global cereal yields and Africa's agricultural productivity gap.

"By Hannah Ritchie"


5. Operating Insights

For investors and operators in agri-tech or frontier markets: Africa's yield gap represents both a problem and a massive addressable market. At 1.7 t/ha vs. a global average of 4.2 t/ha, closing even a fraction of that gap across the continent would unlock significant farmer income and food security improvements. The article notes this directly affects farmer livelihoods: low yields mean farmers "get much smaller harvests and live on much lower incomes."


6. Overlooked Insights

The yield-income connection for African farmers is underappreciated as an economic development issue, not just a food security one. The article links low yields explicitly to lower farmer incomes, framing this as an economic productivity problem — not merely a humanitarian one. This reframes African agriculture as a labor productivity challenge, which may be more actionable for investors than a pure food-access framing. > "This is bad for farmers: they get much smaller harvests and live on much lower incomes."