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worldpop-uos.bsky.social
WorldPop Project
@worldpop-uos.bsky.social
120 followers 180 following 62 posts
Open demographic data for decision making
@unisouthampton.bsky.social

Data: http://worldpop.org/datacatalog/
News: http://worldpop.org/news/
Applications: http://apps.worldpop.org
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worldpop-uos.bsky.social
We're thrilled to join #DataFest2025 in Islamabad, championing a data-driven future alongside our partners.
Together we’re mapping impact, shaping insights. #DataForGood
Recent capacity building in #Pakistan 🔗worldpop.org/blog/worldpop-sharpening-pakistans-survey-tools-with-geospatial-know-how/
Photo of Professor Attila Lazar being interviewed by Islamabad Today at DataFest 2025
November 12, 2025 at 11:00 AM
worldpop-uos.bsky.social
📰The November 2025 edition of the WorldPop Newsletter is out!

🌍Explore new data releases, research updates & impact stories.

✒️Don't miss out - sign up for our next edition!

🔗https://www.worldpop.org/worldpop-newsletter/
Two photos showing WorldPop capacity building in action - left Dr Winfred Dotse-Gborgbortsi and right Dr Natalia Tejedor Garavito
November 12, 2025 at 9:19 AM
worldpop-uos.bsky.social
A population estimation workshop was held in Beirut last week with Lebanon’s Central Administration of Statistics, ministries & UN partners.
With no census since 1932 geospatial modelling can fill major data gaps to guide Lebanon's recovery & planning.
#WorldPop #Lebanon #DataForDevelopment
Photo of Dr Sarchil Qader leading a population estimation workshop in Beirut, Lebanon.
November 4, 2025 at 10:04 AM
worldpop-uos.bsky.social
🛰️📊We're piloting AI and satellite data with Malawi’s NSO to update census areas ahead of 2028. Boosting accuracy while cutting costs.

#DataForDevelopment #FundedByFCDO #Malawi #Census2028 #InnovationInStats

🔗 www.worldpop.org/current-proj...
Photo of street in Lilongwe, Malawi N J Spicer 2006 CC BY 2.0 https://flic.kr/p/9v3jcc
October 16, 2025 at 8:46 AM
worldpop-uos.bsky.social
We're thrilled to welcome Dr Mollie Van Gordon from The Gates Foundation to WorldPop this week! Her visit focuses on aligning research with geospatial data priorities, shaping future collaboration, and setting a vision for impactful work ahead.
🌍📊 #DataForGood #PublicHealth #DataForDevelopment
Photo of Dr Mollie Van Gordon (Gates Foundation) with senior WorldPop team at the University of Southampton
September 25, 2025 at 3:07 PM
worldpop-uos.bsky.social
Where are vaccines missing the mark?

🧭🩺 A new study maps vaccine coverage using geostatistics & machine learning - revealing the best tools to find and fix coverage gaps in low-data regions. 🌍📊

#DataForGood #Geostatistics #LeaveNoOneBehind

🔗 www.worldpop.org/blog/smarter...
Maps showing cluster level estimates of proportions of children aged 12-23 months and 9-35 months who had received DTP1 and MCV1, respectively, obtained using the 2018 Nigeria Demographic and Health Survey.
August 28, 2025 at 10:41 AM
worldpop-uos.bsky.social
🚨Population Data & #Vaccine Mapping in Focus at Key Global Conferences

👉WorldPop at two major gatherings this month – placing the spotlight on the power of data to drive progress in health and development

#SpatialStatistics #DataForDevelopment #SDGs

www.worldpop.org/blog/populat...
Photo of Dr Chris Nnanatu presenting at the HISWACA conference
July 24, 2025 at 8:38 PM
worldpop-uos.bsky.social
🚀 A true honour to welcome Professor Dame Wendy Hall to WorldPop!
We had an inspiring & wide-ranging conversation on using AI to fill global demographic data gaps 🌍 - plus insights into UK data sharing initiatives & the power of interdisciplinary collaboration.
#AIforGood #Demographics #DataScience
Photo of Professor Dame Wendy Hall, Professor Andy Tatem and teams from WorldPop and Data Science Nigeria
July 23, 2025 at 3:57 PM
worldpop-uos.bsky.social
👉 We are pleased and honoured to welcome Data Science Nigeria founder and CEO Dr Bayo Adekanmbi and team to the University of Southampton. Over the next few days we will explore the potential of collaborative work and opportunities for #geospatial #AI in #Africa

‪@datasciencenigeria.bsky.social‬
Photo of Dr Adekanmbi presenting the work of Data Science Nigeria to WorldPop colleagues.
July 22, 2025 at 12:32 PM
worldpop-uos.bsky.social
📹 New video: FuturePop: Meeting the Climate Challenge

👀 Introducing our new #WellcomeTrust funded project - helping governments, scientists, and aid agencies plan smarter for climate change impacts up to the end of the century.

#PopulationData #Modelling #GlobalWarming

www.worldpop.org/webinars/
Graphic of globe with video title superimposed: FuturePop, Meeting the Climate Challenge
July 22, 2025 at 10:16 AM
worldpop-uos.bsky.social
🚨 New preprint led by Dorothea Woods describing 🌍 global gridded multi-temporal datasets to support human population distribution #modelling

🔗 verixiv.org/articles/2-1...

💻 Data: hub.worldpop.org/project/cate...

🧮 Code: github.com/wpgp/global2...
Image showing global visualisation of selected covariates.
June 24, 2025 at 12:28 PM
worldpop-uos.bsky.social
🚨Disappearing people: global demographic data crisis threatens public policy
🌍Call for partnerships with LIMCs to co-develop demographic data methods as fewer people counted.
🔗https://www.worldpop.org/blog/disappearing-people-the-future-of-public-policy-depends-on-co-development-in-demographic-data/
Photograph of census fieldwork with the National Institute of Statistics and Demography (INSTaD), Fieldwork, Abomey Calavi, Benin. 
June 19, 2025 at 6:11 PM
worldpop-uos.bsky.social
📹New video: Professor Andy Tatem speaking on 'Small area population estimation and mapping'

👨‍👨‍👧‍👦 #PopulationData
🗺️ #GeospatialData
📊 #PopulationEstimation
🏫 #CapacityBuilding
🤝 #CoDevelopment

www.worldpop.org/webinars/
Photograph of a young girl with a speech bubble reading: "Why do we need population data?"
June 18, 2025 at 10:17 AM
worldpop-uos.bsky.social
➡️New research: Spatio-temporal patterns of #health service delivery and access to maternal, child, and outpatient healthcare in #Volta region, #Ghana

📊New approach monitoring service changes using #HealthData & #SpatialAnalysis

#DHIMS2 #GhanaHealthService @dhis2.org

🔗 doi.org/10.1080/1654...
Map showing spatial distribution of health facility types and changes in services provided overlayed on 2022 population.
June 11, 2025 at 10:02 AM
worldpop-uos.bsky.social
➡️Our new high-resolution population & #vaccination maps show nearly 1 million West African children unvaccinated.

🔗 www.worldpop.org/blog/despite...

Reach the Unreached project - funded by #UNICEF - working with in-country stakeholders #CartONG & @mapaction.bsky.social

🌍 #WestAfrica #ZeroDose
A regional map of West and Central Africa showing estimated diphtheria, tetanus, and pertussis (DTP) vaccine coverage rates in Cameroon, Chad, Côte d'Ivoire, Guinea, and Mali.
June 10, 2025 at 1:41 PM
worldpop-uos.bsky.social
🚨 New research: Comparing & integrating human #mobility #data sources for #measles transmission modeling in #Zambia doi.org/10.1371/jour...

📊 Integrating multiple data sets improves validity of mobility estimates & dynamics of infectious disease transmission.

✒️ Co-authored by #WorldPop team
Graphic image showing cumulative cases of measles with mobility between districts informed by a single data set (mobile phone, Facebook, or travel survey).
May 21, 2025 at 8:45 AM
worldpop-uos.bsky.social
🌍 New preprint available on census-independent small area estimates of population & number of households in Cameroon: doi.org/10.12688/verixiv.933.1

📂 Datasets: wopr.worldpop.org/?CMR/Population/v1.0

🖥️ R code: github.com/wpgp/Efficient-Population-Modelling-using-INLA-SPDE
Graphic showing A) Number of households and B) Population counts at 100 m-by-100 m spatial resolution; with inset maps focusing on the spatial distributions of number of people (population count) and the number of households in Douala and Yaoundé. Collaboration with Institut National de la Statistique du Cameroun, Nnamdi Azikiwe University & University of Southampton, led by Dr Chibuzor Christopher Nnanatu. Supported by the Gates Foundation and the UK FCDO.
May 20, 2025 at 9:04 AM
worldpop-uos.bsky.social
📣Beta test our new global #population #data - 2015 to 2030

⬇️Now freely available to download ⬇️

www.worldpop.org/blog/beta-te...

#HDX #HumanitarianData @sotongeogenviron.bsky.social @sotongeospatial.bsky.social @cpc-cg.bsky.social @uosmedia.bsky.social @geone-ws.bsky.social @aphrc.bsky.social
Drone photograph of busy market. Yaoundé, Cameroon.
May 1, 2025 at 11:48 AM
worldpop-uos.bsky.social
📣Wed 30 Apr 13:00 CAT (UTC+2) join Senior Enterprise Fellow @heatherchamberlain.bsky.social speaking on how high resolution mapped #PopulationData support health programme planning

With the #Zambia #Climate Change #Sustainability & #Health Network

Zoom 🔗 us02web.zoom.us/j/8160107575...
A bustling African outdoor market scene set near railway tracks, featuring numerous vendors selling various goods. The area is populated with people browsing and purchasing items, while others transport goods. Colourful clothing and merchandise are displayed on makeshift tables alongside the tracks, with buildings and buses visible in the background. The sky is overcast, hinting at an urban environment.
April 24, 2025 at 10:34 AM
worldpop-uos.bsky.social
🚨New research: Subnational variations in the quality of household survey data in sub-Saharan Africa

Easy-to-access geospatial estimates of survey data quality highlight the need to invest in better targeting of household surveys in remote areas.

Nature Communications 🔗 doi.org/10.1038/s414...
Graphic showing a–i Proportion of reported ages ending in 5 or 0 of all adults between 23 and 62 (’age heaping’) at (a) 5 × 5 km grid-cell level; (b) district level (admin-2); (c) country level. Share of interviewed women (15–49 years) with either the year or month of birth missing relative to all interviewed women (’incomplete age’) at (d) 5 × 5 km grid-cell level; (e) district level (admin-2); (f) country level. Missing or biologically implausible values for the attained heights of children (height-for-age z-scores, HAZ) according to World Health Organization (WHO) standards (’flagged HAZ’) at (g) 5 × 5 km grid-cell level; (h) district level (admin-2); (i) country level. Countries in dark grey are not in the sample. Grid cells with fewer than 10 people per 1 × 1 km and classified as barren or sparsely vegetated or grid cells with population data not available are colored light grey83,94,95,96.
April 23, 2025 at 2:11 PM
worldpop-uos.bsky.social
🚨New study: Stratified sustainable vector control strategies & measures for #malaria control & elimination in #China

China’s 70 year endeavour to control vectors for malaria elimination nationwide.

#Health #VectorControl

In BMJ 🔗 doi.org/10.1136/bmj-...
Graphic showing geographic distribution of four major malaria Anopheles in mainland China between 2000 and 2016: An sinensis (A), An lesteri (B), An minimus (C), and An dirus (D).8 Red dots in map A indicate that insecticide resistance has been reported in An sinensis population (data from https://apps.who.int/malaria/maps/threats/). Stratified malaria endemic regions in 1979 (E) and 2010 (F). County type I=annual incidence >10/100 000, with indigenous cases reported in three consecutive years; type II= indigenous cases reported in past three years but annual incidence
April 23, 2025 at 1:56 PM
worldpop-uos.bsky.social
🚨 New project: #MachineLearning for blue line tracing & #wastewater #surveillance
🚀We're creating smarter, scalable ways to track infectious diseases in low and middle-income countries using #EnvironmentalData #SatelliteData
#Dhaka #Bangladesh
www.worldpop.org/current-proj...
Photo of sanitation in Rohingya camp, by Rabiul Hasan / icddr,b
April 23, 2025 at 1:01 PM
worldpop-uos.bsky.social
New research on caesarean services in Dakar. While most women are <5 min from services 44% bypassed them. Improving quality & capacity is essential to reduce bypassing.
Paper led by Dr El Hadji Malick Sylla @aphrc.bsky.social c.bsky.social with WorldPop's @dgwinfred.bsky.social
tinyurl.com/ypz8t9cx
Graphic showing expected flows (A) versus observed flows (B) in six health facilities surveyed (n=763) in Dakar, Senegal. CS, caesarean section.
April 14, 2025 at 10:56 AM