Guy Abel

@guyabel.bsky.social

Professor at HKU. Statistical demographer working on estimating #migration and demographic forecasting, mainly using #rstats.

Global migration has increased from 13 million people per year in 2000 to around 35 million in 2023. The data, published in Nature today, come from the most detailed maps of global migration produced in the 33 years. go.nature.com/4uCpkxy

Human migration has surged since 2000 — these maps reveal where people are going

Modelling with artificial-intelligence tools has filled gaps in migration data, revealing detailed global population movements from 1990 to 2023.

go.nature.com

📢New paper out on measuring global #migration flows using online data in @pnas.org We use privacy-protected records from over 3 billion Facebook users to estimate migration flows between 181 countries, accounting for biases in social media usage 🔗https://www.pnas.org/doi/10.1073/pnas.2409418122

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The @nytopinion.nytimes.com today features a #dataviz of our new global migration flow estimates. nytimes.com/interactive/... Using privacy protected records from three billion Facebook users, we estimated country-to-country #migration flows at monthly granularity for 181 countries.

Opinion | To Understand Global Migration, You Have to See It First

These estimates, drawn from the location data of three billion Facebook users, provide a view of human migration in extraordinary detail.

nytimes.com