🎉🤖 Add Federico-Tena V2 population dataset (1991 borders, 2026)

dag/democracy.yml

@@ -4,22 +4,22 @@ steps:
     - data://meadow/democracy/2026-03-17/vdem:
         - snapshot://democracy/2026-03-17/vdem.zip
     - data://garden/regions/2023-01-01/regions
-    - data://garden/demography/2024-07-15/population
+    - data://garden/demography/2026-05-28/population
   data://grapher/democracy/2026-03-17/vdem:
     - data://garden/democracy/2026-03-17/vdem
 
   # Episodes of Regime Transition (2026)
   data://grapher/democracy/2026-03-18/ert:
     - data://garden/democracy/2026-03-18/ert:
-        - data://garden/demography/2024-07-15/population
+        - data://garden/demography/2026-05-28/population
         - data://meadow/democracy/2026-03-18/ert:
             - snapshot://democracy/2026-03-18/ert.csv
         - data://garden/regions/2023-01-01/regions
 
   # Freedom House (2026)
   data://grapher/democracy/2026-03-23/fh:
     - data://garden/democracy/2026-03-23/fh:
-        - data://garden/demography/2024-07-15/population
+        - data://garden/demography/2026-05-28/population
         - data://meadow/democracy/2026-03-23/fh:
             - snapshot://democracy/2026-03-23/fh_ratings.xlsx
             - snapshot://democracy/2024-05-16/fh_scores.xlsx
@@ -32,15 +32,15 @@ steps:
         - data://meadow/democracy/2026-03-27/bti:
             - snapshot://democracy/2026-03-27/bti.xlsx
         - data://garden/regions/2023-01-01/regions
-        - data://garden/demography/2024-07-15/population
+        - data://garden/demography/2026-05-28/population
 
   # Lexical Index (2026)
   data://grapher/democracy/2026-04-02/lexical_index:
     - data://garden/democracy/2026-04-02/lexical_index:
         - data://garden/regions/2023-01-01/regions
         - data://meadow/democracy/2026-04-02/lexical_index:
             - snapshot://democracy/2026-04-02/lexical_index.xlsx
-        - data://garden/demography/2024-07-15/population
+        - data://garden/demography/2026-05-28/population
 
   # EIU (2025)
   data://grapher/democracy/2025-03-05/eiu:
@@ -51,7 +51,7 @@ steps:
             - snapshot://democracy/2024-05-22/eiu_2022.csv
             - snapshot://democracy/2024-05-22/eiu_2023.csv
             - snapshot://democracy/2025-03-05/eiu_2024.csv
-        - data://garden/demography/2024-07-15/population
+        - data://garden/demography/2026-05-28/population
         - data://garden/regions/2023-01-01/regions
 
   # Polity (2020)

dag/demography.yml

@@ -32,6 +32,26 @@ steps:
   data://grapher/demography/2024-07-15/population:
     - data://garden/demography/2024-07-15/population
 
+  # Federico-Tena variant of the OMM (owid-issues#1232 — F-T replaces Gapminder for 1800-1938;
+  # 1939-1949 bridged by per-country linear interpolation between F-T(1938) and UN WPP(1950)).
+  # Fully Gapminder-free: unlike 2024-07-15, Gapminder Systema Globalis is also dropped (former
+  # states such as Czechoslovakia/Yugoslavia/E-W Germany are no longer included; USSR remains,
+  # built from successors).
+  # Mirrors the 2024-07-15 step's output schema so consumers don't need code changes.
+  data://garden/demography/2026-05-28/population:
+    # HYDE 3.5
+    - data://garden/hyde/2026-06-08/all_indicators
+    # Federico-Tena V2 (1991 borders, 2026)
+    - data://garden/demography/2026-05-20/federico_tena_population
+    # UN WPP (2024)
+    - data://garden/un/2024-07-12/un_wpp
+    # Auxiliary
+    - data://garden/regions/2023-01-01/regions
+    - data://garden/wb/2026-07-01/income_groups
+    - data://garden/faostat/2024-03-14/faostat_rl_auxiliary
+  data://grapher/demography/2026-05-28/population:
+    - data://garden/demography/2026-05-28/population
+
   # WPP ########################################
   # WPP (2024)
   data://meadow/un/2024-07-12/un_wpp:
@@ -139,6 +159,15 @@ steps:
     - data://meadow/ggdc/2024-01-19/maddison_federico_paper:
         - snapshot://ggdc/2024-01-19/maddison_federico_paper.xlsx
 
+  # Federico–Tena World Population Historical Database — V2 (1991 borders, 2026 update).
+  # Published Dataverse release that supersedes the 2024-01-19 working-paper Excel.
+  # Two tables: main population series (1991 borders) and the per-(country, year)
+  # Quality Assessment file (1938 borders).
+  data://garden/demography/2026-05-20/federico_tena_population:
+    - data://meadow/demography/2026-05-20/federico_tena_population:
+        - snapshot://demography/2026-05-20/federico_tena_population.tab
+        - snapshot://demography/2026-05-20/federico_tena_population_quality.xlsx
+
   #
   # Population of the Republic of Ireland territory between 1841 and 2006 (Central Statistics Office of Ireland)
   #

dag/emissions.yml

@@ -64,7 +64,8 @@ steps:
   data://garden/gcp/2025-11-13/global_carbon_budget:
     - data://garden/wb/2026-07-01/income_groups
     - data://garden/regions/2023-01-01/regions
-    - data://garden/demography/2024-07-15/population
+    # owid-issues#1232: F-T population OMM for staging A/B (was demography/2024-07-15/population)
+    - data://garden/demography/2026-05-28/population
     - data://garden/ggdc/2024-04-26/maddison_project_database
     - data://garden/energy/2026-05-05/primary_energy_consumption
     - data://meadow/gcp/2025-11-13/global_carbon_budget:
@@ -95,7 +96,8 @@ steps:
       - snapshot://emissions/2025-12-04/national_contributions_temperature_response.csv
       - snapshot://emissions/2025-12-04/national_contributions_annual_emissions.csv
       - snapshot://emissions/2025-12-04/national_contributions_cumulative_emissions.csv
-    - data://garden/demography/2024-07-15/population
+    # owid-issues#1232: F-T population OMM for staging A/B (was demography/2024-07-15/population)
+    - data://garden/demography/2026-05-28/population
     - data://garden/regions/2023-01-01/regions
     - data://garden/wb/2026-07-01/income_groups
   #

dag/health.yml

@@ -1,5 +1,4 @@
 steps:
-
   # Health
   data://garden/owid/latest/covid:
     - etag://raw.githubusercontent.com/owid/covid-19-data/master/public/data/owid-covid-data.csv
@@ -160,10 +159,10 @@ steps:
   # Combining polio datasets
   data://grapher/who/2024-04-08/polio:
     - data://garden/who/2024-04-08/polio:
-      # Polio AFP surveillance
+        # Polio AFP surveillance
         - data://meadow/who/2024-04-08/polio_afp:
             - snapshot://who/2024-04-08/polio_afp.csv
-      # Polio historical data
+        # Polio historical data
         - data://garden/who/2024-04-09/polio_historical:
             - data://meadow/who/2024-04-09/polio_historical:
                 - snapshot://who/2024-04-09/polio_historical.xls
@@ -176,7 +175,7 @@ steps:
   # Polio free countries
   data://grapher/health/2024-04-12/polio_free_countries:
     - data://garden/health/2024-04-12/polio_free_countries:
-      # Polio certification status
+        # Polio certification status
         - data://meadow/health/2024-04-12/polio_status:
             - snapshot://health/2024-04-12/polio_status.csv
         - data://meadow/health/2024-04-12/polio_free_countries:
@@ -401,7 +400,7 @@ steps:
     - data-private://garden/antibiotics/2024-12-02/microbe_amr:
         - data-private://meadow/antibiotics/2024-12-02/microbe_amr:
             - snapshot-private://antibiotics/2024-12-02/microbe_amr.csv
-      # IHME Neonatal infections by syndrome
+        # IHME Neonatal infections by syndrome
         - data-private://meadow/antibiotics/2024-11-24/total_syndrome:
             - snapshot-private://antibiotics/2024-11-24/total_syndrome.csv
   # IHME Neonatal infections and amr resistance
@@ -421,7 +420,7 @@ steps:
     - data-private://garden/antibiotics/2024-12-04/microbe_total_pathogens_amr:
         - data-private://meadow/antibiotics/2024-12-04/microbe_total_pathogens_amr:
             - snapshot-private://antibiotics/2024-12-04/microbe_total_pathogens_amr.csv
-      # MICROBE - total deaths by pathogen
+        # MICROBE - total deaths by pathogen
         - data-private://garden/antibiotics/2024-12-04/microbe_total_pathogens:
             - data-private://meadow/antibiotics/2024-12-04/microbe_total_pathogens:
                 - snapshot-private://antibiotics/2024-12-04/microbe_total_pathogens.csv
@@ -431,7 +430,7 @@ steps:
     - data-private://garden/antibiotics/2024-12-05/microbe_total_deaths_by_syndrome_amr:
         - data-private://meadow/antibiotics/2024-12-05/microbe_total_deaths_by_syndrome_amr:
             - snapshot-private://antibiotics/2024-12-05/microbe_total_deaths_by_syndrome_amr.csv
-      # MICROBE - total deaths by syndrome
+        # MICROBE - total deaths by syndrome
         - data-private://garden/antibiotics/2024-12-05/microbe_total_deaths_by_syndrome:
             - data-private://meadow/antibiotics/2024-12-05/microbe_total_deaths_by_syndrome:
                 - snapshot-private://antibiotics/2024-12-05/microbe_total_deaths_by_syndrome.csv
@@ -507,15 +506,16 @@ steps:
   # Long-run measles data (auto-updated)
   data://grapher/health/latest/measles_long_run:
     - data://garden/health/latest/measles_long_run:
-      # CDC Measles Cases 1985-present - autoupdate
+        # CDC Measles Cases 1985-present - autoupdate
         - data://garden/cdc/latest/measles_cases:
             - data://meadow/cdc/latest/measles_cases:
                 - snapshot://cdc/latest/measles_cases.json
-      # Historical measles data (1919-1984)
+        # Historical measles data (1919-1984)
         - data://garden/health/2025-02-19/measles_historical:
             - data://meadow/health/2025-02-19/measles_historical:
                 - snapshot://health/2025-02-19/measles_historical.csv
-        - data://garden/demography/2024-07-15/population
+          # owid-issues#1232: F-T population OMM for staging A/B (was demography/2024-07-15/population)
+        - data://garden/demography/2026-05-28/population
 
   #
   # Cancer survival rates (GCO)
@@ -529,30 +529,31 @@ steps:
   data://grapher/health/2025-02-20/measles_deaths_long_run:
     - data://garden/health/2025-02-20/measles_deaths_long_run:
         - data://garden/who/2025-08-06/mortality_database_vaccine_preventable
-      # Measles deaths historical - US Census Bureau
+        # Measles deaths historical - US Census Bureau
         - data://garden/health/2025-02-20/measles_deaths_census_bureau:
             - data://meadow/health/2025-02-20/measles_deaths_census_bureau:
                 - snapshot://health/2025-02-20/measles_deaths_census_bureau.csv
-      # Measles deaths historical - Public health reports
+        # Measles deaths historical - Public health reports
         - data://garden/health/2025-02-20/measles_deaths_public_health_reports:
             - data://meadow/health/2025-02-20/measles_deaths_public_health_reports:
                 - snapshot://health/2025-02-20/measles_deaths_public_health_reports.csv
-        - data://garden/demography/2024-07-15/population
+            # owid-issues#1232: F-T population OMM for staging A/B (was demography/2024-07-15/population)
+        - data://garden/demography/2026-05-28/population
 
   #
   # US - reported diphtheria cases - long-run
   #
   data://grapher/health/2025-02-25/diphtheria_cases:
     - data://garden/health/2025-02-25/diphtheria_cases:
-      #
-      # Historical diphtheria cases - US Census Bureau
-      #
+        #
+        # Historical diphtheria cases - US Census Bureau
+        #
         - data://garden/us_census_bureau/2025-02-25/diphtheria_cases:
             - data://meadow/us_census_bureau/2025-02-25/diphtheria_cases:
                 - snapshot://us_census_bureau/2025-02-25/diphtheria_cases.csv
-      #
-      # Diphtheria cases - US CDC
-      #
+        #
+        # Diphtheria cases - US CDC
+        #
         - data://garden/cdc/2025-02-25/diphtheria_cases:
             - data://meadow/cdc/2025-02-25/diphtheria_cases:
                 - snapshot://cdc/2025-02-24/diphtheria_cases.csv
@@ -608,15 +609,15 @@ steps:
   #
   data://grapher/health/2025-03-04/diphtheria_deaths:
     - data://garden/health/2025-03-04/diphtheria_deaths:
-      #
-      # US Public Health Reports - Diphtheria deaths
-      #
+        #
+        # US Public Health Reports - Diphtheria deaths
+        #
         - data://garden/public_health_reports/2025-03-04/diphtheria_deaths:
             - data://meadow/public_health_reports/2025-03-04/diphtheria_deaths:
                 - snapshot://public_health_reports/2025-02-26/diphtheria_deaths.csv
-      #
-      # US Census Bureau - Diphtheria deaths
-      #
+        #
+        # US Census Bureau - Diphtheria deaths
+        #
         - data://garden/us_census_bureau/2025-03-04/diphtheria_deaths:
             - data://meadow/us_census_bureau/2025-03-04/diphtheria_deaths:
                 - snapshot://us_census_bureau/2025-02-26/diphtheria_deaths.csv
@@ -654,9 +655,9 @@ steps:
   #
   data://grapher/health/2025-03-06/pertussis_deaths:
     - data://garden/health/2025-03-06/pertussis_deaths:
-      #
-      # Pertussis deaths - US Census Bureau
-      #
+        #
+        # Pertussis deaths - US Census Bureau
+        #
         - data://garden/us_census_bureau/2025-03-06/pertussis_deaths:
             - data://meadow/us_census_bureau/2025-03-06/pertussis_deaths:
                 - snapshot://us_census_bureau/2025-03-06/pertussis_deaths.csv
@@ -668,19 +669,19 @@ steps:
   #
   data://grapher/health/2025-03-12/polio_cases:
     - data://garden/health/2025-03-12/polio_cases:
-      #
-      # Polio cases - CDC
-      #
+        #
+        # Polio cases - CDC
+        #
         - data://meadow/cdc/2025-03-12/polio_cases:
             - snapshot://cdc/2025-03-12/polio_cases.csv
-      #
-      # Polio cases - US Census Bureau
-      #
+        #
+        # Polio cases - US Census Bureau
+        #
         - data://meadow/us_census_bureau/2025-03-12/polio_cases:
             - snapshot://us_census_bureau/2025-03-12/polio_cases.csv
-      #
-      # Polio cases - Public Health Reports
-      #
+        #
+        # Polio cases - Public Health Reports
+        #
         - data://meadow/public_health_reports/2025-03-12/polio_cases:
             - snapshot://public_health_reports/2025-03-12/polio_cases.csv
         - data://garden/demography/2024-07-15/population
@@ -690,14 +691,14 @@ steps:
   #
   data://grapher/health/2025-03-14/polio_deaths:
     - data://garden/health/2025-03-14/polio_deaths:
-      #
-      # Polio deaths - CDC
-      #
+        #
+        # Polio deaths - CDC
+        #
         - data://meadow/cdc/2025-03-14/polio_deaths:
             - snapshot://cdc/2025-03-14/polio_deaths.csv
-      #
-      # Polio deaths - Public Health Reports
-      #
+        #
+        # Polio deaths - Public Health Reports
+        #
         - data://meadow/public_health_reports/2025-03-14/polio_deaths:
             - snapshot://public_health_reports/2025-03-14/polio_deaths.csv
         - data://garden/demography/2024-07-15/population
@@ -739,8 +740,8 @@ steps:
   # WHO Smoking data
   data://grapher/who/2025-04-07/gho_smoking:
     - data://garden/who/2025-04-07/gho_smoking:
-      # Global Health Observatory (GHO) from WHO
-      # When updating the GHO, remember update the "latest year" in the smoking data as well
+        # Global Health Observatory (GHO) from WHO
+        # When updating the GHO, remember update the "latest year" in the smoking data as well
         - data://garden/who/2026-05-22/gho
         - data://garden/regions/2023-01-01/regions
         - data://garden/wb/2026-07-01/income_groups
@@ -804,7 +805,7 @@ steps:
   data://grapher/health/2025-07-28/clinical_trials:
     - data://garden/health/2025-07-28/clinical_trials
 
- # Guinea worm certification
+  # Guinea worm certification
   data://meadow/who/2025-08-01/guinea_worm_certification:
     - snapshot://who/2025-08-01/guinea_worm.csv
   data://garden/who/2025-08-01/guinea_worm_certification:

dag/natural_disasters.yml

@@ -7,7 +7,9 @@ steps:
     - data://meadow/emdat/2026-04-30/natural_disasters:
       - snapshot://emdat/2026-04-30/natural_disasters.xlsx
     - data://garden/worldbank_wdi/2026-07-27/wdi
-    - data://garden/demography/2024-07-15/population
+    # owid-issues#1232: F-T population OMM for staging A/B (was demography/2024-07-15/population —
+    # which is itself now F-T-swapped on this branch, but we pin to the new dated step for clarity)
+    - data://garden/demography/2026-05-28/population
     - data://garden/regions/2023-01-01/regions
     - data://garden/wb/2026-07-01/income_groups
   #

dag/war.yml

@@ -32,7 +32,7 @@ steps:
     - snapshot://war/2025-06-13/ucdp_one_sided.zip
   data://garden/war/2025-06-13/ucdp:
     - data://meadow/war/2025-06-13/ucdp
-    - data://garden/demography/2024-07-15/population
+    - data://garden/demography/2026-05-28/population
     - data://garden/geography/2025-06-26/geoboundaries_cgaz
     - data://garden/countries/2024-08-27/gleditsch
   data://grapher/war/2025-06-13/ucdp:
@@ -62,7 +62,7 @@ steps:
             - data://meadow/war/2026-06-10/ucdp
             - data://garden/war/2026-06-10/ucdp
             - data://garden/geography/2025-06-26/geoboundaries_cgaz
-            - data://garden/demography/2024-07-15/population
+            - data://garden/demography/2026-05-28/population
             - data://garden/countries/2024-08-27/gleditsch
             - data://meadow/war/latest/ucdp_ced:
                 - snapshot://war/latest/ucdp_ced_v26_01_26_06.csv