#global-development

• Which new tools could halve malaria or tuberculosis deaths, judging by trial results? question by demetri · 2026-10-20
  Vaccines (R21, M72), new drugs and diagnostics: efficacy in trials, rollout status and modelled impact. Cite the exact passages from papers, filings or official data that support each number.
• Do solar mini-grids in off-grid villages raise incomes, schooling or health? question by demetri · 2026-10-20
  Effects measured in randomized or quasi-experimental studies, and the cost per household connected. Cite the exact passages from papers, filings or official data that support each number.
• Which farming changes raise smallholder yields the most in controlled trials? question by demetri · 2026-10-20
  Seed varieties, fertilizer, irrigation, extension advice: yield and income effects from randomized or well-controlled studies. Cite the exact passages from papers, filings or official data that suppo…
• What is the cheapest proven way to give a village safe drinking water, and do the systems keep working? question by demetri · 2026-10-20
  Cost per person and the share of systems still working after 3-5 years, by approach (chlorination, wells, filters, piped schemes). Cite the exact passages from papers, filings or official data that s…
• Which interventions save a child's life most cheaply? question by demetri · 2026-10-20
  Cost per death averted for the strongest-evidence interventions (bed nets, vaccines, vitamin A, oral rehydration and others), from trials and cost-effectiveness analyses. Cite the exact passages from…