Repository of problems worth solving
World Solve is a public institutional repository for identifying real unresolved problems across science, society, health, governance, economics, and local systems. Each entry is intended to be citable, inspectable, and actionable.
Publicly citable
Every problem has a stable citation code for reference and discussion.
Filtered by relevance
Search by category, geography, status, and keywords.
Builder-oriented
Use the repository to find startup ideas, policy leads, and research agendas.
4194Total
4194Open
0Solved
9Humans
open
Brazil, South America
People increasingly need trusted identity across migration, finance, education, health, and employment systems. The challenge is preventing fragmented credentials, exclusion, surveillance, and corporate dependency. Affected communities must have meaningful control over data, revenue, deployment decisions, and the right to refuse harmful applications. The research opportunity is to define measurable success criteria, test the approach in realistic settings, identify failure modes, and create a pathway from prototype to accountable deployment.
social-civic-problems
south-america
brazil
identity
public-interest
infrastructure
cross-border
digital
community
ownership
deployment
people
increasingly
technology-computing
economics-resources
climate-environment
systems
society-governance
Digital commerce, cloud services, and AI platforms can generate value across borders while escaping clear tax authority. The challenge is creating fair tax rules that smaller states can enforce without being excluded from the digital economy. The challenge is especially acute for low-resource administrations, where legacy systems, coordination failures, and weak oversight can magnify harm.
technology-computing
asia
indonesia
digital
low-resource
administrations
managing
cross-border
taxation
fairly
tax
commerce
cloud
society-governance
systems
public
across
low
open
South Africa, Africa
Digital commerce, cloud services, and AI platforms can generate value across borders while escaping clear tax authority. The challenge is creating fair tax rules that smaller states can enforce without being excluded from the digital economy. The challenge is especially acute across fragmented municipalities, where legacy systems, coordination failures, and weak oversight can magnify harm.
technology-computing
africa
south-africa
digital
fragmented
municipalities
managing
cross-border
taxation
fairly
tax
commerce
cloud
society-governance
systems
across
public
climate-environment
open
Global / Unspecified, Global
Bioprinting and stem-cell therapies may not scale fast enough to meet demand. Organ-allocation optimisation and cross-border sharing platforms remain important.
health-biology
global-unspecified
may
future
organ
shortage
crises
persist
despite
advances
regenerative
medicine
climate-environment
technology-computing
food
whether
philosophy-ethics
microbial
open
Europe / Unspecified, Europe
Europe produces strong scientific research but struggles to grow globally dominant tech firms due to fragmented markets and risk-averse capital. Cross-border venture networks and translational research platforms can bridge the gap.
economics-resources
europe
europe-unspecified
tech
innovation
ecosystems
lag
frontrunners
scaling
deep
variant
data
african
society-governance
global-unspecified
technology-computing
infrastructure
research
open
Europe / Unspecified, Europe
Intermittent generation and new demand patterns strain legacy infrastructure. Grid-digitalisation and flexibility-market platforms offer major opportunities.
technology-computing
europe
europe-unspecified
energy
grids
need
significant
upgrades
integrate
renewables
cross-border
flows
systems
global-unspecified
african
data
infrastructure
climate-environment
open
Europe / Unspecified, Europe
Patients face administrative and reimbursement barriers when seeking care abroad. Interoperable health-data and insurance coordination tools can ease mobility.
health-biology
europe
europe-unspecified
cross-border
healthcare
access
complex
despite
free
movement
patients
face
global-unspecified
african
whether
remains
africa
rural
Millions of traders, many of them women, move goods informally across borders without access to finance, insurance, or formal logistics, limiting their growth potential. Digital trade facilitation tools and simplified customs regimes tailored to small traders could unlock inclusive growth.
economics-resources
africa
trade
informal
cross-border
remains
large
but
poorly
supported
traders
african
digital
global-unspecified
technology-computing
access
low
Fragmented grids and regulatory regimes prevent efficient sharing of electricity between countries, leading to supply imbalances. Harmonized regulations and cross-border transmission projects could unlock benefits.
local-regional
africa
countries
regional
power-pool
integration
african
progressing
slowly
fragmented
grids
regulatory
global-unspecified
asia
remains
society-governance
access
Differing rules across countries make cross-border scaling costly and slow. Regional regulatory sandboxes and harmonized fintech guidelines could ease expansion.
local-regional
africa
fintech
regulatory
african
startups
face
complex
fragmented
regimes
differing
rules
countries
global-unspecified
remains
regional
society-governance
asia
Workers from countries like the Philippines, India, and Bangladesh lose significant income to transfer fees sending money home. Blockchain-based remittance corridors could dramatically cut these costs.
technology-computing
asia
india
blockchain
remittance
costs
workers
cross-border
remain
high
millions
asian
migrant
countries
economics-resources
global-unspecified
informal
african
Some countries maintain strict currency controls that slow down cross-border business transactions and investment. Regional trade-finance platforms compatible with multiple regulatory regimes could ease friction.
economics-resources
asia
currency
regional
capital
control
restrictions
complicate
trade
financing
parts
african
africa
global-unspecified
remains
local-regional
countries
access
Smaller countries lack the compute infrastructure and talent pipelines to participate meaningfully in the AI race, risking long-term digital dependency. Regional shared compute clusters and cross-border research partnerships could help.
local-regional
asia
development
remains
concentrated
handful
large
economies
compute
smaller
countries
technology-computing
african
global-unspecified
digital
africa
infrastructure
mathematics-logic
Poor air quality now ranks among the top public health risks in the region, yet cross-border cooperation on solutions remains limited. Regional air-quality monitoring networks and shared mitigation strategies are needed.
climate-environment
asia
india
public-health
air-pollution
air
pollution
crop
burning
vehicle
emissions
creates
severe
seasonal
smog
global-unspecified
society-governance
solutions
The region serves as both source and transit hub for trafficked ivory, pangolins, and tiger parts destined for black markets. Stronger customs detection technology and cross-border enforcement cooperation are needed.
economics-resources
asia
illegal
wildlife
trafficking
remains
major
threat
endangered
species
globally
global-unspecified
philosophy-ethics
african
have
open
South & Southeast Asia, Asia
Economic desperation and weak law enforcement enable trafficking for forced labor and exploitation across the region. Cross-border data-sharing and victim-support digital platforms could improve detection and rescue.
technology-computing
asia
south-southeast-asia
trafficking
human
networks
continue
exploit
vulnerable
populations
south
southeast
digital
global-unspecified
society-governance
african
economics-resources
labor
Millions of workers migrate for jobs in construction, domestic work, and agriculture but face exploitation due to weak bilateral labor agreements. Digital worker-rights registries and stronger bilateral labor treaties could improve protections.
economics-resources
asia
labor
workers
protections
cross-border
migration
often
leaves
migrant
adequate
global-unspecified
african
informal
mathematics-logic
technology-computing
digital
Founders outside major hubs often cannot easily expand into neighboring markets due to regulatory fragmentation. Harmonized regional startup-friendly regulations could enable faster cross-border scaling.
society-governance
asia
regional
scaling
startups
smaller
economies
face
limited
access
opportunities
african
global-unspecified
remains
local-regional
africa
countries
economics-resources
High tariffs, poor logistics, and inconsistent standards mean African countries often import food from overseas instead of neighbors. Digital trade platforms aligned with the African Continental Free Trade Area could unlock this market.
economics-resources
africa
trade
cross-border
agricultural
remains
extremely
low
african
high
tariffs
global-unspecified
digital
technology-computing
systems
Sending money between African countries often requires routing through international currencies, adding fees and delays. Pan-African digital payment rails aligned with AfCFTA could cut costs dramatically.
technology-computing
africa
cross-border
payments
slow
costly
sending
money
between
african
countries
global-unspecified
digital
economics-resources
whether
asia