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
Develop enforceable systems that ensure indigenous peoples and local communities share in benefits from commercial use of biological resources and knowledge.
mathematics-logic
south-america
brazil
creating
fair
benefit-sharing
bioprospecting
develop
enforceable
systems
ensure
indigenous
peoples
society-governance
communities
economics-resources
public
technology-computing
Develop integrated fisheries, water-flow, pollution, invasive-species, and habitat strategies for ecosystems supporting millions of people.
climate-environment
asia
bangladesh
safeguarding
freshwater
fish
diversity
megadeltas
develop
integrated
fisheries
water-flow
pollution
ecosystems
economics-resources
protection
global-unspecified
philosophy-ethics
Develop land-use, early-warning, crop protection, compensation, corridor, and livelihood systems that reduce conflict in shared landscapes.
economics-resources
africa
kenya
conflict
reducing
human-elephant
harming
communities
wildlife
develop
land-use
early-warning
crop
systems
society-governance
climate-environment
global-unspecified
african
open
Pacific Ocean, Global
Establish credible baseline science, governance, monitoring, liability, and precautionary thresholds before commercial extraction irreversibly alters deep-sea ecosystems.
society-governance
pacific-ocean
biodiversity
deep-sea
preventing
damage
mining
establish
credible
baseline
science
governance
monitoring
enabling
technologies
continuous
climate-environment
Develop detection, enforcement, platform, customs, and demand-reduction systems for illegal wildlife sales shifting into encrypted and cross-border digital channels.
economics-resources
wildlife
reducing
trade
risks
online
marketplaces
develop
detection
enforcement
platform
systems
society-governance
technology-computing
digital
corruption
resilient
global-unspecified
open
Papua New Guinea, Oceania
Create scalable combinations of eDNA, acoustic sensing, imaging, community science, and AI that produce trustworthy species data in under-surveyed ecosystems.
climate-environment
oceania
papua-new-guinea
biodiversity
mapping
regions
few
taxonomists
create
scalable
combinations
edna
acoustic
economics-resources
ecosystems
protection
society-governance
species
open
New Zealand, Oceania
Develop targeted eradication and containment methods that protect native species, food systems, and local communities from unintended harms.
mathematics-logic
oceania
new-zealand
species
controlling
invasive
small
islands
ecological
side
effects
develop
targeted
methods
economics-resources
climate-environment
communities
systems
Create city planning and maintenance systems that support native plants, insects, birds, soil life, wetlands, and ecological connectivity.
mathematics-logic
asia
singapore
biodiversity
restoring
urban
beyond
ornamental
landscaping
create
city
planning
maintenance
climate-environment
systems
methods
ecological
society-governance
open
Democratic Republic of the Congo, Africa
Develop monitoring approaches that work despite persistent cloud cover, fragmented enforcement, local economic dependence, and rapidly changing extraction routes.
technology-computing
africa
democratic-republic-of-the-congo
detecting
illegal
logging
cloud-covered
tropical
forests
develop
monitoring
approaches
work
society-governance
economics-resources
forest
science-space
systems
Create maintenance standards, inspection systems, repair financing, and accountability mechanisms where elevator outages isolate elderly and disabled residents.
social-civic-problems
asia
china
elevator
preventing
failures
high-rise
affordable
housing
create
maintenance
standards
inspection
society-governance
systems
public
technology-computing
intergenerational
Create enforceable safety training, reporting, protective equipment, housing, wage, and contractor-accountability systems for transient workers.
social-civic-problems
asia
qatar
making
construction
sites
safer
temporary
migrant
labor
create
enforceable
safety
systems
society-governance
economics-resources
workers
technology-computing
Develop standards, tracking, community oversight, vehicle financing, and safe-route models for children traveling through informal transport networks.
social-civic-problems
africa
kenya
transport
safe
school
regions
formal
bus
systems
develop
standards
tracking
society-governance
informal
public
technology-computing
economics-resources
Develop materials, inspection methods, protective coatings, financing, and maintenance plans for roads, ports, bridges, and water systems exposed to salt and humidity.
economics-resources
asia
philippines
preventing
corrosion
coastal
public
infrastructure
develop
materials
inspection
methods
protective
society-governance
systems
climate-environment
safe
water
Develop collection, design, incentives, maintenance, and community-governance solutions that prevent drains from becoming chronic flood and disease hazards.
climate-environment
africa
nigeria
maintaining
drainage
systems
neighborhoods
solid-waste
accumulation
develop
collection
design
incentives
society-governance
solutions
health-biology
health
environmental
Develop cost-effective seismic upgrades, risk prioritization, financing, and phased construction plans that preserve educational continuity.
social-civic-problems
south-america
peru
retrofitting
schools
earthquake
safety
long
closures
develop
cost-effective
seismic
upgrades
critical
infrastructure
against
climate-environment
systems
Develop sensors, inspections, maintenance prioritization, and community reporting systems for small bridges that fail without warning.
social-civic-problems
asia
nepal
low-cost
bridge
monitoring
rural
transport
networks
develop
sensors
inspections
maintenance
systems
society-governance
public
climate-environment
economics-resources
Create systems to track quality, environmental impact, labor conditions, and price integrity for sand, cement, steel, timber, and aggregates.
climate-environment
asia
india
transparent
sourcing
construction
materials
public
projects
create
systems
track
quality
society-governance
across
without
quantum
governance
open
Brazil, South America
Develop interoperable shipping, customs, trucking, terminal, and warehousing information systems that work across public and private actors.
social-civic-problems
south-america
brazil
systems
reducing
port
congestion
caused
fragmented
data
develop
interoperable
shipping
society-governance
technology-computing
public
economics-resources
mathematics-logic
Build verification systems that detect double counting, non-additional projects, coerced land deals, and misleading claims across carbon markets.
economics-resources
africa
kenya
supply-chain
preventing
fraud
carbon-credit
supply
chains
build
verification
systems
detect
double
society-governance
technology-computing
global-unspecified
land
Create traceability and enforcement systems that stop unusable textile waste from being labeled as reusable goods and exported to vulnerable communities.
climate-environment
africa
ghana
waste
preventing
dumping
opaque
textile-export
channels
create
traceability
enforcement
systems
society-governance
economics-resources
global-unspecified
plastic
recovery
