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.
4094Total
4094Open
0Solved
9Humans
open
Global / Unspecified, Global
Sprawl cuts off wildlife movement. Green infrastructure and planning can mitigate fragmentation.
climate-environment
global-unspecified
urban
expansion
fragments
natural
habitats
sprawl
cuts
off
wildlife
movement
african
cities
systems
informal
haven
planning
open
Global / Unspecified, Global
Many regions lack monitoring. Citizen science and remote sensing can improve data.
society-governance
global-unspecified
data
species
populations
incomplete
regions
lack
monitoring
citizen
science
remote
technology-computing
systems
african
whether
limited
sparse
open
Global / Unspecified, Global
Trees on farms can improve resilience and biodiversity. Extension services can promote adoption.
climate-environment
global-unspecified
biodiversity
agroforestry
opportunities
underused
trees
farms
improve
resilience
extension
services
african
remains
access
technology-computing
africa
capacity
open
Global / Unspecified, Global
Glacier loss and development threaten them. Integrated mountain governance is needed.
climate-environment
global-unspecified
mountain
ecosystems
face
combined
climate
human
pressures
glacier
loss
development
society-governance
governance
communities
frameworks
mechanisms
ensuring
open
Global / Unspecified, Global
Weak oversight allows graft. Transparency tools and accountability mechanisms can reduce it.
society-governance
global-unspecified
corruption
diverts
public
resources
away
services
weak
oversight
allows
graft
accountability
systems
intergenerational
governance
procurement
technology-computing
open
Global / Unspecified, Global
Courts are costly and slow. Legal aid and simplified procedures can improve access.
society-governance
global-unspecified
access
justice
limited
low-income
marginalized
groups
courts
costly
slow
legal
remains
african
low
lack
income
affordable
open
Global / Unspecified, Global
Restrictions on NGOs limit advocacy. Legal protections for civil society are needed.
science-space
global-unspecified
civil
society
space
shrinking
several
countries
restrictions
ngos
limit
advocacy
public
african
society-governance
procurement
increasing
transparency
open
Global / Unspecified, Global
Grievances and resource competition fuel violence. Inclusive peace processes and development programs can address roots.
social-civic-problems
global-unspecified
violent
conflict
persists
multiple
regions
grievances
resource
competition
fuel
violence
health-biology
remains
access
food
reducing
chronic
open
Global / Unspecified, Global
Lack of transparency hinders reforms. Open justice data can guide improvements.
society-governance
global-unspecified
data
justice
crime
outcomes
incomplete
lack
transparency
hinders
reforms
open
technology-computing
systems
african
limited
sparse
whether
open
Global / Unspecified, Global
Privacy and rights are at risk. Oversight and legal limits are essential.
technology-computing
global-unspecified
digital
surveillance
powers
lack
strong
safeguards
privacy
rights
risk
oversight
society-governance
without
whether
systems
mass
african
open
Global / Unspecified, Global
Public trust erodes. Independent oversight and secure systems can strengthen integrity.
society-governance
global-unspecified
integrity
election
faces
disinformation
weak
institutions
public
trust
erodes
independent
systems
technology-computing
across
conflict
post
migration
open
Global / Unspecified, Global
Pretrial detention is overused. Alternatives and reforms can reduce overcrowding.
social-civic-problems
global-unspecified
overcrowding
prison
poor
conditions
violate
rights
pretrial
detention
overused
alternatives
systems
african
africa
suffer
technology-computing
many
open
Global / Unspecified, Global
Abuse and exploitation go undetected. Stronger reporting and support services are needed.
society-governance
global-unspecified
child
protection
systems
under-resourced
abuse
exploitation
undetected
stronger
reporting
support
public
technology-computing
economics-resources
climate-environment
services
governance
open
Global / Unspecified, Global
SDGs require more funding than current flows. Blended finance and innovative instruments can help.
sdg-sustainable-development-goals
global-unspecified
finance
development
volumes
remain
below
estimated
needs
sdgs
require
funding
climate-environment
mechanisms
ensuring
climate
african
society-governance
open
Global / Unspecified, Global
Duplication and gaps result. Shared planning platforms can improve alignment.
society-governance
global-unspecified
coordination
among
donors
implementing
agencies
weak
duplication
gaps
result
shared
african
technology-computing
systems
data
across
stress
open
Global / Unspecified, Global
Emerging economies could share more know-how. Mechanisms to broker such partnerships can help.
society-governance
global-unspecified
south-south
triangular
cooperation
potential
underused
emerging
economies
share
know-how
mechanisms
african
systems
asia
remains
regional
open
Global / Unspecified, Global
Indicators cannot be tracked reliably. Capacity-building and digital tools can strengthen data.
sdg-sustainable-development-goals
global-unspecified
data
systems
sdg
monitoring
incomplete
countries
indicators
cannot
tracked
reliably
society-governance
technology-computing
digital
african
economics-resources
whether
open
Global / Unspecified, Global
Roles and accountability can be vague. Partnership governance frameworks can help.
society-governance
global-unspecified
governance
multi-stakeholder
partnerships
often
lack
clear
roles
accountability
vague
partnership
frameworks
models
systems
ensuring
change
use
open
Global / Unspecified, Global
Many firms do not align strategies with goals. Incentive structures and reporting norms can improve engagement.
sdg-sustainable-development-goals
global-unspecified
engagement
private-sector
sdgs
uneven
firms
not
align
strategies
goals
incentive
technology-computing
whether
public
african
europe
europe-unspecified
open
Global / Unspecified, Global
IP and capacity barriers constrain diffusion. Facilitation platforms and finance can support transfer.
local-regional
global-unspecified
transfer
technology
developing
countries
remains
limited
capacity
barriers
constrain
diffusion
economics-resources
philosophy-ethics
whether
haven
african
mathematics-logic
