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.
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4194Total
4194Open
0Solved
9Humans
open
Global / Unspecified, Global
Some voting systems use outdated machines or paper processes vulnerable to error or tampering, and upgrading them is often slow due to cost and political disagreement. This leaves elections more vulnerable than they need to be.
society-governance
global-unspecified
voting
election
security
depends
heavily
aging
infrastructure
parts
world
vulnerable
whether
systems
philosophy-ethics
technology-computing
mathematics-logic
african
open
Global / Unspecified, Global
National governments sometimes pass laws requiring local services without providing the money to pay for them, leaving local governments to either cut corners or raise taxes. This mismatch between responsibility and resources undermines local governance everywhere it happens.
society-governance
global-unspecified
governments
local
national
regions
lack
funding
deliver
responsibilities
handed
down
economics-resources
african
recovery
africa
systems
mathematics-logic
open
Global / Unspecified, Global
Citizens are often legally entitled to request government records, but agencies can slow-walk or deny these requests with few real consequences. This makes transparency laws look stronger on paper than they are in practice.
society-governance
global-unspecified
laws
but
practice
freedom
information
exist
countries
routinely
ignored
delayed
whether
philosophy-ethics
haven
determine
resolved
african
open
Global / Unspecified, Global
People who report corruption or abuse of power frequently lose their jobs, face legal retaliation, or worse, while the officials they exposed face little consequence. This discourages future whistleblowers from coming forward at all.
society-governance
global-unspecified
face
whistleblowers
expose
government
wrongdoing
often
punishment
wrongdoers
themselves
people
philosophy-ethics
whether
haven
climate-environment
african
open
Global / Unspecified, Global
School funding tied to local property taxes in many places creates stark differences in educational quality based purely on geography. Equalizing this access remains a persistent, unresolved policy challenge in many countries.
social-civic-problems
global-unspecified
access
quality
yet
guarantee
equal
public
education
regardless
family
neighborhood
remains
whether
philosophy-ethics
african
low
economics-resources
open
Global / Unspecified, Global
Government budgets are often too complex or poorly communicated for the average citizen to meaningfully track or understand. Better transparency tools could improve both trust and accountability in public spending.
society-governance
global-unspecified
government
understand
spending
haven
solved
make
budgeting
processes
transparent
enough
whether
philosophy-ethics
public
resolved
mathematics-logic
african
open
Global / Unspecified, Global
Migrant workers often pay steep fees to send money to family in their home countries, cutting into wages that are frequently already low. Cheaper remittance systems could meaningfully improve financial security for millions of families.
philosophy-ethics
global-unspecified
migrant
workers
money
home
yet
make
cross-border
remittances
affordable
sending
economics-resources
haven
technology-computing
african
whether
informal
open
Global / Unspecified, Global
Billions of people still lack any formal digital identity, cutting them off from banking, healthcare, and government services. A decentralized system could include everyone without handing control to one entity.
society-governance
global-unspecified
digital
identity
haven
solved
give
every
person
earth
verifiable
central
technology-computing
systems
whether
philosophy-ethics
african
open
Global / Unspecified, Global
Some compression methods shrink files perfectly for certain data but fail badly on others, and no universal, lossless method works equally well for everything. Solving this could make data storage and transmission dramatically more efficient.
society-governance
global-unspecified
data
haven
solved
compress
information
any
loss
all
types
some
technology-computing
whether
philosophy-ethics
systems
mathematics-logic
african
open
Global / Unspecified, Global
Wages in many cities haven't kept pace with housing costs, pushing homeownership and even renting out of reach for a growing share of workers. This is now a shared crisis across cities on almost every continent.
social-civic-problems
global-unspecified
cities
haven
housing
solved
make
affordable
major
worldwide
wages
kept
climate-environment
urban
whether
african
philosophy-ethics
mathematics-logic
open
Global / Unspecified, Global
Rising demand keeps pushing housing costs higher in growing cities, pricing out the very workers those cities depend on. Making urban growth compatible with affordability remains an unresolved policy challenge nearly everywhere.
society-governance
global-unspecified
cities
haven
solved
make
affordable
live
grow
rising
demand
keeps
climate-environment
whether
urban
philosophy-ethics
african
mathematics-logic
open
Global / Unspecified, Global
Paved surfaces send rainwater rushing into drains that quickly overflow during storms, instead of letting it soak into the ground. Cities designed to absorb water naturally would suffer far less flood damage.
climate-environment
global-unspecified
cities
absorb
instead
haven
built
floodwater
being
destroyed
paved
surfaces
urban
water
african
infrastructure
systems
asia
open
Global / Unspecified, Global
Concrete and asphalt trap heat, turning cities into dangerous hot zones during extreme weather, especially for people without air conditioning. Redesigning cities to stay cooler is now a matter of public safety, not comfort.
social-civic-problems
global-unspecified
cities
people
during
heat
cool
enough
protect
increasingly
severe
waves
climate-environment
systems
urban
society-governance
haven
african
open
Global / Unspecified, Global
Hurricanes and tornadoes can still shift path or intensity with little warning, leaving communities scrambling to evacuate. More precise, longer-range forecasting could save lives and billions in property damage every year.
climate-environment
global-unspecified
precise
haven
developed
weather
models
enough
predict
extreme
storms
far
whether
systems
climate
philosophy-ethics
african
mathematics-logic
open
Colombia, South America
Fast-growing cities in Colombia regularly flood due to undersized or absent stormwater infrastructure, with retrofit costs far exceeding current municipal budgets.
climate-environment
south-america
colombia
stormwater
infrastructure
cities
building
resilient
flood-prone
fast-growing
regularly
flood
society-governance
african
urban
global-unspecified
change
governance
open
Mexico, North America
Rural highways in Mexico experience disproportionately high fatality rates due to inconsistent road design standards, poor lighting, and insufficient emergency response infrastructure.
economics-resources
north-america
mexico
rural
highways
reducing
traffic
fatalities
experience
disproportionately
high
fatality
african
access
remains
urban
Urban drainage infrastructure in Yemen was designed for historical rainfall patterns and now floods regularly under intensified storms, with no funded plan for systemic upgrade.
climate-environment
asia
yemen
urban
drainage
rainfall
adapting
systems
increasingly
intense
infrastructure
was
society-governance
cities
african
open
Chile, South America
Long-term anxiety and depression tied to job insecurity and informal labor in Chile are poorly quantified, making it difficult for policymakers to justify investment in preventive mental health infrastructure.
society-governance
south-america
chile
mental-health
mental
health
measuring
impact
chronic
economic
precarity
long-term
anxiety
health-biology
global-unspecified
african
remains
access
Limited economic opportunity in rural areas of Morocco is driving large-scale youth migration to cities that lack the infrastructure or job market to absorb them.
economics-resources
africa
morocco
rural
youth
driving
migration
addressing
unemployment
urban
limited
economic
global-unspecified
african
access
remains
infrastructure
A large share of rural handpumps and boreholes in Kenya sit broken at any given time because there is no real-time monitoring system to alert maintenance crews before communities revert to unsafe water sources.
climate-environment
africa
kenya
monitoring
water
time
rural
point
functionality
real
large
share
global-unspecified
african
urban