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
Addressing participatory research remaining rare is critical for achieving the 2030 Agenda. Current efforts fall short in scale, speed and equity, leaving the most vulnerable behind. Any viable solution must function in low-resource settings with limited specialists, transport, laboratory capacity and broadband. Proposals should specify quantifiable biological, social or environmental outcomes, openly discuss potential risks, and present a realistic pathway for long-term maintenance and local ownership beyond short research pilots.
research
participatory
remaining
rare
2030
mathematics-logic
Addressing participatory budgeting remaining rare is critical for achieving the 2030 Agenda. Current efforts fall short in scale, speed and equity, leaving the most vulnerable behind. Any viable solution must function in low-resource settings with limited specialists, transport, laboratory capacity and broadband. Proposals should specify quantifiable biological, social or environmental outcomes, openly discuss potential risks, and present a realistic pathway for long-term maintenance and local ownership beyond short research pilots.
participatory
budgeting
remaining
rare
2030
mathematics-logic
Future progress on human development and planetary health depends on solving spare parts remaining expensive. Conventional approaches have proven insufficient. The required intervention must integrate community knowledge, data and appropriate technology while remaining affordable, privacy-preserving and operable with minimal external support. Strong solutions will articulate measurable impact metrics, risk mitigation strategies, and a plan for sustained operation by local actors after the pilot phase.
remaining
proven
strategies
spare
parts
social-civic-problems
open
Brazil, South America
AI agents may generate large volumes of apparently independent opinions, proposals, and consultation responses. Governance systems must preserve authentic participation and prevent automated manipulation of democratic processes. The solution must work with limited capital, intermittent services, and local maintenance capacity. 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.
society-governance
south-america
brazil
public
decision-making
synthetic
participants
low-income
communities
must
agents
may
generate
technology-computing
economics-resources
climate-environment
systems
quantum
antarctic ice shelves breaking apart remains one of the most urgent challenges of our time. Systems currently in place are inadequate for the scale and complexity of the problem. A successful approach must work where resources are scarcest and demonstrate clear, measurable results. It should identify possible harms, respect local agency, and show how the solution can be maintained and expanded by the communities it is meant to serve.
antarctic
ice
shelves
breaking
apart
local-regional
Future food production may move partly into restaurants, factories, and homes. Regulators must manage contamination, labeling, allergens, waste, and quality without blocking small innovators. The solution must work with limited capital, intermittent services, and local maintenance capacity. 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.
society-governance
food
safety
regulation
cultivated
meat
household
scale
low-income
communities
must
technology-computing
economics-resources
climate-environment
systems
quantum
infrastructure
science-space
Distributed biotech facilities may bring innovation closer to communities while introducing new biosafety and waste-management requirements. Cities need transparent zoning, monitoring, emergency planning, and public participation. The solution must work with limited capital, intermittent services, and local maintenance capacity. 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.
local-regional
communities
managing
synthetic
biology
laboratories
dense
neighborhoods
low-income
distributed
biotech
technology-computing
economics-resources
climate-environment
society-governance
systems
quantum
infrastructure
The problem of fish containing plastic particles continues to affect hundreds of millions of people and undermines progress on multiple Sustainable Development Goals. Existing responses remain fragmented, under-resourced and poorly adapted to local contexts. A strong solution must operate effectively under severe constraints of skilled personnel, infrastructure, electricity and connectivity. It should define clear measurable outcomes, identify possible unintended harms, and demonstrate how the intervention can be sustained by local institutions long after initial funding ends.
fish
containing
plastic
particles
implementing
other
Autonomous carriers that filter items according to the sender’s politics create partisan logistics networks. The challenge is maintaining reliable, non-discriminatory goods movement independent of ideological scoring.
ensuring
neutral
delivery
when
personal
mathematics-logic
The ability to freeze aging in specific organs or features while others continue creates new forms of body modification and potential health imbalance. The problem is ensuring medical safety, informed consent, and equitable access without enabling permanent physical stratification.
aging
body
regulating
selective
pauses
health-biology
When an individual’s voice can be licensed for insertion into third-party speech, identity and consent become commercial assets. The challenge is preventing unauthorised or harmful use while still allowing legitimate creative or accessibility applications.
use
regulating
rental
personal
voices
technology-computing
Biological data repositories growing in public or private trees raise questions of ownership, access, and longevity. The problem is ensuring that information rooted in living organisms remains under the control of the original subject and does not become harvestable by third parties.
data
living
trees
securing
personal
mathematics-logic
If drinking water carries detectable flavour differences linked to the political stance of the provider, basic hydration becomes a partisan signal. The challenge is maintaining truly neutral, safe water access independent of ideological branding or corporate affiliation.
water
neutral
political
affiliation
ensuring
mathematics-logic
When digital systems fail, public trust in records, payments, and eligibility can collapse. The challenge is designing governance that can preserve continuity, recover data, and verify truth across technical interruptions. This becomes particularly difficult in informal settlements, because public institutions must remain fair, resilient, and accountable while adapting to new risks.
society-governance
trust
data
informal
settlements
building
state
during
frequent
system
outages
public
systems
technology-computing
institutions
governance
When collective memory of shared events is rewritten in real time by majority vote or algorithmic consensus, no stable historical baseline remains. The problem is creating durable, independently verifiable archives that coexist with participatory updating without being overwritten.
events
preserving
original
records
public
technology-computing
Interactive reconstructions of dead relatives may demand ongoing inclusion in gatherings, decisions, and emotional life. The problem is setting boundaries that respect both the living family’s autonomy and any residual rights or wishes of the deceased without forcing perpetual digital presence.
digital
deceased
family
life
managing
technology-computing
Climate events, cyberattacks, and conflict can demand action faster than standard legislative processes allow. The open problem is creating emergency authorities with strong checks, expiration rules, and public review. This becomes particularly difficult in informal settlements, because public institutions must remain fair, resilient, and accountable while adapting to new risks.
climate-environment
africa
nigeria
institutions
informal
settlements
designing
democratic
high-speed
crisis
response
public
climate
society-governance
governance
high
States and institutions may need registries of deployed AI models, their data sources, risk levels, and accountability owners. The challenge is building disclosure rules that support safety without exposing legitimate security or privacy risks. This becomes particularly difficult during fiscal austerity, because public institutions must remain fair, resilient, and accountable while adapting to new risks.
society-governance
asia
bangladesh
registries
during
fiscal
austerity
governance
public-interest
model
institutions
risks
states
public
climate-environment
systems
across
States and institutions may need registries of deployed AI models, their data sources, risk levels, and accountability owners. The challenge is building disclosure rules that support safety without exposing legitimate security or privacy risks. This becomes particularly difficult under climate migration pressure, because public institutions must remain fair, resilient, and accountable while adapting to new risks.
society-governance
asia
philippines
registries
under
climate
migration
pressure
governance
public-interest
model
institutions
risks
public
climate-environment
systems
Future technologies may allow external parties to alter or insert content into shared dream environments while people sleep. The problem is establishing consent, ownership, and integrity boundaries for experiences that occur outside waking awareness. Any solution must define measurable harms, protect privacy without eliminating beneficial dream-sharing uses, and function across different neural interface standards.
dream
shared
protecting
spaces
unauthorized
science-space