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
Guatemala, North America
Despite recognition of its importance, reliable methods for biotechnologies enabling the rapid production of medical countermeasures against emerging pathogens are still lacking. Progress is hindered by incomplete mechanistic knowledge, high capital and operational barriers, and the absence of deployment models suited to the contexts of greatest need.
health-biology
north-america
guatemala
barriers
biotechnologies
enabling
rapid
production
medical
countermeasures
against
emerging
pathogens
climate-environment
methods
systems
society-governance
high
open
United Kingdom, Europe
Despite recognition of its importance, reliable methods for architectural innovations that make high-density living compatible with climate resilience and well-being are still lacking. Progress is hindered by incomplete mechanistic knowledge, high capital and operational barriers, and the absence of deployment models suited to the contexts of greatest need.
climate-environment
europe
united-kingdom
architectural
innovations
make
high-density
living
compatible
climate
resilience
well-being
systemic
methods
systems
society-governance
barriers
high
Despite recognition of its importance, reliable methods for methods for assessing the social equity impacts of different climate mitigation and adaptation strategies are still lacking. Progress is hindered by incomplete mechanistic knowledge, high capital and operational barriers, and the absence of deployment models suited to the contexts of greatest need.
climate-environment
europe
germany
methods
assessing
social
equity
impacts
different
climate
mitigation
adaptation
strategies
systems
society-governance
enabling
solutions
barriers
open
Ecuador, South America
Despite recognition of its importance, reliable methods for permafrost carbon abrupt-release early warning models are still lacking. Progress is hindered by incomplete mechanistic knowledge, high capital and operational barriers, and the absence of deployment models suited to the contexts of greatest need.
climate-environment
south-america
ecuador
models
permafrost
carbon
abrupt-release
early
warning
development
despite
recognition
its
methods
systems
society-governance
barriers
designs
Despite recognition of its importance, reliable methods for cognitive prosthetics augmenting working memory for specific learning profiles are still lacking. Progress is hindered by incomplete mechanistic knowledge, high capital and operational barriers, and the absence of deployment models suited to the contexts of greatest need.
climate-environment
asia
cambodia
cognitive
prosthetics
augmenting
working
memory
specific
learning
profiles
systemic
solutions
methods
systems
barriers
society-governance
designs
open
Bolivia, South America
Despite recognition of its importance, reliable methods for inclusive digital public infrastructure resistant to both outages and capture are still lacking. Progress is hindered by incomplete mechanistic knowledge, high capital and operational barriers, and the absence of deployment models suited to the contexts of greatest need.
technology-computing
south-america
bolivia
inclusive
digital
public
infrastructure
resistant
both
outages
capture
deployable
technologies
climate-environment
methods
systems
society-governance
barriers
Despite recognition of its importance, reliable methods for AI systems that support rather than displace human judgment in clinical and legal settings are still lacking. Progress is hindered by incomplete mechanistic knowledge, high capital and operational barriers, and the absence of deployment models suited to the contexts of greatest need.
climate-environment
europe
poland
systems
support
rather
displace
human
judgment
clinical
legal
settings
deployable
society-governance
methods
economics-resources
technology-computing
designs
open
New Zealand, Oceania
Despite recognition of its importance, reliable methods for scalable methods for restoring peatland hydrology and carbon stocks are still lacking. Progress is hindered by incomplete mechanistic knowledge, high capital and operational barriers, and the absence of deployment models suited to the contexts of greatest need.
climate-environment
oceania
new-zealand
methods
scalable
restoring
peatland
hydrology
carbon
stocks
deployable
technologies
despite
systems
society-governance
barriers
solutions
designs
Despite recognition of its importance, reliable methods for institutional designs that make long-term investments in public health infrastructure politically sustainable are still lacking. Progress is hindered by incomplete mechanistic knowledge, high capital and operational barriers, and the absence of deployment models suited to the contexts of greatest need.
health-biology
oceania
samoa
public-health
institutional
designs
make
long-term
investments
public
health
infrastructure
politically
sustainable
climate-environment
society-governance
methods
systems
open
Ecuador, South America
Despite recognition of its importance, reliable methods for mechanisms for aligning the incentives of technology companies with broader societal goals are still lacking. Progress is hindered by incomplete mechanistic knowledge, high capital and operational barriers, and the absence of deployment models suited to the contexts of greatest need.
climate-environment
south-america
ecuador
mechanisms
aligning
incentives
technology
companies
broader
societal
goals
integrated
pathways
methods
systems
barriers
society-governance
designs
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
Despite recognition of its importance, reliable methods for integrated wildlife-livestock-human zoonotic spillover surveillance are still lacking. Progress is hindered by incomplete mechanistic knowledge, high capital and operational barriers, and the absence of deployment models suited to the contexts of greatest need.
climate-environment
africa
ghana
integrated
wildlife-livestock-human
zoonotic
spillover
surveillance
development
despite
recognition
its
importance
methods
systems
barriers
society-governance
designs
Despite recognition of its importance, reliable methods for behavioral and structural interventions reducing food loss in tropical value chains are still lacking. Progress is hindered by incomplete mechanistic knowledge, high capital and operational barriers, and the absence of deployment models suited to the contexts of greatest need.
climate-environment
south-america
peru
behavioral
structural
interventions
reducing
food
loss
tropical
value
chains
integrated
methods
systems
barriers
society-governance
designs
Despite recognition of its importance, reliable methods for institutional arrangements that improve coordination between health climate and development sectors are still lacking. Progress is hindered by incomplete mechanistic knowledge, high capital and operational barriers, and the absence of deployment models suited to the contexts of greatest need.
climate-environment
europe
france
institutional
arrangements
improve
coordination
between
health
climate
development
sectors
integrated
society-governance
methods
systems
designs
barriers
open
United States, North America
Despite recognition of its importance, reliable methods for safe and effective methods for large-scale insect protein production and use are still lacking. Progress is hindered by incomplete mechanistic knowledge, high capital and operational barriers, and the absence of deployment models suited to the contexts of greatest need.
climate-environment
north-america
united-states
methods
safe
effective
large-scale
insect
protein
production
scalable
solutions
despite
systems
society-governance
barriers
economics-resources
designs
open
Solomon Islands, Oceania
Despite recognition of its importance, reliable methods for passive cooling and ventilation systems for informal settlement housing are still lacking. Progress is hindered by incomplete mechanistic knowledge, high capital and operational barriers, and the absence of deployment models suited to the contexts of greatest need.
social-civic-problems
oceania
solomon-islands
passive
cooling
ventilation
systems
informal
settlement
housing
breakthrough
approaches
despite
climate-environment
society-governance
methods
economics-resources
barriers
Despite recognition of its importance, reliable methods for solutions for providing high-quality mental health care in primary care and community settings are still lacking. Progress is hindered by incomplete mechanistic knowledge, high capital and operational barriers, and the absence of deployment models suited to the contexts of greatest need.
health-biology
asia
vietnam
mental-health
care
solutions
providing
high-quality
mental
health
primary
community
settings
breakthrough
climate-environment
society-governance
methods
systems
open
Costa Rica, North America
Despite recognition of its importance, reliable methods for biotechnologies converting methane and CO2 into high-value chemicals and proteins are still lacking. Progress is hindered by incomplete mechanistic knowledge, high capital and operational barriers, and the absence of deployment models suited to the contexts of greatest need.
climate-environment
north-america
costa-rica
biotechnologies
converting
methane
co2
high-value
chemicals
proteins
practical
realization
despite
methods
systems
barriers
society-governance
high
open
United States, North America
Despite recognition of its importance, reliable methods for interventions that reduce the prevalence of non-communicable diseases through population-level action are still lacking. Progress is hindered by incomplete mechanistic knowledge, high capital and operational barriers, and the absence of deployment models suited to the contexts of greatest need.
health-biology
north-america
united-states
methods
interventions
reduce
prevalence
non-communicable
diseases
population-level
action
robust
enabling
climate-environment
systems
society-governance
barriers
designs
open
United States, North America
Despite recognition of its importance, reliable methods for pathways for achieving universal access to safe and affordable drinking water and sanitation are still lacking. Progress is hindered by incomplete mechanistic knowledge, high capital and operational barriers, and the absence of deployment models suited to the contexts of greatest need.
climate-environment
north-america
united-states
pathways
achieving
universal
access
safe
affordable
drinking
water
sanitation
systemic
methods
society-governance
systems
solutions
economics-resources