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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4094Total
4094Open
0Solved
9Humans
Achieving durable carbon-negative building materials from agricultural residues at meaningful scale demands simultaneous progress in fundamental research, engineering integration and socio-technical systems that work for low- and middle-income settings. Existing efforts remain fragmented relative to the magnitude of the challenge.
climate-environment
asia
india
durable
carbon-negative
building
materials
agricultural
residues
overcoming
barriers
achieving
meaningful
economics-resources
systems
society-governance
methods
solutions
Despite recognition of its importance, reliable methods for designs for mobility systems that prioritize equity accessibility and low environmental impact 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
italy
barriers
designs
mobility
systems
prioritize
equity
accessibility
low
environmental
impact
society-governance
methods
solutions
technology-computing
high
open
New Zealand, Oceania
The absence of robust, context-adapted solutions for composite early-warning indicators of institutional capacity decay creates cascading risks across interconnected human and natural systems. Key missing elements include durable performance, low lifetime cost, and governance arrangements capable of sustaining impact beyond pilot stages.
society-governance
oceania
new-zealand
composite
early-warning
indicators
institutional
capacity
decay
development
absence
robust
context-adapted
solutions
systems
climate-environment
methods
enabling
open
New Zealand, Oceania
The absence of robust, context-adapted solutions for governance models for shared management of critical mineral resources creates cascading risks across interconnected human and natural systems. Key missing elements include durable performance, low lifetime cost, and governance arrangements capable of sustaining impact beyond pilot stages.
society-governance
oceania
new-zealand
governance
models
shared
management
critical
mineral
resources
deployable
technologies
absence
solutions
systems
climate-environment
enabling
methods
open
Solomon Islands, Oceania
Achieving pathways for achieving universal access to quality early childhood education and care at meaningful scale demands simultaneous progress in fundamental research, engineering integration and socio-technical systems that work for low- and middle-income settings. Existing efforts remain fragmented relative to the magnitude of the challenge.
social-civic-problems
oceania
solomon-islands
achieving
pathways
universal
access
quality
early
childhood
education
care
systemic
economics-resources
systems
climate-environment
society-governance
solutions
A persistent gap exists in realizing practical, scalable solutions for near-ambient reversible hydrogen storage with high volumetric density. Scientific understanding, engineering readiness and institutional capacity remain insufficient to translate promising concepts into durable impact under real-world constraints of cost, skills and governance.
society-governance
africa
tanzania
near-ambient
reversible
hydrogen
storage
high
volumetric
density
overcoming
barriers
persistent
solutions
systems
scalable
methods
practical
Achieving mechanisms ensuring AI systems remain corrigible and interruptible by humans at meaningful scale demands simultaneous progress in fundamental research, engineering integration and socio-technical systems that work for low- and middle-income settings. Existing efforts remain fragmented relative to the magnitude of the challenge.
economics-resources
europe
spain
systems
remain
mechanisms
ensuring
corrigible
interruptible
humans
integrated
pathways
achieving
society-governance
climate-environment
technology-computing
solutions
designs
A persistent gap exists in realizing practical, scalable solutions for methods for assessing the cumulative impacts of multiple environmental stressors on ecosystems. Scientific understanding, engineering readiness and institutional capacity remain insufficient to translate promising concepts into durable impact under real-world constraints of cost, skills and governance.
society-governance
asia
thailand
methods
assessing
cumulative
impacts
multiple
environmental
stressors
ecosystems
deployable
technologies
solutions
systems
scalable
climate-environment
governance
Achieving materials and designs for long-duration energy storage in extreme cold climates at meaningful scale demands simultaneous progress in fundamental research, engineering integration and socio-technical systems that work for low- and middle-income settings. Existing efforts remain fragmented relative to the magnitude of the challenge.
climate-environment
asia
nepal
materials
designs
long-duration
energy
storage
extreme
cold
climates
integrated
pathways
economics-resources
systems
society-governance
methods
solutions
The absence of robust, context-adapted solutions for grid-forming control for fully inverter-based power systems creates cascading risks across interconnected human and natural systems. Key missing elements include durable performance, low lifetime cost, and governance arrangements capable of sustaining impact beyond pilot stages.
society-governance
asia
philippines
systems
grid-forming
control
fully
inverter-based
power
deployable
technologies
absence
robust
solutions
climate-environment
ensuring
enabling
methods
Despite recognition of its importance, reliable methods for scientific foundation models producing calibrated testable hypotheses 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
models
scientific
foundation
producing
calibrated
testable
hypotheses
integrated
pathways
despite
methods
systems
society-governance
barriers
health-biology
A persistent gap exists in realizing practical, scalable solutions for interventions that close gender and socioeconomic gaps in access to digital technologies. Scientific understanding, engineering readiness and institutional capacity remain insufficient to translate promising concepts into durable impact under real-world constraints of cost, skills and governance.
society-governance
africa
kenya
interventions
close
gender
socioeconomic
gaps
access
digital
technologies
field-ready
systems
solutions
methods
scalable
enabling
governance
open
Costa Rica, North America
Despite recognition of its importance, reliable methods for distributed biomanufacturing of essential medicines via synthetic biology 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
costa-rica
methods
distributed
biomanufacturing
essential
medicines
via
synthetic
biology
robust
enabling
climate-environment
systems
barriers
society-governance
designs
open
Mexico, North America
The absence of robust, context-adapted solutions for participatory sensing networks for air quality in rapidly industrializing cities creates cascading risks across interconnected human and natural systems. Key missing elements include durable performance, low lifetime cost, and governance arrangements capable of sustaining impact beyond pilot stages.
society-governance
north-america
mexico
systems
participatory
sensing
networks
air
quality
rapidly
industrializing
cities
field-ready
solutions
climate-environment
methods
robust
enabling
Achieving protocols for rapid, ethical and effective clinical research during public health emergencies at meaningful scale demands simultaneous progress in fundamental research, engineering integration and socio-technical systems that work for low- and middle-income settings. Existing efforts remain fragmented relative to the magnitude of the challenge.
philosophy-ethics
europe
italy
public-health
research
protocols
rapid
ethical
effective
clinical
during
public
health
emergencies
economics-resources
systems
climate-environment
society-governance
Current approaches to real-time systems for predicting and mitigating the impacts of extreme precipitation events either underperform under variable field conditions or generate externalities that undermine long-term sustainability and equity. Closing the gap requires coordinated advances in science, systems design and enabling institutions.
society-governance
asia
nepal
systems
real-time
predicting
mitigating
impacts
extreme
precipitation
events
integrated
pathways
climate-environment
enabling
technology-computing
real
time
A persistent gap exists in realizing practical, scalable solutions for field-deployable PFAS-degrading microbial or catalytic consortia. Scientific understanding, engineering readiness and institutional capacity remain insufficient to translate promising concepts into durable impact under real-world constraints of cost, skills and governance.
society-governance
europe
france
field-deployable
pfas-degrading
microbial
catalytic
consortia
robust
methods
enabling
persistent
gap
solutions
systems
scalable
technologies
governance
A persistent gap exists in realizing practical, scalable solutions for institutional arrangements that reduce the lag between innovation and equitable access to health technologies. Scientific understanding, engineering readiness and institutional capacity remain insufficient to translate promising concepts into durable impact under real-world constraints of cost, skills and governance.
society-governance
asia
pakistan
institutional
arrangements
reduce
lag
between
innovation
equitable
access
health
technologies
solutions
systems
methods
enabling
scalable
A persistent gap exists in realizing practical, scalable solutions for interventions that improve the quality of democratic participation and representation. Scientific understanding, engineering readiness and institutional capacity remain insufficient to translate promising concepts into durable impact under real-world constraints of cost, skills and governance.
society-governance
europe
germany
interventions
improve
quality
democratic
participation
representation
integrated
pathways
persistent
gap
solutions
systems
methods
scalable
practical
Achieving nature-based solutions for coastal protection that support fisheries and tourism livelihoods at meaningful scale demands simultaneous progress in fundamental research, engineering integration and socio-technical systems that work for low- and middle-income settings. Existing efforts remain fragmented relative to the magnitude of the challenge.
economics-resources
africa
kenya
nature-based
solutions
coastal
protection
support
fisheries
tourism
livelihoods
overcoming
barriers
climate-environment
systems
society-governance
nature
methods
