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 safe storage laws remaining weak 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.
capacity
safe
storage
laws
remaining
mathematics-logic
vaccine storage remaining poor 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.
vaccine
storage
remaining
poor
implementing
health-biology
Future progress on human development and planetary health depends on solving battery storage 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
approaches
battery
storage
expensive
social-civic-problems
The problem of cold storage remaining missing 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.
cold
storage
remaining
missing
establishing
other
Climate shocks could affect several staple crops at once, exposing dependence on narrow food portfolios. Societies need diverse, culturally acceptable, affordable diets supported by resilient production and storage. 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.
climate-environment
resilient
diets
under
simultaneous
crop
failures
low-income
communities
climate
shocks
technology-computing
economics-resources
society-governance
systems
quantum
infrastructure
science-space
Information encoded in residential ground requires excavation for retrieval and raises ownership and contamination risks. The challenge is creating durable, accessible biological storage that remains under the subject’s control.
securing
personal
data
stored
soil
mathematics-logic
Future shocks may affect several producing regions simultaneously, making traditional diversification insufficient. The challenge is combining storage, alternative crops, trade rules, logistics, and social protection without creating waste or market distortion. 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.
economics-resources
africa
kenya
supply-chain
climate-resilient
supply
chains
essential
foods
low-income
communities
future
shocks
may
technology-computing
climate-environment
society-governance
systems
Vendors operate with thin margins and little historical data. Lightweight forecasting, shared cold storage, and cooperative purchasing could convert neighborhood-level signals into practical decisions without requiring enterprise software. The opportunity is intentionally human-scale: a cooperative, clinic, workshop, school, or municipal team could pilot it within one locality and measure outcomes before expanding. Mathematical modeling can help with allocate uncertainty, incentives, or resource constraints; entrepreneurship can turn a reliable workflow into a viable service.
local-regional
africa
morocco
vendors
might
informal
food
predict
daily
demand
wasting
perishable
stock
local
actors
mathematics-logic
social-civic-problems
without
open
Global / Unspecified, Global
Video files, especially in high resolution, still require significant storage and bandwidth despite decades of compression research, and further meaningful improvements have become harder to achieve. This constrains streaming quality and cost, especially in areas with limited bandwidth.
philosophy-ethics
global-unspecified
compression
video
yet
build
data
methods
meaningfully
outperform
current
standards
whether
climate-environment
technology-computing
mathematics-logic
open
way
open
Global / Unspecified, Global
Cloud storage relies heavily on trusting individual companies to remain operational and reliable long-term, and if a provider fails or shuts down, users can lose access to their data. A truly provider-independent guarantee remains unbuilt.
society-governance
global-unspecified
cloud
storage
guarantee
data
remain
provider
build
systems
will
accessible
technology-computing
whether
philosophy-ethics
haven
mathematics-logic
climate-environment
open
Global / Unspecified, Global
Weak storage, transport, and retail systems let food spoil while hunger persists. Cold-chain investment and circular food-business models can reduce loss.
climate-environment
global-unspecified
food
loss
waste
account
third
production
weak
storage
transport
systems
society-governance
whether
philosophy-ethics
reducing
economics-resources
open
Global / Unspecified, Global
Water planning based on historical norms is becoming unreliable. Scenario-based planning and storage investments are needed.
climate-environment
global-unspecified
climate-change
climate
change
altering
rainfall
patterns
drought
frequency
planning
water
based
society-governance
governance
cities
building
urban
open
Global / Unspecified, Global
Solar and wind potential is underused without robust grids. Storage tech and regional interconnections are needed.
climate-environment
global-unspecified
storage
renewable
integration
constrained
weak
transmission
solar
wind
potential
underused
energy
society-governance
long
systems
africa
haven
Inadequate cold storage and warehousing cause spoilage of fruits, vegetables, and grains before reaching markets. Modular solar cold-storage units are a scalable rural business opportunity.
social-civic-problems
asia
storage
post-harvest
losses
remain
high
southeast
south
inadequate
cold
climate-environment
rural
economics-resources
energy
global-unspecified
african
remains
Rapid industrialization and urbanization mean many countries still rely heavily on coal to meet rising electricity needs. Faster renewable grid integration and battery storage deployment are critical.
climate-environment
asia
faster
energy
demand
growing
clean
power
supply
keep
rapid
global-unspecified
whether
philosophy-ethics
haven
way
have
storage
Coal remains the cheapest and most reliable power source for many governments despite pollution and climate costs. Faster cost declines in battery storage could accelerate the shift to renewables.
climate-environment
asia
india
coal
climate
dependency
countries
like
china
indonesia
complicates
commitments
global-unspecified
society-governance
methods
institutional
whether
migration
Poor storage, lack of cold chains, and bad rural roads mean food rots before reaching markets even amid hunger. Low-cost solar cold storage and mobile market-linkage apps are viable business opportunities.
climate-environment
africa
food
post-harvest
losses
destroy
african
production
storage
cold
poor
lack
local-regional
local
vendors
without
might
actors
Without affordable storage, solar power in Africa cannot run appliances at night or during cloudy periods. Local battery assembly and recycling ventures could lower costs and create jobs.
technology-computing
africa
battery
storage
solar
technology
needed
reliability
largely
imported
expensive
affordable
climate-environment
global-unspecified
whether
economics-resources
haven
power
open
United Kingdom, Europe
The absence of robust, context-adapted solutions for solutions for safe long-term storage and monitoring of captured carbon dioxide 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
europe
united-kingdom
solutions
safe
long-term
storage
monitoring
captured
carbon
dioxide
breakthrough
approaches
systems
climate-environment
enabling
methods
robust
open
Global / Unspecified, Global
Hydrogen and oxygen boil off due to solar radiation in orbit, prohibiting long-duration storage for deep space stages. Advanced active cryocooling, sunshields, and zero-boil-off insulation technologies are required.
science-space
global-unspecified
boil
off
storage
cryogenic
liquid
propellants
rapidly
during
long-term
orbital
climate-environment
long
society-governance
safe
technologies
smallholder