Filter, search, and sort across every public problem on the marketplace.
Urban areas are major contributors to emissions yet lack practical, replicable models for reaching climate neutrality quickly. The EU Mission on Climate-Neutral and Smart Cities...
NASA and partner agencies publish open climate datasets, yet the numbers seldom reach ordinary people in a way that resonates. The challenge asks solvers to use freely available...
Marine and freshwater ecosystems face pollution, overexploitation, and biodiversity loss, threatening the systems people depend on. The EU Mission to Restore Our Ocean and Waters...
A large share of soils are unhealthy, eroding the foundation of food production, biodiversity, and carbon storage. The EU Soil Deal for Europe Mission aims to establish 100 living...
Many regions and communities lack the tools to understand their climate risks and plan for floods, heat, drought, and other hazards. The EU Mission on Adaptation to Climate Change...
Conventional food and feed production is a major source of greenhouse gas emissions and struggles to scale sustainably. This EIC Accelerator Challenge backs biotechnology-driven...
Problematic waste streams such as mixed plastics, composites, brines, and flue gases lack practical conversion routes, so they pile up as pollution and lost resources. This EIC...
Decision-makers and residents often have no clear geographic picture of local environmental conditions like flooding, heat, or pollution. The challenge asks solvers to combine...
The powerful May 2024 solar storms disrupted technology and lit up skies far from the poles, yet the science behind them is abstract to most people. The challenge asks solvers to...
Human emissions and natural systems interact to shape climate at the neighborhood level, but residents rarely have a way to see what is happening around them. The challenge asks...
Billions of people lack access to safe sanitation because conventional toilets depend on sewers, water, and electricity that many communities do not have. The Reinvent the Toilet...
SDG 16 targets promoting the rule of law, ensuring equal access to justice, and reducing corruption and bribery. Many citizens cannot afford or reach legal help and have no...
SDG 7 targets universal access to affordable, reliable, and modern energy. Many households rely on polluting fuels for cooking and have no grid electricity, harming health and...
SDG 6 aims for universal access to safe and affordable drinking water and adequate sanitation and hygiene. Unsafe water and poor sanitation drive disease outbreaks, including...
SDG 5 targets ending discrimination and violence against women and girls and ensuring full participation in economic and public life. Many women lack access to financial accounts,...
Despite progress, a large share of the world's population survives on very little and lacks any social protection when shocks hit. SDG 1 aims to end extreme poverty and build...
Millions of people, especially women, face daily risk of assault and have no fast, discreet way to summon help in an emergency. Existing options often require manual action that...
Many regions lack reliable freshwater sources and cannot easily build pipelines or desalination plants. Pulling water from the atmosphere has been too expensive and energy-hungry...
Tropical rainforests hold enormous biodiversity but are extremely difficult to survey, leaving conservation decisions based on incomplete data. Slow, manual surveying cannot keep...
Wildfires are growing more frequent and destructive, threatening lives, homes, ecosystems, and power infrastructure. Current detection is often too slow and response too limited...
Hundreds of millions of people live without dependable access to safe water, and shortages are worsening with population growth and climate stress. Current desalination and...
Escalating conflicts and economic shocks have forcibly displaced an estimated 114 million people due to war, violence, and climate-related disasters. Misinformation, polarization,...
Indigenous communities across the United States and Canada face energy access gaps and high climate vulnerability. Strengthening sustainable energy sovereignty and supporting...
The blue economy needs sustainable development models spanning fisheries, aquaculture, marine industry, and ecosystem conservation. Without them, coastal livelihoods and marine...