Each of the proposed ORCA Centres will both undertake inter-disciplinary and participatory research and develop a virtual library where all information on two key topics (see list below) will be maintained and regularly updated. ORCA Centres will grow from existing institutions, which synergies will create excellence centres on specific themes.

The ultimate outcome of ORCA is that multifaceted benefits accruing from the organic sector are shared worldwide.

• Agro-tourism
• Agro-energy
• Agroforestry
• Aquaculture
• Aromatics and Medicinals
• Capture Fisheries
• Commodity Intelligence
• Comparative Studies
• Compost and Waste
• Consumers
• Cropland Yield
• Energy Flows
• Fibres
• Forests
• Fruit and Vegetables
• Landscaping and Gardening
• Livestock
• Pastures
• Pest and Disease Management
• Protected Areas
• Rice Systems
• Underutilized Varieties