Agrophotovoltaics in Practice: Six Lessons from Dual-Use Land Innovation for Food, Energy, and Policy Resilience

This study explores the integration of agricultural cultivation and solar energy generation through agrophotovoltaic (APV) systems, focusing on a case from the canton of Vaud, Switzerland. By mounting photovoltaic panels above arable land, APV enables the simultaneous use of sunlight for crop growth and electricity production, offering a strategic response to global challenges such as rising energy demand, climate stress, and rural economic vulnerability. While APV’s environmental potential has been widely recognized in previous studies, this paper provides a distinctive contribution by examining how a real-world project transitioned from near failure to long-term viability through the alignment of technical design, local engagement, and regulatory adaptation.

Using a single-case study analysis method based on official government reports, the scientific literature, and media documentation, this research distills six practical lessons for successful APV deployment: (1) allow energy producers to share electricity locally to avoid grid access barriers; (2) ensure feed-in tariffs are predictable and fair to reduce investor risk; (3) involve local communities in funding and ownership to build long-term support; (4) design infrastructure that allows easy access for farm equipment and does not hinder cultivation; (5) choose crops that grow well in partial shade to maintain or improve yields; and (6) engage early with regulators to adapt legal frameworks and avoid project delays.

The findings show that APV can significantly enhance land-use efficiency and promote climate-smart agriculture, but its success depends on coherent policy alignment, cost-effective infrastructure, and active local stakeholder involvement. The Swiss case exemplifies both the risks and transformative potential of APV when deployed in resource-constrained rural settings. By consolidating these insights, this study offers practical guidance for policymakers, investors, and planners seeking to scale APV as a socially inclusive, economically viable, and environmentally resilient model for integrated land use and renewable energy generation.