1. Renewable Energy Production: Entrepreneurs can invest in or develop technologies for harnessing renewable energy. This includes solar panels, wind turbines, and bioenergy solutions. 2. Energy Storage: Effective energy storage solutions such as advanced batteries can help in managing supply and demand, making renewable energy more reliable. 3. Energy Efficiency: Innovations that enhance energy efficiency in buildings, transportation, and manufacturing processes can significantly reduce overall energy consumption. 4. Smart Grids: Developing smart grid technologies that optimize the distribution and usage of energy can provide new business opportunities. 5. Off-Grid Solutions: For regions without reliable access to electricity, off-grid solutions such as solar home systems or microgrids can be game-changers.