Target unveiled a redesigned Vista, Calif., store that is now the company's first net-zero energy location. The store includes a massive solar carport, outfitted with 1,800 solar panels. An additional 1,620 solar rooftop panels were installed along with a carbon. From cutting down electricity bills to showing customers a commitment to sustainability, solar power offers grocery stores a range of advantages. I'm excited to dive into how this clean energy source is changing the way grocery stores operate and why it might be the future of retail energy. The. Why do solar panels on their store roofs stores not play a bigger role in their plans? Get resources on how you can go solar — and more With more than 5,000 locations in the US and 10,000 globally, Walmart's unparalleled size comes with equally stark energy consumption. “So those are some data points for you to consider as we think about incremental diversification of our portfolio to meet our. Solar power is a green building trend that converts sunlight into energy your business can actually use.