Sustainable buildings are designed with the environment in mind, and there are some key features that make them stand out. First, let’s talk about energy efficiency. This means using good insulation, energy-efficient windows, and renewable energy sources like solar panels. These elements not only cut down on energy bills but also lessen the building's carbon footprint. Another important aspect is water conservation. Installing low-flow fixtures and using rainwater harvesting systems helps save water, which is super important in many areas. Additionally, using sustainable materials is a big deal. Things like recycled steel, reclaimed wood, and low-VOC paints are great for reducing environmental impact. Finally, the location of the building matters, too. Being near public transport and local shops encourages people to walk or bike instead of driving. By focusing on these aspects, we can create spaces that are good for both us and the planet!