The world’s top 25 eco-innovators. Fortune Magazine, which is noted for its famous lists, including the Fortune top 500 companies, just released its list of top eco-innovators. The list includes many facets of making the world smarter and more sustainable. These noted innovators cover a broad range of sustainability efforts, including transportation, building efficiency, renewable energy, recycling, financing for eco-friendly start-ups, lighting efficiency, and many more. There is even a proposed Sky City project in China, which if built, will be a city-within-a-building, with apartments, offices, stores, restaurants, schools, and other features such that there is virtually no need to leave the structure for most daily activities. Read about these key eco-innovators and what they’re doing by going to the Fortune Magazine article.