Four years ago, the Shedd Aquarium and local nonprofit Urban Rivers wanted to breathe new life into the Chicago River, a long relic of the city’s industrial history. The groups installed human-made ...

Shimoda Underwater Aquarium, on the southern coast of Japan’s Izu Peninsula, boasts shimmering ocean views and hands-on experiences with the marine life that lives there. Also called the Shimoda ...

Floating wetlands are engineered islands that hold plants and float on the water. The roots of these plants grow into the water and suck up the nutrients that would otherwise feed algae Algae blooms ...