A new trend, called blue-green infrastructure ... but also reduce heat island effect and absorb rain water that would otherwise flood streets and sewers and run off into the ocean.

Algae influences the light absorbed and reflected by the oceans, impacting the green and blue hues were see in different regions. When a part of the ocean has a high phytoplankton population ...

Matsuo wasn’t always a believer in his green ocean hypothesis ... such as those around Iwo Island in the Satsunan archipelago, appear noticeably brighter than typical blue oceans,” he explained.

As oxygen accumulated, the iron oxidized, eventually turning the oceans blue, and future changes could shift ocean ... of such green waters can be seen around Japan’s Iwo Jima island, where ...