Clean and safe lake water is an important part of the Finnish identity. In recent decades, interest in the condition of lake ...

Though phytoplankton give the Hudson River a potentially unappealing greenish color, their presence indicates a healthy ...

The oceans teem with photosynthesizing bacteria, tiny-tailed dinoflagellates gobbling other plankton, algae surrounded by intricate glass skeletons. In the 1960s, the ecologist G. Evelyn ...