Seagrasses, which are plants adapted to live in the sea, are different from kelp and other algae in that they have roots, veins, leaves — and even flowers and fruits. Seagrass meadows serve as ...

Riley Black’s new book, When the Earth was Green, uses the latest research to envision the ancient worlds of our favorite prehistoric animals.

Through one of the primary carbon storage mechanisms, the biological carbon pump, phytoplankton (microscopic marine plants at the bottom of the oceanic food chain) take up CO 2 in the surface ocean ...