Zooplankton (very tiny animals) form the basis of the food chain in the water. The plankton are threatened by global warming and acidification of the oceans. With my work, I hope to give people a ...

The result? A frightening phenomenon that's making seawater more acidic, spelling disaster for many marine animals, from plankton and coral up the food chain to sea stars, salmon, sea otters, whales — ...

Almost all food chains begin with a green plant. Here in the sea, seaweed and plankton do the job. A plant that converts the Sun's rays into energy is called a producer. They are the start of a ...