Alison Willis
the pigment that gives plants their green color and allows them to absorb sunlight... more
Alison Willis
This set of bits will teach you about the process plants use to make their own food: photosynthesis.
Drew Peltier
Where Does a Plant's Mass Come From?
Have you ever wondered where plants get their mass? All those leaves and branches have to come from somewhere, but where? It turns out that the main ingredients for plant growth are water, air, and energy.
Snacking on Sunlight
Heather Kropp
Angela Halasey
If it weren't for plants, most of the other organisms on this planet wouldn't survive. Most plants can use energy from the sun to make their own food. Let's take a closer look at the complex process of photosynthesis that gives them this special ability.Also in: Nederlands | Français | Español | Português | Türk | عربى | தமிழ்
The Story of Chlorophyll and Chloroplasts
Frozen Life
Kyle Kinzler
When you think of the Arctic, you might picture mostly empty ice. But the Arctic ecosystem is home to many organisms, from microscopic bacteria to large animals like whales and polar bears. Much of this life in the Arctic depends on tiny organisms called plankton which make up the base of the food web.
Also in: Español
James Long