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How Algae Biodiesel Works
science.howstuffworks.com/environmental/green-science/algae-biodiesel.htm
Many people are interested in algae biodiesel as a green fuel. Learn all about algae biodiesel and how researchers make biodiesel from algae.
The Amazing, and Alarming, Science Behind Red Snow
Red snow? Yes. It totally exists. And while it might look cool, it's not exactly what you want to see from Mother Nature.
Should we be worried about the dead zone in the Gulf of Mexico?
science.howstuffworks.com/environmental/earth/oceanography/dead-zone.htm
The Dead Zone is a vast area off the Gulf of Mexico, larger than several U.S. States, that is deadly to marine life. Learn more about the Dead Zone.
Australia Has More Than One Pink Lake (Many More!)
science.howstuffworks.com/life/cellular-microscopic/australia-pink-lakes.htm
Australia's western coast boasts such pink wonders. But what gives these lakes their pink hue?
How Algaculture Works
auto.howstuffworks.com/fuel-efficiency/biofuels/algaculture.htm
Do you know How Algaculture Works? Keep reading to learn how algaculture and aquaculture work.
The Marine Iguana Is The World's Only Seafaring Lizard
animals.howstuffworks.com/reptiles/marine-iguana.htm
The marine iguana is found only in the Galápagos Islands. From their sleek swimming skills underwater to their clumsy movements on land, they're perfectly adapted to their marine environment.
Aquarium Fish Pictures
animals.howstuffworks.com/pets/aquarium-fish-pictures.htm
Not sure which fish to buy for your aquarium? Check out these aquarium fish pictures at HowStuffWorks.
Earth's Oldest Color Was Pink
science.howstuffworks.com/life/cellular-microscopic/earths-oldest-color-was-pink.htm
Scientists have found that ancient fossilized chlorophyll was dark red and purple in its concentrated form, which means that when diluted by water or soil, it would have lent a pink cast to earth and sea.
Why Is Snow White?
science.howstuffworks.com/nature/climate-weather/atmospheric/question524.htm
Why is snow white? It's frozen water, and water isn't white, it's clear. Learn why snow is white by examining the frequencies of light and how they're absorbed.
The Biggest Crab in the World, Plus 8 Enormous Contenders
animals.howstuffworks.com/marine-life/biggest-crab-in-the-world.htm
Known for their long legs, pincers and hard shells, most crustaceans are omnivorous scavengers, although some are predators or vegetarians. Either way, a steady diet can assist certain crab species in growing to incredible sizes.