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Benefits of Chlorella
health.howstuffworks.com/wellness/food-nutrition/vitamin-supplements/chlorella.htm
Chlorella, simple algae, can protect and repair the body. Learn about the potential health benefits of chlorella.
The Arctic Food Web (and Why Ice Matters So Much)
animals.howstuffworks.com/animal-facts/arctic-food-web.htm
The arctic food web explains how energy moves through one of the coldest ecosystems on Earth. From microscopic algae trapped in sea ice to apex predators like polar bears, every organism depends on another for food.
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.
How Coral Reefs Work
animals.howstuffworks.com/marine-life/coral-reef.htm
Coral reefs are the rainforests of the sea, home to many, many marine fish species. Learn more coral reef facts and see coral reef photos and maps.
The Biofuel Quiz
play.howstuffworks.com/quiz/biofuel-quiz
What do vegetable oil, corn and salt water have in common? They're all potential fuel sources for our cars. See how much you know about the next generation of biofuels in our Biofuel Quiz.
What if there were no sharks?
animals.howstuffworks.com/fish/sharks/what-if-there-were-no-sharks.htm
We may be fascinated by sharks, but they can cause trouble for other species. Learn what Earth would be like if there were no sharks at HowStuffWorks.
How Aquaculture Works
animals.howstuffworks.com/animal-facts/aquaculture.htm
Aquaculture provides food and replenishes other scarce resources. Learn how aquaculture works and how aquaculture industry supplies the goods we use.
The Hairy Frogfish Is Hairless and Not Actually a Frog
animals.howstuffworks.com/fish/hairy-frogfish.htm
If you're into marine oddities, few animals capture the imagination quite like the hairy frogfish. This bizarre, underwater ambush predator may look like a ball of algae, but don't be fooled: It's a master of camouflage and a nightmare for unsuspecting prey.
10 Alternative Fuel Ideas That Never Made It Out of the Lab
auto.howstuffworks.com/fuel-efficiency/alternative-fuels/5-alternative-fuel-ideas.htm
You might be surprised by some of the alternative fuel solutions mentioned in this article. Read about ten somewhat odd alternative fuel solutions.
How do reindeer find enough food in the tundra?
animals.howstuffworks.com/mammals/reindeer-find-food.htm
Reindeer find food in the form of mosses, shrubs, and lichens -- a cross between algae and fungus. Learn how reindeer find food in the frozen tundra.