Algae

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Members of a group of mostly aquatic, photosynthetic organisms, algae provide much of Earth's oxygen, serve as the food base for almost all aquatic life, and provide foods and industrial products, including petroleum products.
 
Algae can be used to reduce pollution (greenhouse gases). Scientists and experts have been working to use algae to transform the world's energy needs and slow climate change. (Source: Britannica Online Encyclopedia, USA Today / Photo: Flickr)

An ancient army of algae may have shaped life on Earth as we know it

Glowing blue algae lights up Tasmanian bay

Grow your own artistic creations with algae-powered ink pens

It's alive! Urban Algae Canopy produces shade, dietary supplements

Danish designers transform seaweed into stylish home furnishings

Stunning emerald green Arabian Sea may herald ecosystem disaster

Viruses deflate huge algal blooms at sea

What's causing Canada's 'rock snot' infestation?

Breakthrough process converts algae into crude oil in less than an hour

Puerto Rico's famous bioluminescent lagoon stops glowing

Arctic algae 'tree rings' reveal record of climate change

Massive eruption launched slimy algae army into the sky

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