Climate change could impact on polar ecosystems

Physorg: Researchers studied cyanobacteria - the blue-green algae found in almost every body of water - in samples taken from the Arctic and Antarctic. Blooms of these tiny microbes - known as cyanobacteria mats – can form in waters where there is an abundance of nutrients. These can often be seen on the surface of lakes, ponds, streams and other stretches of water. Cyanobacteria are hugely important because of their role in 'carbon-fixing' - absorbing carbon dioxide from the atmosphere and helping......

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