Guardian: Climate change will have irreversible and unprecedented impacts on crucial ocean microorganisms that could trigger dramatic effects further up the food chain, according to scientists.
The bacteria trichodesmium is known for surviving in nutrient-poor parts of the ocean, where it converts nitrogen gas into a material that can be used by other forms of life -- from plankton to whales -- which all require it to grow.
This process of "nitrogen fixation' makes the bacteria "the fertilizing agent...