LA Times: The meek shall inherit the Earth, and that may not be a good thing, if the meek are cyanobacteria.
It turns out that the ancient microbes lowest on Earth's food chain are sensitive sorts. Familiar strains of these organisms that provide "biological services" essential to complex life are about to lose the competition for a viable niche in a world turned warmer and more carbon-rich, according to two new studies. And the strains poised to dominate in the desert and ocean remain mysterious and largely...