Anyone who’s flown into San Francisco (and was lucky enough to land a window seat) may be familiar with this colorful eye candy. They’re known as the Cargill Salt Ponds, and cover over 8,000 acres in the South San Francisco Bay. They’re loaded with three types of micro-organisms (Synechococcus, Halobacteria and Dunaliella). Each one reacts differently to the salinity level, causing the ponds to vary in colors from a deep coral pink to magenta, mustard yellow and blueish-green. The weather and seasons can have an impact on the shades as well. The salt industry has thrived in San Francisco since 1854,…