The document discusses potash, its functions and importance as a fertilizer, and the global potash market outlook. It notes that potash demand is projected to grow to 63 million tonnes by 2015 and 75 million tonnes by 2020 due to population and income growth increasing demand for food. China, India, and Brazil are highlighted as major potash consuming countries, with China expected to increase consumption to 15 million tonnes by 2020. The global potash market is forecasted to continue growing strongly to meet rising food demands.