By Wendell Roelf and Promit Mukherjee CAPE TOWN (Reuters) – Botswana is flooded with enquiries for coal supply to Europe and sees a market of over a million tonne per year in the West, its President Mokgweetsi Masisi said on Tuesday, as the Ukraine war forces Europe to pivot to Africa for the so-called dirty fuel. Since Russia invaded Ukraine in end February, inviting sanctions from Europe and the U.S., it has practically cut of supplies of natural gas from Russia that many European nations heavily depend on. This has forced Europe to look at other parts of the world to meet its fuel demand, i…