Brussels, 04/07/2012 (Agence Europe) - The European Commission approved the five mergers-acquisitions below after each was examined under the simplified merger review procedure. Glencore/ Viterra: Glencore, a Swiss commodities trading and mining company active in the supply of metals, energy products and agricultural products has been cleared to acquire Canadian agribusiness Viterra. Glencore is active in the cotton, oilseed, grain and sugar sectors, while Viterra specialises more in seeds,...