Volcanoes and Volcanic Eruptions. Magmas and Lava. Since volcanic eruptions are caused by magma (a mixture of liquid rock, crystals, and dissolved gas) expelled onto the Earth's surface, we'll first review the characteristics of magma that we covered previously. Three basic types of magma: Mafic or Basaltic-- SiO2 45-55 wt%, high in Fe, Mg, Ca, low in K, Na.
EMEA: Europe, the Middle East and Africa, marked on a worldmap. EMEA (or EMEIA if India is included), is a shorthand designation meaning Europe, the Middle East and Africa. It is used by institutions, governments as well as in marketing and business. It is particularly common among North American companies. The region is generally accepted to include all European nations, all African Nations, and extends east to Iran, but including Russia. Typically this does not include independent overseas territories of mainland countries in the region, such as French Guyana.
EMEA is a designation given to a set of countries in Europe, the Middle East, and Africa for business purposes. Most commonly it is used for sales and marketing purposes but it is also used for other aspects of business including production and logistics.ist of EMEA Countries by GDP. EMEA makes up about $27.5 Trillion in Gross Domestic Product every year. This is about 38% of the world GDP. Clearly if you have a product or service with Global appeal EMEA is not a market you can ignore given that more than a third of the worldâs GDP comes from EMEA.