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.
Digitization of eCommerce â Scope of eCommerce in India. Nowadays, India is in a completely growing stage of development and we need to update our business to the growing needs of the new generation. âIncredible Indiaâ has now got a new name â âDIGITAL Indiaâ. There is a huge scope of eCommerce. The current generation completely belongs to e-services. Today, every business and service is going the âinternetâ way. Everyone prefers e-services and e-governance which are the most preferred ways to connect to the people around the world.