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.
[[getCurrentPopulation()]]. India, located in South Asia, is bordered by the Bay of Bengal, the Arabian Sea, the Indian Ocean, Pakistan, Bhutan, China, Nepal, Burma, and Bangladesh. India is the world's 7th largest country by area and the second-most populous with more than 1.2 billion residents.here are twenty-eight states in India. Their populations range massively in size â the largest holds almost 200 million people, the smallest just over half a million. Indiaâs largest state is Uttar Pradesh which, with a population of 199,581,520 in 2011, is larger than most countries in the world.