- published: 20 Jul 2013
- views: 18
http://igeo.tv/category/videos/tematica/economia/produccion-consumo/ El coltan es una mezcla de dos minerales, columbita y tantalita, que se encuentra de manera natural en la Tierra. Tiene un alto valor en el mercado debido a la utilización de uno de estos minerales, en concreto la tantalita, en la fabricación de componentes para aparatos eléctronicos (ya sea para disipadores, condensadores, etc., empleados en televisiones, smartphones, tabletas, ...). De entre los países que se dedican a la extracción de coltan, destacan Brasil, Sierra Leona, China, Canadá, Perú, Nigeria, Etiopia, Namibia,...pero es la República Democrática del Congo la que actualmente exporta la mayor cantidad de coltan (alrededor de un 80 %) así como es la que más reservas posee. La extracción de coltan en la República...
Source: https://www.youtube.com/user/AFP August 19, 2014 - Residents of Sierra Leone's capital voice their fears as the Ebola virus sweeps through west Africa. PigmineNews.com: http://www.pigminenews.com PigmineNews on Facebook: http://www.facebook.com/PigMineNews PigMine5 on YouTube: http://www.youtube.com/PigMine5/videos FAIR USE NOTICE: This video may contain copyrighted material. Such material is made available for educational purposes only. This constitutes a 'fair use' of any such copyrighted material as provided for in Title 17 U.S.C. section 106A-117 of the U.S. Copyright Law.
Both restaurant and customer take a risk when they make a reservation. Is the table really going to be ready at 8:00? Will the party of six be a no-show? Chicago restaurateur Nick Kokonas, co-owner of elite restaurants Alinea and Next, says one way to avoid the waste of broken reservations is to sell prepaid dinner tickets. Economics correspondent Paul Solman reports on Tock, a new tech startup.
VOA's Mariama Diallo brings you a recap of today's headlines on Africa. Originally published at . South Sudan: President Salva Kiir is expected to sign a peace deal to end a 20-month-old conflict but with reservations. Sierra Leone: Last known Ebola patient . VOA's Mariama Diallo brings you a recap of today's headlines on Africa. Originally published at . 1 Minute Video Coverage of the World's Daily Top News Stories. Niger: President visits Diffa region to meet foreign troops deployed in regional fight against Boko Haram. Libya: Thousands of Egyptians flee Libya following .
VOA's Mariama Diallo brings you a recap of today's headlines on Africa. Originally published at . Nigeria: Government says it might consider offering amnesty to Boko Haram prisoners if they return abducted Chibok girls. Ghana: Authorities investigating 34 . South Sudan: President Salva Kiir is expected to sign a peace deal to end a 20-month-old conflict but with reservations. Sierra Leone: Last known Ebola patient . Liberia: The World Health Organization announces for a second time that Liberia is free of Ebola virus. Uganda: Prominent opposition leader Kizza Besigye has .
The Health Department's Head of Communicable Diseases has raised serious reservations about the ebola medicine that a team of doctors is planning to take to Liberia. Doctors Across Borders yesterday got the go-ahead from the Liberian government, for a two-week trial in the West African nation in the next week. Vuyo Mvoko has been following the story.
For more Latest and Breaking News Headlines SUBSCRIBE to https://www.youtube.com/user/GlobalNewsRoom You've got a destination in mind and you're just about ready to book your tickets. Possibly the most stressful part in your dream vacation planning is obtaining a visa. You'll be surprised to know that there are more than 50 countries where you can just land up and get a visa stamped on arrival. Read on. ASIA For Indians, the easiest and most convenient destinations lie in Asia. From the shoppingparadise of Thailand to the little-known-wonder Laos, visa on arrival is also offered inCambodia, Hong Kong, Indonesia, Jordan, Nepal, Maldives, Macau, Sri Lanka and Timor Leste. AFRICA Africa's natural history alone would make a dozen visits here worthwhile! Fall asleep to the sounds of birds and...
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Part 2- I absolutely love Anthony Bourdain's description at the beginning and end of his episode about Liberia. This was before Ebola hit. Even though I went to other countries in Africa, His words match so much of how I felt going there the first time!
Journalist speaks out on Ebola border crisis Subscribe to eNCA for latest news. No Fear. No Favour: http://bit.ly/eNCAnews Kailahun, Sierra Leone - The Liberian army has reportedly been given orders to shoot on sight anyone from Sierra Leone seen trying to cross the border illegally. Photojournalist Pete Muller who is in Kailahun gives an in-depth look at the situation. Connect with eNCA now to follow top stories and have your say: http://www.enca.com https://www.facebook.com/eNCAnews https://twitter.com/eNCAnews
Sierra Leone has been hit the hardest with over 450 confirmed cases of Ebola at the beginning of August. In Kailahun, Doctors Without Borders/Médecins Sans Frontières (MSF) is running a 64 bed treatment center. Despite the lack of a cure for the virus, doctors are able to treat the symptoms of the disease: diarrhea, vomiting, and high fever. A psychologist is also working with patients and their families. Some 200 community health workers are educating the local population about the disease and the necessary measures to take. Read more about Ebola: http://www.doctorswithoutborders.org/our-work/medical-issues/ebola