Simandl, G.J., Paradis, S. and Birkett, T. (1999): Colombia-type Emeralds; in Selected British Columbia Mineral Deposit Profiles, Volume 3, Industrial Minerals, G.J ...
Learn about the rocks and minerals like obsidian with photos, videos, origin of the rocks name, interesting facts and so much more. Great FREE materials for kids ...
Code: Type: Topic: Session: Title: Keywords (up to 5) Author's first name: Author's last name: T2.1.1: Oral presentation: T2. Sustainable Management of Groundwater ...
Africa's economies have been riding the crest of a global commodity wave that could transform the continent's prospects. The 2013 Africa Progress Report explains ...
2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 2002 2001 2000 1999 1998 1997 1996 1995 1994 1993 1992 1990 1989 1988 1987 1986 1985 .
TABLE OF CONTENTS PREFACE. THE gracious reception given to my several reports of field studies among primitive racial groups and the many requests for copies of ...
3 to 4 million people die every year due to diarrheal disease from drinking polluted, unsanitized water. Scarce water supply and poor sanitation combined with ...
The School of Natural Resources & Environment supports the University of Florida's commitment to teaching, research, outreach and Extension programs in ecology ...
Beginning in 1920, the United Kingdom administered Tanganyika as a mandate of the League of Nations. A customs union was established with Kenya and Uganda, the ...
African Mining presents a holistic view of the investable African Mining universe, its participants and service providers
We will briefly describe the effects of these on land quality. a) Deforestation: Physically the process of deforestation includes repeated lopping, felling, removal ...
Ever notice how Christopher Nolan's movies (Interstellar, Inception, The Prestige) feel like an anxiety attack? Well, maybe that's overstating things a bit. But ...
Type or paste a DOI name into the text box. Click Go. Your browser will take you to a Web page (URL) associated with that DOI name. Send questions or comments to doi ...
An overview of acid rain and its history, causes, and effects as well as solutions to this environmental problem.
For years, private space company Moon Express has touted its grand ambitions of one day mining the moon for delicious resources that do not include cheese. After ...
The economy of Mali is based to a large extent upon agriculture, with a mostly rural population engaged in subsistence agriculture. Mali is among the ten poorest ...
This is a summary of some common water quality parameters that may cause problems in ponds and how to detect and treat them.
Tanzania: Kibo Mining has signed a memorandum of understanding with Mbeya Cement, a subsidiary of Lafarlcim, to collaborate regionally and to share materials in ...
AP World History - Stearns Chapter 1 – From Human Prehistory to the Early Civilizations . Introduction Human origin – 2.5 million years ago 1/4000 of earth's ...
Some gases have indirect radiative effects (whether or not they are greenhouse gases themselves). This happens in two main ways. One way is that when they break down ...
Nigeria, officially the Federal Republic of Nigeria, is the most populous country in Africa. Archaeological evidence shows that human habitation of the area dates ...
Please find a list of our global and regional case studies below. To access the country-specific case studies please click on the round beige (scientific case studies ...
Simandl, G.J., Paradis, S. and Birkett, T. (1999): Colombia-type Emeralds; in Selected British Columbia Mineral Deposit Profiles, Volume 3, Industrial Minerals, G.J ...
How many sites have you visited? Find out how many World Heritage Sites you already have visited. Check the appropriate boxes below, and then hit the button "Send".