VOICES Voices Icon Ideas and Insight From Explorers


Tag archives for West Africa

July 6, 2014 Show: Tracing Evolution Through Ape DNA and Chasing the Ebola Virus

As West Africa struggles with the largest known outbreak of Ebola, Dr. Peter Piot shares how he helped discover and describe the virus’ first known outbreak in 1976 Zaire. Also, geneticist Gil McVean studies the rates of genetic mutation in chimpanzee DNA compared to that of humans to try to determine the date of our last common ancestor.

Celebrating Those on the Front Lines of the Ebola Outbreak This Fourth of July

Comments Off

Along with her colleagues at Sabeti Lab, computational biologist Pardis Sabeti studies genetics and infectious diseases, working to improve our knowledge and implementation of medical care worldwide. Pardis works with a huge array of local and international heroes in the fight against Ebola, and shares their names and stories here.

A Brush with Ebola: The Ongoing Fight Against Deadly Diseases in West Africa

Along with her colleagues at Sabeti Lab, computational biologist Pardis Sabeti studies genetics and infectious diseases, working to improve our knowledge and implementation of medical care worldwide. Pardis’ colleague Stephen Gire reports on his experiences in the field. This post continues Stephen’s story from A Brush with Ebola, in the aftermath of a lab accident…

A Brush with Ebola: Danger and the Fight Against Deadly Diseases

Would you ever count yourself lucky to spend all day with deadly diseases? Stephen Gire tells the story of the lab accident that almost cost his life, and ultimately changed his life’s work.

Iron Mountain: “Net Positive Impact” After Mine Closure (Part 2 of 2)

“Net Positive Impact” on biodiversity at closure in the Simandou Project would be a ground-breaking achievement and working example for the global mining industry. Mining and resource companies need to realise that continued increases in global production can only be accommodated through the development of innovative, new technologies that minimise social, environmental and biodiversity impacts…

January 26, 2014: Riding Rio Roosevelt’s Rapids, Sliding Headfirst at 90 MPH and More

Join radio host Boyd Matson and his guests as they paddle Class V rapids on the River of Doubt, hand cycle the length of the Americas, investigate deaths from common drugs, preserve lions’ disappearing prides, slide headfirst down an icy track at 90 miles per hour, and reconcile the future and the past in the Amazon Rainforest.

Rio Tinto Simandou: Exporting Iron Mountains (Part 1 of 2)

The Simandou Mountain Range in south-eastern Guinea has one of the world’s largest untapped iron ore deposit. This biodiversity hotspot is forecast to produce 95 million tonnes of iron ore for export annually, potentially doubling the GDP of the Republic of Guinea. Wow! Ninety-five million tonnes of high-grade iron ore has a volume of over 18 million…

February 16, 2013: Winter Mountain Climbing, Great Ape Stakeouts and More

This week on National Geographic Weekend, we attempt a winter ascent of Denali for a third time, live with Idaho’s wolves for six years, and wait for months, just to capture a perfect moment in Indonesia’s jungle canopy.

Geography in the News: Al Qaeda and Tuareg in Mali

By Neal Lineback and Mandy Lineback Gritzner, Appalachian State University In March 2012, members of Mali’s military staged a successful coup d’état in the capital, Bamako. As the situation for the ruling government disintegrated, Tuareg rebels immediately rushed to take advantage of the country’s instability and secure towns in Mali’s northern region. The Tuareg and…

Lion Numbers Plunge as African Wilderness Succumbs to Human Pressure

The king of the African savannah is in serious trouble because people are taking over the continent’s last patches of wilderness on unprecedented scale, according to a detailed study released this week. The most comprehensive assessment of lion (Panthera leo) numbers to date determined that Africa’s once-thriving savannahs are undergoing massive land-use conversion and burgeoning human population growth. The decline has had a significant impact on the lions that make their home in these savannahs; their numbers have dropped to as low as 32,000, down from hundreds of thousands estimated just 50 years ago.

World Water Forum Breaks Down Dam Impacts

  After a sharp drop in the 1990s, due to concerns over environmental and social impact, dam construction is once again on the rise — especially in developing nations, where the demand for water and electricity is growing. A new study released at the 6th World Water Forum in Marseille on March 14th discusses the…

The World’s Most Traded Wild Birds? Senegal Parrots, color morphs, and the wild-caught bird trade…

Over the last 30 years as many as 3 million wild Senegal parrots have been removed from the wild – 811,408 CITES Export permits have been issued since 1975. Unregulated trade in African parrots peaked in the 1980s and ’90s, and still exists today. This lucrative black market industry is fueled by profiteering middlemen who exploit…