Americas

European colonization of the Americas killed 10 percent of world population and caused global cooling

The “Great Dying” of Indigenous populations in the Americas after the arrival of Europeans is the largest human mortality event in proportion to the global population, putting it second in absolute terms only to World War II. The devastation of the population also caused a drop in atmospheric CO₂. During this period, severe winters and cold summers caused famines and rebellions from Europe to Japan.

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Arts, Culture & Media

Geo answer: fifty miles

Fifty miles. That's about the distance separating the United States and Russia. And it's the answer to today's Geo Quiz. The World's David Leveille takes a look at an old proposal to link Siberia and mainland Alaska by tunnel.

Arts, Culture & Media

Corn in Africa

Development agencies have long promoted corn as a crop that can modernize African agriculture. Yet some food experts say Africa has now become over-reliant on corn, and the result has been increased malnutrition and vulnerability to famine.

Arts, Culture & Media

Geo answer

The answer to today's Geo Quiz is Mt. Darwin in Tierra del Fuego at the southern tip of South America. As The World's David Leveille reports, the mountain was named in honor of Charles Darwin on February 12, 1834 -- his 25th birthday.

Business, Economics and Jobs

Geo answer

The answer to today's Geo Quiz is Petty Island, a small island in the Delaware River between Pennsylvania and New Jersey. It's been owned for years by the oil company CITGO, which is owned by the Venezuelan government. Now Venezuela wants to hand ownership of the island over to New Jersey. Anchor Katy Clark gets details from the BBC's Carlos Chirino.

Arts, Culture & Media

Nightlosers

Here's a crazy hypothetical for you: what would have happened if slaves from Africa had been taken to the Balkans? This is the Romanian band Nightlosers. Blues is popular everywhere. But Nightlosers pull off a more nuanced trick.

Conflict & Justice

Auctioning off narco bling

Jewelry, helicopters and wines are all up for grabs in the Geo Quiz. The luxury goods are being auctioned off in the city that we want you to name. The auction features some of what Mexico's police force has seized from drug traffickers over the years.