Ethanol has largely fizzled here in the US. But in Brazil, people have been driving their cars for years powered only by sugarcane ethanol. In recent years though, ethanol in Brazil has hit a speed bump.
Australia's Quantas Airlines has ditched its 17-year alliance with British Airways to partner with Emirates Airline. That means its twice-daily 'kangaroo route' from Sydney to London will stop in Dubai instead of Singapore.
We're headed to the Andes for the Geo Quiz. We're looking for two countries on the South American continent where chewing coca leaves remains popular. It's been a cultural tradition of indigenous people in Andean countries for centuries.
China's once-booming economy is slowing down. One indicator is the country's largest international trade fair. It takes place in the city of Guangzhou, the answer to the Geo Quiz. At this fall's event, manufacturers say the number of orders is way down.