Most Shared Stories Tagged: Science, Tech & Environment

Science, Tech & Environment

The downside of biofuels

Washington has touted the increased use of biofuels, such as ethanol, as a way to reduce carbon emissions, but a study published today suggesting boosting the use of biofuels also poses some environmental hazards, as The World's Jason Margolis explains.

Science, Tech & Environment

Geo Quiz and answer

Our daily Geo Quiz is about sand storms over the Atlantic Ocean. The question is: where does the sand come from? Anchor Marco Werman gets the answer from Eric Achterberg, a researcher who's just back from a boat trip to study the storms. He says the sand comes from the Sahara Desert in Africa.

Science, Tech & Environment

Geo answer

Anchor Marco Werman speaks with paleontologist Paul Sereno from the University of Chicago about his discovery of a new kind of dinosaur fossil. The discovery took place in Africa's Sahara Desert -- which is the answer to today's Geo Quiz.

Science, Tech & Environment

Geo quiz and answer

For today's Geo Quiz, we're looking for an island off that's part of the Galapagos chain and named after a saint. The answer is San Cristobal or St. Christopher in English. San Cristobal is part of Ecuador. And it's home to three wind turbines that the government of Ecuador will help power the Galapagos Islands with 100 percent renewable energy by the year 2015. Anchor Lisa Mullins finds out more from Jim Tolan, the engineer in charge of the project.