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A massive iceberg broke off Greenland this week. It’s the largest break in Greenland in 50 years, setting off alarm bells among climate watchers. Anchor Jeb Sharp speaks with Dr. Robert Bindschadler, one of NASA’s leading climate scientists, about the break. Download MP3Audio clip: Adobe Flash Player (version 9 or above) is required to play this audio clip. Download the latest version here. You also need to have JavaScript enabled in your browser.
Human beings emit over 30 billion tons of carbon dioxide per year. It’s a global problem, connected with sea level rise and changing global temperatures. There have been many calls for reductions in CO2 emissions, but others look to technology to sequester or trap CO2 below the earth’s surface. Ashley Ahearn reports how some of the most promising research in this field is happening in Iceland. Download MP3