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Cooperation necessary for polar research
Polar scientist Larry Hinzman talk about the technical challenges - and vital importance - of doing research at Earth's poles.
February 7, 2009
Google Earth goes undersea
In addition to being able to place markers and content below the sea surface, Google Earth has added bathymetry and a simulated ocean surface.
February 3, 2009
Future levels of pollution will reflect our choices
That depends a lot on the choices that we make, says a NASA scientist, in response to a question from a student in northern China.
January 24, 2009
Warming climate: Which ice sheets melt first
The East Antarctic ice sheet may be at the end of the Earth, says geophysicist Donald Blankenship, but it's much more important than its distance implies. Hear Blankenship talk about his concern over melting ice sheets.
January 23, 2009
Holding out for those last few lines of data
The weather cleared, the plane flew, the data was captured!
January 18, 2009
Peter Gleick sees growing water scarcity and conflict
As a nation we're relatively well-endowed with water. But environmental scientist Peter Gleick warns, "the problem is that regionally we see growing scarcity. We see growing conflicts over water."
January 17, 2009
Melissa Schultz on link between pharmaceutical waste and fish health
Environmental chemist Melissa Schultz talks about how medications we excrete and flush down the toilet are winding up in rivers, possibly harming wildlife.
January 16, 2009
Robert Waide: Humans and nature are coupled
Robert Waide said Planet Earth is "the ultimate coupled human-nature system."
January 12, 2009
Robin Bell: Hidden Antarctic mountains and lakes
Robin Bell said at last we are able to mount flights out of our camp on the ice for scientific research in Antarctica.
January 10, 2009
David Smeed monitors Atlantic currents with undersea robot gliders
David Smeed of the National Oceanography Center in England talks about recently launched robot gliders that are monitoring a system of currents, known as the 'Atlantic heat conveyor,' which influences European climate.
January 7, 2009
