Science news articles about 'andean cordillera'

... Hemisphere owing to their high altitudes and N-S orientation. Boreholes on six glaciers of the Andean Cordillera at tropical latitudes have already yielded information on South America's past climate ...

... of these sites brought out a distinction between the art produced in the coastal valleys from that of the Andean Cordillera uplands. The extensive sites with rocks carved in the open air are ...