Variations in hot spring geochemistry from adjacent mountain ranges with different styles of faulting highlight the influence of crustal-scale structures on circulating fluids in the Peruvian Andes.
South America
Posted inScience Updates
Earth Observations Inform Cities’ Operations and Planning
Rio de Janeiro, Brazil, and Chicago, Ill., are using NASA Earth observations to map, monitor, and forecast water and air quality, urban heat island effects, landslide risks, and more.
Posted inNews
Niveles Altos de Contaminación en Chile se Relacionan Con Parrilladas de Hinchas del Fútbol
Misteriosos picos de contaminación—10 veces más altos que los niveles normales—ocurren en Santiago durante los partidos de fútbol televisados y son causados por decenas de miles de parrilladas, revelan nuevos resultados.
Posted inEditors' Highlights
The Other, Deeper, South American Flat Slab
Tomographers trace the slab subducting beneath South America into the lower mantle, providing the most complete picture of structure beneath the continent to date.
Posted inScience Updates
Catching Elves in Argentina
The world’s largest cosmic ray detector accidentally spotted elves, an unusual lightning phenomenon high in the atmosphere. Now it’s intentionally looking for more.
Posted inENGAGE, News
Pollution Spikes in Chile Tied to Soccer Fans’ Barbecuing
In Santiago, mysterious pollution spikes—tenfold above normal levels—occur during televised soccer matches and are caused by tens of thousands of barbecues, new results reveal.
Posted inNews
Tropical Forests Are Losing Their Ability to Soak Up Carbon
The forests could switch from a carbon sink to a carbon source by the mid-2030s.
Posted inNews
Brazil’s Oil Spill Is a Mystery, so Scientists Try Oil Forensics
Thousands of barrels of oil have been tarring Brazil’s beaches since September, and no one knows why. An oil spill scientist is running oil forensics to find out.
Posted inNews
Ousted Head of Science Agency Criticizes Brazil’s Denial of Deforestation Data
Ricardo Galvão was fired from the institute that monitors deforestation in the Amazon. Now he and other scientists are speaking out against attacks on science.
Posted inNews
Recycled Glasses Connect Eclipse Watchers Across the Equator
Instead of throwing them in the trash, millions donated their slightly used eclipse glasses so that others around the world could share the experience.