A new database compiles all the available pieces of information about Colombia’s geochronology, offering scientists a consistent framework in which to view and study the data in a broader context.
South America
Posted inFeatures
Africa’s Earth, Wind, and Fire Keep the Amazon Green
Jet streams sprinkle North African dust over the Amazon, providing the rain forest with much needed nutrients. Changing wind patterns and increasing smoke may shift the system.
Posted inAGU News
Dust in the Wind, Dirt Under Our Feet, and Dunes of Another World
In our April issue of Eos, we follow researchers who get to the root of the Amazon basin’s rich landscape.
Posted inNews
Iodine-Laden Desert Dust Is Eating at Ozone Pollution
In a happy accident, scientists found a potential solution to an atmospheric chemistry mystery. Their findings could be a missing piece in the iodine cycle and in atmospheric models.
Posted inNews
Traditional Knowledge Is Essential to Sustainability in the Amazon
At COP26, the Science Panel for the Amazon is emphasizing the need for Indigenous and Local Knowledge to inform scientific and policy recommendations.
Posted inNews
Brazil’s Antarctic Station Rises from the Ashes
The sophisticated new research station will allow for better science on the icy continent.
Posted inEditors' Highlights
Previous Intra-oceanic Subduction Found Beneath South America?
Newly mapped fast velocity slabs in the lower mantle may be remnants of westward dipping intra-oceanic subduction, before flipping to the present eastward subduction beneath South America at 85 Ma.
Posted inNews
The Rocky Roads of Colombian Paleontology
Colombia has a wealth of fossils, and geologists are leading the charge to both collect data and share ancient history with local communities.
Posted inEditors' Highlights
Upwind Forest Buffers Rondonia Cropland Against Regional Drought
During severe Amazonia droughts when oceanic supply of moisture failed, the magnitude of rainfall reduction over Rondonia was moderated by enhanced moisture supply from upwind forests.
Posted inNews
Vicuña Poop Nourishes “Dung Gardens” High in the Andes
The excrement delivers nutrients like phosphorus and nitrogen, kick-starting islands of vegetation at the edge of the cryosphere.