South America is a continent of extraordinary contrasts. Emerald rainforests sit next to scorching deserts, snow-capped Andean peaks tower above flood-prone lowlands, and some of the world's most ...

South America exhibits a complex tapestry of precipitation regimes shaped by interactions between large-scale circulation systems, regional topography and oceanic variability. The South American ...

Climate change is likely to drive rodent-borne arenaviruses into parts of South America that have never faced these diseases, putting new communities of people at risk, finds a study from the ...

With the turn of the calendar to September, the focus in agriculture will be shifting south of the equator, and specifically to Brazil and Argentina, as the two largest competitors to U.S. corn and ...