Mar. 20, 2025 — Scientists will warn policymakers that the shrinking glaciers of the Andes threaten the water supply of 90 million people on the South American ... Sharks Are Dying at Alarming ...

May 8, 2025 — Scientists have found that a mere 30 species of trees in the Cerrado -- the world's largest and most floristically diverse savanna -- account for nearly half of all its trees. The ...

Schoolgirls and schoolboys cartoon characters set. Flat vector clipart illustration. Teenage girls and boys children standing using mobile phones making calls. Schoolgirls and schoolboys teens cartoon ...