wildlife corridors reconnect fragmented habitat species movement

Greek descriptions of the Persian royal court sometimes emphasized women's seclusion. But administrative records from the Achaemenid Empire show elite women managing estates, controlling resources and traveling across imperial territories. Their documented economic activities complicate the familiar picture of royal women confined entirely to private palace life.

Vaccines prevent infections, so fewer people need antibiotics. That gives resistant bacteria fewer chances to survive antibiotic treatment and spread. Vaccination can therefore slow antibiotic resistance before an antibiotic is even prescribed.