4. What do ecologists do to support snow leopards?

Краткое пояснение:

Пошаговое решение:

• В четвертом абзаце говорится: «Ecologists work hard to recreate the animals' natural habitats and protect the snow leopard. They plant trees and restore areas where these cats used to live.»

Ответ: They plant trees and restore their habitats.