Résultats de "Alison Pearce Stevens" dans Toutes les catégories

What happens to trash after the garbage truck picks it up? Where does it go? The problem of too much trash is hurting the planet. Recycling, reusing, composting and creating new ways to make less trash is a start! Learn to recycle old furniture, and how safer materials are being developed that can easily decompose. People are working hard every day on new ways to have a trash-free future! Are you?

Twelve million years ago, rhinos, elephants, and camels roamed North America. They would gather at nearby watering holes - eating, drinking, and trying not to become someone else’s lunch. But one day, in what we now know as Nebraska, everything changed. The explosion of a supervolcano a thousand miles away sent a blanket of ash that buried these animals for millennia. Until 1953, when a 17-year-old farm worker made an unbelievable discovery.

Listen out for the muffled nibbling of willow branches and the playful paddle-tail thwacks against the water! When beavers move in, they chew down a tree. They nibble the bark. And they drag the branches into a stream. Beavers topple trees and build dams, which can cause floods and disrupt...