Switch to Twig Science to check out our NGSS product.
Forests cover almost a third of the Earth's land.
They are home to 70% of Earth's land animals and plants.
But these habitats are disappearing, fast, in a process called deforestation.
Deforestation
Trees are felled for fuel, and to make products like furniture and paper.
While farmers burn forests to clear land for crops ...
Please log in to view and download the complete transcript.