You’re listening to The English We Speak from BBC Learning English, and we are learning the expression ‘light up like a Christmas tree', which is a way of saying you look very happy or excited ...

What can you learn from a tree's leaves? Discover how leaf shapes, edges, patterns, and more can help you identify a tree in the forest.

Learn how trees use massive amounts of water through the process of transpiration for the benefit of themselves and the Earth.