ocr: What is the atmosphere?- Page 5of11 Ifwe were visitors from space, this disc menu is the view we would have of Earth today. 40 years ago we could nothave seen this picture. It is only since we developed spaceflight that we have been able to see the whole of the planet. interactive The planet appears mainly blue in colour because of the large oceans. The land can be seenas greenish-brown patches. Moisture from the oceans forms white clouds, which move across the disc details surface of the planet. Tools m : ANGLIA The World's Weather Multimedia