Now zoom out.
You can see the deforestation in the Amazon as a brown scar. You can see the smog layers over New Delhi and Beijing as a grey film. You can see the bleaching of the Great Barrier Reef from the warming ocean. Little Blue Dot
The photograph was taken at a distance of about 3.7 billion miles (6 billion kilometers) from Earth, and it shows our planet as a tiny speck, just 0.12 pixels in size, on the camera's sensor. The image is a poignant reminder of the fragility and beauty of our planet, and it has become an iconic symbol of the environmental movement. Now zoom out