Hold the left mouse button down as you drag the Slider control (labelled "Set Fade Level") above the image (or click on the arrow buttons) to fade between the 2 Terra MODIS composite images at 16:45 UTC on 18 March 2003. To zoom, click on the "Zoom" button, and then click the "hand" cursor on the image where you want to center the zoom. To toggle between the 2 images, click in the middle of the grey Slider control area, beneath the word "Fade" in "Set Fade Level".

These images show the extent of ice forming on Lake Superior. The second RGB composite image (channels 01 and 06) shows cloud as bluish-white, with snow/ice having a pink/red enhancement.