Agricultural fires are set all over the world at different times to prepare the soil for the planting of new crops.
Several fires in India and many dozen fires in Nepal have been set and are burning in this image from April 13, 2013.
This natural-color satellite image was collected by the Moderate Resolution Imaging Spectroradiometer (MODIS) aboard the Aqua satellite.
Actively burning areas, detected by MODIS's thermal bands, are outlined in red.
Explore further: Image: Wildfires in Washington State