The Aqua satellite provided this satellite image showing a series of hotspots found in the Siberian region of Russia. These hotspots have been categorized as wildfires rather than agricultural fires.
In Guerrero, Oaxaca, Michoacan, Colima, and Jalisco regions (as well as others in the Yucatan Peninsula) of Mexico hundreds of fires were detected by the MODIS instrument on the Aqua satellite.
According to the Cape Cod Times of April 30, 2013: "The Massachusetts Army National Guard's Natural Resource Program is conducting a prescribed burn at the Upper Cape base.
The Moderate Resolution Imaging Spectroradiometer (MODIS) on NASA’s Aqua satellite acquired this image of dozens of fires in both Western Australia and the Northern Territory on April 28, 2013.
Snow is shown retreating from a portion of southeastern Russia.Where snow has retreated, fires (red dots) are already burning, likely the result of growing-season activities for farmer in the region.
In the Kimberley region of Australia, there are two seasons: a wet season December–March and a dry season May–October. Reversals in prevailing wind direction are the force behind the seasonal shift.
Dozens of red hot spots cluster at the tip of Mexico’s Yucatan Peninsula. To the south, fires also speckle the neck of the Yucatan, Guatemala, and Belize.
Agricultural fires are set all over the world at different times to prepare the soil for the planting of new crops. In India and Nepal several dozens agricultural fires are burning in this image.
Fires purposely set to burn crop residues and get the land ready for the growing season are continuing as evidenced in this image from the MODIS instrument on the Aqua satellite.