According to official statistics, during the 1990’s, about 1.5 millions ha were burned in Spain. In the first decade of this century, the burned area in Spain also surpassed one million hectares. To put it in conventional TV surface units, the burned area in the past 20 years equals the provinces of Cáceres and Badajoz, or 274,000 soccer fields. The effects caused by the fire on the soil have been studied over the past 20 years by research groups who have made a significant contribution to the advancement and improvement of scientific knowledge.
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