Pegada hídrica da comunidade indígena de Tramataia, Paraíba, Brasil

Abstract

Most of planet Earth is covered by water and from prehistory men, animals and plants make use of this feature. In recent years water has become scarce in many regions of the planet, so the scholars of water area has developed research to optimize the use of this feature. Currently emerged the concept of water footprint is defined as the volume of water used to produce goods and services, that is, the volume of water used for the preparation of a product throughout the supply chain. This work aimed to calculate and compare the water footprint of the village Tramataia with the global average, national and Paraiba and relate social and food factors with the average of the study area. The study was conducted by applying a questionnaire with questions that calculated consumption of food, use of potable water for domestic use and consumption of industrial goods among others. The results indicated that the water footprint of the village Tramataia was 2.285m3 / year, ranging from 728m3 / year and 4,269 m3 / year. This average, 83.3% are represented by the item food, meat being the most representative of the water footprint with 68.9%. The men had an average 2.317m3 / year 51m3 this value is larger than the average woman who is 2.266m3 / year. Clearly the study shows that the water footprint of the study area is linked heavily with eating habits, not excluding other consumption.