Relacionar Columnas Economic sectors_1Versión en línea Economía por David Tordesillas 1 Deforestation 2 Open-cast mining 3 Underground mining 4 Forestry 5 Construction industries 6 Energy industries 7 Industrial methods 8 Processing industries 9 Mining 10 Artisan methods Taking natural materials from the Earth's crust. The final products are handmade or made a small scale. Materials are removed from the surface. Number of trees has decreased because of human activity. Is growing trees for their wood or other products. Companys makes tunnels below Earth's surface. Transform raw materials into "intermediate" products. Produces energy and supply homes and businesses with power. Make buildings and carry out public works (bridges and roads) Big quantities of a product are made in a short time.
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