Relier Pairs Economic sectors_1Version en ligne Economía par David Tordesillas 1 Industrial methods 2 Forestry 3 Artisan methods 4 Energy industries 5 Deforestation 6 Processing industries 7 Open-cast mining 8 Mining 9 Construction industries 10 Underground mining Big quantities of a product are made in a short time. Materials are removed from the surface. Number of trees has decreased because of human activity. Make buildings and carry out public works (bridges and roads) Produces energy and supply homes and businesses with power. Companys makes tunnels below Earth's surface. The final products are handmade or made a small scale. Is growing trees for their wood or other products. Taking natural materials from the Earth's crust. Transform raw materials into "intermediate" products.
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