Enerxías Renovables
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ENERXÍAS RENOVABLES
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1. ENERXÍA EÓLICA
- VentoEnerxía cinética.
- Impacto visual.
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2. ENERXÍA SOLAR
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- Forma directa.
- Forma difusa.- Enerxía que se tarda en amortizar.
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3. ENERXÍA XEOTÉRMICA
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- Aproveitamento calor da Terra.
- Uso de dous pozos.
- Arrastre de metais pesados.
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3. ENERXÍA HIDRÁULICA.
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- Turbina que xera enerxía eléctrica.
- Úsanse ríos, saltos de auga…
- Explótase mediante encoros.
- Perda de biodiversidade, enfermidades, CH4…
2.309 m
185 m
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5. ENERXÍA MAREOMOTRIZ.
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- Aproveitamento mareas.
- Niveis de auga distintos.
- Partes móbilesMecanismoEixe.
- Elevados custos.
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6. BIOMASA.
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- Materia orgánica animal ou vexetal.
- Gran potencial enerxético.
- Consumo humano = Crecemento anual.
- Produce CO2 e necesita terreos.
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1 Gasóleo
2 Propano
3 Electrici.
4 Biomasa
5 Sol
1 2 3 4 5
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FIN María Jesús Aguiar, nº
1 Claudia Cid Nieto, nº 9
Lara Salgado Santos, nº 25