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PRIMARIA 5º INDIRECT ALTERATION OF ECOSYSTEM - Contenido educativo
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Indirect alteration of ecosystems.
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What is the pollution?
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The pollution is a substance that acts negatively in an ecosystem, in a living thing or in the physical environment.
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Air pollution. It harms the health of the living things.
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We find this pollution in the volcanic eruptions and also in big cities due to the gases that the cars or factories expel.
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Water pollution. It is found in rivers, lakes, seas, for example, with water on products from factories.
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Soil pollution. The soil pollution can affect the drinkable water with chemical products that are thrown under the land.
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Bye
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- Autor/es:
- CEIPS SANTODOMINGO
- Subido por:
- Cp santodomingo algete
- Licencia:
- Reconocimiento - Compartir igual
- Visualizaciones:
- 70
- Fecha:
- 15 de marzo de 2017 - 10:02
- Visibilidad:
- Público
- Centro:
- CP INF-PRI SANTO DOMINGO
- Duración:
- 01′ 04″
- Relación de aspecto:
- 1.78:1
- Resolución:
- 1920x1080 píxeles
- Tamaño:
- 42.64 MBytes