1. English for Science and Technology Prof. Isora Enríquez O´Farrill PHD

2. Aim of the lesson This lesson looks at some of the language which can be useful: to refer to the scientific activity in situations related to environment

3. Useful language A multidisciplinary group of researchers from the National Research Center are conducting an experiment under the leadership of an outstanding scientist. A multidisciplinary group of researchers from the National Research Center are conducting an experiment under the leadership of an outstanding scientist.

4. Useful language They are interested in finding a solution to an acute health problem- VIH-Aids. They are interested in finding a solution to an acute health problem- VIH-Aids.

5. Definitions Definitions a.- the concept or term to be defined, a.- the concept or term to be defined, b.- the class to which the concept belongs to, and c.- the characteristics that make it different from other members of the same class.

6. Biosphere: The portion of the planet that supports life and the living organisms within it. Biosphere: The portion of the planet that supports life and the living organisms within it.

7. Useful vocabulary Useful vocabulary A Acid rain ≈ Lluvia ácida Air pollutant ≈ Contaminante del aire Alternate fuels ≈ Combustibles alternos Annual change ≈ Cambio anual Area coverage ≈ Área de superficie

8. Useful vocabulary Useful vocabulary Bedrock ≈ Lecho de rocas Biodegradable ≈ Biodegradable Biodiversity ≈ Biodiversidad Biofuel ≈ Combustible biológico Biomass ≈ Biomasa

9. C Clean Fuels ≈ Combustibles Limpios Climatic change ≈ Cambio climático Collection ≈ Recopilación Compost ≈ Abono Container ≈ Contenedor Cycle ≈ Ciclo

10. D Decomposition ≈ Descomposición Decomposition ≈ Descomposición Decontamination ≈ Descontaminación Decontamination ≈ Descontaminación Deforestation ≈ Desforestación Deforestation ≈ Desforestación Degradation ≈ Degradación Degradation ≈ Degradación Deposition ≈ Deposición Deposition ≈ Deposición Desalinization≈ Desalinización Desalinization≈ Desalinización Displacement ≈ Desplazamiento Displacement ≈ Desplazamiento Disposables ≈Desechables Disposables ≈Desechables

11. E Ecological Balance ≈ Equilibrio Ecológico Ecological Criteria ≈ Criterios Ecológicos Ecological Emergency ≈ Emergencia Ecológica Ecológica Ecological Imbalance ≈ Desequilibrio Ecológico Ecológico Ecological Regulation ≈Ordenamiento Ecológico Ecológico Ecology ≈ Ecología

12. E Ecosystem ≈ Ecosistema Emission ≈ Emisión Endangered Species ≈ Especies en peligro de extinción Energy ≈ Energía Environment ≈ Medio Ambiente Environmental pollution ≈ Contaminación ambiental

13. Summary The language used when referring to the scientific activity.

14. ACKNOWLEDGEMENTS Our gratitude and thanks to the INCOMEX, the Foreign Trade Institute, staff and students, especially to Professors Jorge Luis Yong and Adonis Romero.