| biodiversity | la biodiversidad | 
| clean air | el aire puro | 
| climate | el clima | 
| complex | complejo | 
| deforestation | la deforestación | 
| development | el desarrollo | 
| drought | la sequía | 
| earthquake | el temblor | 
| endangered species | las especies en peligro de extinción | 
| environment | el medio ambiente | 
| erosion | la erosión | 
| flood | la inundación | 
| future | el porvenir | 
| garbage container | el basurero | 
| greenhouse effect | el efecto invernadero | 
| ground/soil | el suelo | 
| innovation | la innovación | 
| invention | el invento | 
| investigation | la investigación | 
| landslide | el derrumbe | 
| natural resource | el recurso natural | 
| nonrenewable | no renovable | 
| oil | el petróleo | 
| ozone layer | la capa de ozono | 
| planet | el planeta | 
| pollution/contamination | la contaminación | 
| responsibility | la responsabilidad | 
| responsible | responsable | 
| risk | el riesgo | 
| smog | el smog | 
| to appreciate | apreciar | 
| to become extinct | extinguirse | 
| to breathe | respirar | 
| to destroy | destruir | 
| to develop | desarrollar | 
| to diminish/to decrease | disminuir | 
| to fly | volar | 
| to foment/to support | fomentar | 
| to harm | dañar | 
| to improve | mejorar | 
| to keep informed | informarse | 
| to protect | proteger | 
| to replace | reemplazar | 
| to reuse | reutilizar | 
| to threaten | amenazar | 
| to value | valorar | 
| to vote | votar | 
| transformation | la transformación |