Fill in the Blanks 1ESO Greenhouse effectOnline version Complete the text with the correct words by Paloma Ortiz 1 The greenhouse effect is the effect by which the Earth maintains a good temperature for . The Sun emits and pass through the and the Earth . Then , of this heat to the space and some by the greenhouse ( water vapour and ) . Thanks to this natural greenhouse effect the temperature on the Earth is . If the amount of greenhouse gases increase , the temperature on the Earth and this is called . This causes , for example , the of the poles and the water cycle .