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close this bookBetter Farming Series 28 - Water: Where Water Comes from (FAO, 1981, 31 p.)
close this folderWhy we study water
View the document(introduction...)
View the documentRainfall
View the documentWater In the ground
View the documentThe water table
View the documentWater on the surface
View the documentEvaporation
View the documentTranspiration
View the documentThe process begins again


22. Water vapour is also given off by plants.

23. Plants use the water in the ground to live and grow, and as they live they breathe and give off water vapour from stems and leaves.

Plants use water

24. This is called transpiration.

25. Like vapour given off by evaporation, the water vapour from plants rises into the air to form new clouds.