It's hard to find a diagram of the carbon or nitrogen cycle that doesn't show factories and fertilizers. However, our drawings of the water cycle are stuck in the 17th century." ...

Diagrams of the earth’s water cycle used in education and research throughout the world are in urgent need of updating to show the effects of human interference, according to new analysis by a BYU-led ...

Water Cycle Diagram: Get here the neat and simple diagram of the water cycle. Know the role of evaporation, condensation, precipitation, runoff and transpiration in the water cycle.