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UNDERSTANDING THE WATER CYCLE Why is rainfall so important? Rain doesn't just water the ground. It keeps the entire cycle of life moving. When it rains, rivers, lakes and underground water are replenished. Plants absorb this water through their roots. Later, they release some of it back into the air through tiny pores in their leaves. This process is called transpiration. Water also evaporates from the soil, rivers and oceans. Together, evaporation from land and water, plus transpiration from pl
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UNDERSTANDING THE WATER CYCLE Why is rainfall so important? Rain doesn't just water the ground. It keeps the entire cycle of life moving. When it rains, rivers, lakes and underground water are replenished. Plants absorb this water through their roots. Later, they release some of it back into the air through tiny pores in their leaves. This process is called transpiration. Water also evaporates from the soil, rivers and oceans. Together, evaporation from land and water, plus transpiration from pl
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