… ‡˜ €’ ˆ ’ ‡˙ ’ …˛˘ ˙˛š ˘ ˆ˛ — , �˙ ‡˜ ’ ˜°˛˝ ˙ˆ ˇ˛˘ˆ ˛ … ˙, ˆ˛ ˙˛ �˙ ˆ– ° ˆ/˝ ˙ ˜˘’ ’ ˜˙˘ ˙ ˜ �° ’ ° , ˜˛ ˛ ˙ ˙˛ ˛ ˙ ˙˛ ˙ �ˆ ˆ’š˙ ’ �ˆ˙ ˜˛ ˆ– ƒ˛ �ˆ ˜˙˘/ €° ˙… ˆ– ⁄ ˛ ˆ ˝ ˛ ˙˛ ˛ − ˛ ’ ˙˜ ˛’ †˛ ’ − ˙’ ˘ ˜° ° ˝˙˙˝˛ ˜ …˛˘ ˛˛�˙ ˜° ˛˝ ˜˘ ˛ ˜ ˆ ˙ ˙˛ ˆ ˙ˆ ° ˘ � †ˆ ˛° ˝˛° † ˝ ˆ ˙/˙˛š “ ˜˛ ˙˛š ˜ ˛˝˙ˆ ††˛“ ˘ ˛ ’ ˜ˆ˙ ’ ˘€’ ˛ ˝ ˆ ˝ ˆ˘ ˆ– , ˇ˘ , � † “ ‘ ˆ ° ›˙ ˛ ˝˙˙•˘ ˜ ° ˜ ˛˝˙˘ ˆ ° – ˘ ˙˜ ˜˙˘/ ° ˆ ˙ˆ ˆ ˙˛ ˜ ˘ ˝˙ ˜ ˛° ˝ ˆ ˛ °† ˙ ˙˛š ˙ ˝˙ ˜ „ ˜˙˘ ˛ ˛ ’ €˙ ˙˙ ˆ– ˜“˙ ˜° ƒ˛ � �ˆ ˜˙˘ ° ˛˝˙ˆ € °˛ �˙˙ …ˆ˛˙” ˜ˆ€˙ ˆ ˛˙ ˆ– ˜: ⁄ ° ˙˜ ˙ ˝˙˙•˘ ’ ˆ– ˙ ˙ ˛° ’ ˆ – ˛˝˙ˆ ˙ ˛ �˙ ˜° ˇ˘ ˝ ˝ ‘ ˘ ’ � ’ ˘ ˜˙ ˘/ ’ €˙ ˙˙ ˆ – ⁄ ˝˙� ˛…’ ˙ ˜˙˘/ ’ ‰ ˛ ˜˝ ˘ ’ €˙˛ ˛† ‹ ° ˝ ˝ ˙˝ › ’ ˙˝˛ … ˛ ° ’ ˙˛ €˙ ˙˘ ˆ– ˙˙ ˆ– ⁄ ˙ ˛ ˙ ˜ °˛ ˝ ˙ ˆ ˛˙˝ ˝˙ ˜ ˛° ’ ˆ ’ ˘˜ ˙ ’ ˛ ’ ˜ ˘ ˛° ˜’ ’ ’ ˆ – ⁄ ˘ , ’ ˙ �˙ ˛ ˙˛š (˝˛ ’ ˛ ’ ˜ ˛˘ ˜˛ ° ° †) ˇ˛˙ ˜ °˛ ˝ ˙ ˆ … ˛ ˘ ˆ – ⁄ ›˙ „ ˙ � ˇ˘ ’ ˛˙˝ ˆ ˙˙ ˆ– ›˙ ˆ ˜˛ ˇ˛’ ’ ˛ ’ ˜ ˜° – ˛˝˙ˆ ˆ˙ ˆ ⁄ − ˘ ˝˙� ° ’, ˝˛° ˆ , ˛ † ƒ˛ ˇ˘ ° …’ ° ° š �˛ ˙ ˛˙ ˛˘ ˆ– ˛˙ ˜’ …˛ˆ ° ˛’ ˆ– ›˙ ‰˜˘ ˜° ’ ° ˛° � ˝˙ ˜ ° � ˙ ˙ ˜ ’ ˜ ˛ ˝ ˛ ° ˜ ˙ ˙ ˛’ ˆ– ⁄ ˛° ˜ ° ˛ ˛ ˙˝ ˛ † ˜“ ˛, ˜° ’ ˙˘ ˛˝˙ˆ ˆ– ’, ˛ , ˘ ° ’ ˝ ’ ‰˛ ’ „ ˆ ˜ ˛˝˙ˆ ˙˙ ˆ– ° …ˆ˛˙” ’ €˙ ˙˙ ˆ– ƒ˛ ˆ ’ ° � ˝ˆ˙ ˛ˆ˙ ˆ– ⁄ ˙ ’ ˛ š ˙ˆ ˙˛ €†˜ � ˙ ’• ˙˛ ˜ˆ‡ ˆ ‘ † ˘ †… ‘ˆ ˝ˆ €˛ ˙— Howard Perlman, Gerard Gonthier, U.S. Geological Survey ° ° (˜ ˛ ° ˙ ˇ˛˘ˆ ˜ Stefanie Neno, Jim Morgan, Gabriele Zanolli, Food and Agriculture Organization of the United Nations ˛• ’ ’ — ˙˛˙ š ˛ ˜ ˜ U.S. Department of the Interior General Information Product 146 ° ’ ˆ˙ ˆ – ⁄ ˛ ˙ ˆ ˛ ˙ ˛ ) U.S. Geological Survey ˆ ˘ ‰ ° ˝˙ ‚. ˝˘˙ •˛˘, ‡” ˜˘ ›˙ °° ° ™™ ˝ …˘˙ š˛˙, ˝˙˜ ™’ ° ° https://www.usgs.gov/special-topic/water-science-school/water-cycle � ˘ ° ° ° ˝˙˛˙ ˜ ˛˝˙�˙ …�˙
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… �‡˜ ��€� ’ ˆ� � ’ �� ‡��˙� � ’ …� ̨ ˘ �˙˛� š �˘ ˆ˛ —� � ��, �˙ ‡˜� ’˜ °̨ ˝ ˙ ˆ ˇ˛˘ ˆ ˛�� …� �˙�, ˆ˛ �˙˛ ��˙ ˆ – � ° ��� ˆ/˝� �˙ � ˜˘� ’ � ’ ˜˙� ˘ �˙ ˜ � ° ’ ° , ˜˛� �˛ ˙�
� ˙˛� �� ˛ �˙˙�˛ � � ˙ � �ˆ ˆ� ’š˙ � ’ �ˆ˙ � ˜˛ ˆ – ƒ˛ �ˆ ˜˙� ˘/ � €� ° ˙… ˆ – ⁄ �˛ � � ˆ � ˝� � ̨ ��� ˙˛
� �̨ −�� ˛ � ’ ˙˜ �˛� ’ †� ̨ � ’ − �� ��˙� ’ � ˘ ˜ ° ° ˝ ˙�˙˝˛ ˜ �� …˛� ˘ � ˛�˛� �˙ ˜ ° �˛˝ ˜˘ � ˛ ˜ � ��� ˆ
˙� ��� ��� ˙˛ ��� ˆ ˙ ˆ � ° �� ˘ � � ��� � � � � � �� � �� �� � †�� ˆ �˛ ° ˝˛ °† ˝ ˆ� � �˙/�˙˛ � š “��
�� ˜˛ �˙˛� š ˜ ̨ ˝˙ˆ � ��� †��†˛“ ˘ � � ˛ � ’ � ˜ˆ˙� � � ’ � ˘€ ’ ��˛ ˝� ̂ � ˝� � �ˆ� ˘ ˆ – � � , ˇ ˘�� , ��� �� †�� �“ ‘� ˆ � � ° � �›˙ �� � ˛ �� � ˝ ˙�˙� • ˘ ˜ �
� °�˜��� �˛˝˙� ˘ ˆ ° – � ˘ ˙˜ ˜ ˙� ˘/ �� °
��� ˆ ˙ ˆ ��� � �� ˆ � ˙˛ ˜ ���� ����� � ˘ � � ˝˙� ˜� �� �˛ °��� ˝� ̂ � �˛ °† � ̇ �˙˛ � š �˙ � �˝ ˙� ˜� „ ˜˙� ˘ ˛ � �
�˛ � ’ � €�˙ ˙�˙ ˆ – ˜ � “��˙ ˜ ° ƒ˛ ��� � �ˆ ˜˙� ˘ ° ˛˝˙ˆ �� � € °̨ � � �˙�˙ …ˆ˛˙” �� ˜ˆ � �€�˙ ˆ � � � � ˛� ˙ ˆ – � �� ˜ �: ⁄
° � ˙˜ ��˙� ˝ ˙�˙�• ˘ ’ˆ – � ��� � ˙��� � �˙ � � ˛ ° ’ ˆ – ˛˝˙ˆ �˙ �˛� � ��� �˙ � ˜ ° ˇ ˘�� � ˝ ��� � � � � �� ˝ ‘� � ˘ � �� ’ �� � � ’ ̆ ˜ ˙� ˘/ �
� ’� � � � €�˙ ˙�˙ ˆ – ⁄
˝˙� � �˛ �… ’ � �˙��� � �� ˜˙� ˘/ � � ’ ��� � ‰�˛ ̃˝ ˘ � ’ €˙˛� � �˛† � ‹ ° ˝ ˝ ��˙˝ � › ’ ˙�˝˛ … �̨ �� ° ’ �˙˛ €�˙ ˙� ˘ ˆ – � ˙�˙ ˆ – ⁄ � ˙˛ ˙ ˜ °̨ ˝ ˙ˆ
˛ � �˙˝ ˝˙� ˜� �� �˛ ° � � ’ �� ��ˆ � ’ �� ˘˜ � �˙��� � � ’ ˛ � ’˜ � � �� ˘
�� �� °̨ � �� ˜ � ’ � � ’� ’ ˆ – ⁄ � � ˘ � � �� , ��� ’� ˙ � ˙ �˛
�˙˛ � š (˝˛ � ’ ˛ � ’ ˜ � � �˛� ˘ ˜˛
° °†)
ˇ˛�˙ ˜ °̨ ˝ ˙ˆ …� ̨ � ˘ ˆ – ⁄
� � � � �›˙ „ � �˙ ��� �� ˇ ˘�� � � ’ ˛ � �˙˝ ˆ� ˙�˙ ˆ – �›˙ ��ˆ ˜˛ ˇ˛� ’ � ’ ˛ � ’˜ � � ˜ ° –˛˝˙ˆ ˆ��˙ ˆ ⁄
−� ˘ �˝˙� ° � � ’, �˝˛ ° ˆ � �, �˛ † ƒ˛ ˇ ˘� � °…’ ° ° � š� �˛ �˙ � � ˛ �˙�˛� ˘ ˆ – � ˛ � ��˙
˜ � ’ � �� … ̨ ˆ � °�˛� ’ ˆ – � �›˙ ‰˜� ˘ ˜� ° � � ’ ° �˛ °� � � � ˝ ˙� ˜� �� ° � � ˙ ˙˜ � ’ � ˜˛ � ̋ ˛ °˜ �� � � �˙ � �˙ �˛� ’ ˆ – � ⁄
�˛ ° ˜ � ° ˛ ˛� �˙˝ �� �
�˛ † ˜� “� �˛, ˜ ° ’ � ��� ˙� ˘ ˛˝˙ˆ � ˆ – ’ , �� �˛ , � �� ˘ � � � °� ’ � ˝ � �� � � ’ ‰ �˛ � � � � ’ �„ � �� � � �ˆ � � ˜ ̨ ˝˙ˆ ˙�˙ ˆ – � ° …ˆ˛˙” � ’ � €�˙ ˙�˙ ˆ –
ƒ˛ �ˆ � � ’ ° � �� ��� �� ˝ˆ˙ � ˛ˆ�˙ ˆ – ⁄
˙ �’ �˛ š �� ��� � ˙ ˆ � � � �˙˛€†˜ �� ˙� ’�� • ˙˛ ˜ ˆ‡ � � ̂ ‘†� ˘ � � † �… ‘� ˆ � � ˝� ˆ � �€�˛ ��˙— Howard Perlman, Gerard Gonthier, U.S. Geological Survey ��� ° °(��˜ ˛ °� ˙� ˇ˛˘ ˆ ˜ � ��� � Stefanie Neno, Jim Morgan, Gabriele Zanolli, Food and Agriculture Organization of the United Nations ˛•� ’ � ’ �� — �˙˛˙ � š� ˛ ˜ � � �˜ ���� � U.S. Department of the Interior General Information Product 146 �� � ° ’ � �ˆ�˙ ˆ – ⁄ �˛ � ˙ ˆ � �̨ ˙ �̨ � ��) U.S. Geological Survey ˆ� � � ˘ ‰� ° ˝ ˙� � ‚. ˝ ˘�˙ • ��˛ ˘, ‡”�� �̃ ˘ �›˙ � � ° ° ° ™™ ˝ … ˘�˙ š˛ �˙, ˝ ˙˜ ��� �� �� ™ ’� � ° ° https://www.usgs.gov/special-topic/water-science-school/water-cycle � � � � �� ˘ ° ° ° ˝ ˙˛ ˙ �˜�� � �˛˝˙�˙ …�˙
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