Zusammenfassung der Ressource
Droughts
- A drought is a prolonged period with little or no rainfall. A drought becomes a hazard
when people, agriculture or industry are affected
- How do humans make drought worse?
- Deforestation
- Means less evapotranspiration , fewer clouds , less rain and more soil erosion
- Overgrazing
- Less grass , more soil erosion
- Lack of water, minerals and nutrients
- Irrigation for crops means less water for other uses.
- Need soil to be in good condition so that the land is fertile.
- This also prevents flooding
- Poor water management
- Leaving tap on while brushing teeth
- Golf courses using vast quantities of water