SciDev.Net
Science and Development Network
News, views and information about science, technology and the developing world
Definitions
List of terms for Desert science
Producing enough food for a rapidly growing population, and taking care of our planet are two of the world's biggest challenges.
O
Overgrazing
Overgrazing of pastures is regarded as the single largest cause of declining land productivity (or land degradation). Government policies to encourage nomadic communities of herders and pastoralists to settle down is one cause of land being overgrazed.
