Advertisement
Advertisement
desertification
[ dih-zur-tuh-fi-key-shuhn ]
noun
- the processes by which an area becomes a desert.
- the rapid depletion of plant life and the loss of topsoil at desert boundaries and in semiarid regions, caused mostly by a combination of drought and such human practices as deforestation and unsustainable agriculture, the effects of which are exacerbated by climate change.
desertification
/ dɪˌzɜːtɪfɪˈkeɪʃən /
noun
- a process by which fertile land turns into barren land or desert
desertification
/ dĭ-zûr′tə-fĭ-kā′shən /
- The transformation of land once suitable for agriculture into desert. Desertification can result from climate change or from human practices such as deforestation and overgrazing.
Word History and Origins
Origin of desertification1
Example Sentences
Efforts to stop desertification—the process by which fertile land becomes desert—have been primarily focused on expensive manual solutions.
At his office, he showed me a series of maps that document China’s elevation, watersheds, flood paths, biodiversity, desertification, ecological security, soil erosion, and cultural heritage.
Impacts of climate change fueled in part by Soviet industrial development are already visible around Russia, from permafrost degradation to desertification in the agriculture-heavy southern reaches of the country.
After the separation of South Sudan, a third of the country is a desert right now, and desertification is moving very fast.
Deeper root systems bolstered soil health, and expanded tree cover cut down on wind and water erosion, halting desertification.
The Sahel has been degraded by human use, not natural desertification; the natural process has been the reverse.
So why do we invariably connect higher temperatures with droughts and desertification?
The presence of a nearby desert has no direct relationship to desertification.
Desertification does not occur in linear, easily mappable patterns.
Desertification may intensify a general climatic trend toward greater aridity, or it may initiate a change in local climate.
This degradation of formerly productive land—desertification—is a complex process.
Unfortunately, an area undergoing desertification is brought to public attention only after the process is well underway.
Advertisement
Advertisement
Advertisement
Advertisement
Browse