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This article shares details on the meaning of desertification, the 7 different causes behind desertification, and the harmful effects of desertification like an increase in poverty, hunger, fall in farm outputs, etc. Desertification is a topic in the Geography as well as environment & ecology sections of the UPSC syllabus. This makes the topic of desertification crucial as it is a part of GS Papers I and III.
Jul 10, 2024 · Desertification, the process by which natural or human causes reduce the biological productivity of drylands. Such declines may be the result of climate change, deforestation, overgrazing, poverty, political instability, unsustainable irrigation practices, or combinations of these factors.
Desertification is a type of gradual land degradation of fertile land into arid desert due to a combination of natural processes and human activities. ... During the period 1940 to 2015, the mean air temperature increased by 2.24 °C. The warmest ten-year period was during the latest decade to 2021. Precipitation has decreased by 7% over this period resulting in increased arid conditions throughout Mongolia. The Gobi desert continues to expand northward, with ...
Apr 23, 2024 · One of the most prominent examples of desertification is the Aralkum desert in central Asia. In the 1960s, the area was covered by the fourth-largest lake in the world, the Aral Sea. Since then, it has shrunk to a tenth of its former size, with only three small, highly salty lakes remaining.
Aug 3, 2022 · Every year, the United Nations observes the World Day to Combat Desertification and Drought, an occasion to promote public awareness of the presence of desertification and drought. This day is considered a unique moment to remind people of the ways in which land degradation can be solved through efficient problem-solving techniques and the cooperation between local, governmental, and environmental bodies.
Jun 4, 2021 · Desertification is a type of land degradation. It occurs when drylands become increasingly arid or desert-like. Desertification doesn’t necessarily mean that these water-scarce regions will ...
May 31, 2019 · Desertification, explained. Humans are driving the transformation of drylands into desert on an unprecedented scale around the world, with serious consequences.
Desertification. The word invokes images of sand dunes blowing over abandoned farms as some irresistible, dark force steadily transforms fertile fields into inhospitable wasteland. The United Nations’ official definition says desertification is land degradation in typically dry areas resulting from various factors, including climatic variations and human activities. But for Prince and many other scientists studying desertification, this definition is too broad.
Desertification aggravates existing economic, social, and environmental problems like poverty, poor health, lack of food security, biodiversity loss, water scarcity, forced migration, and lowered resilience to climate change or natural disasters. Addressing desertification requires long-term integrated strategies that focus on:
Desertification is the process by which land degrades, becoming more arid and less productive. Desertification is caused by a number of factors, including harmful agricultural practices, overuse of resources and climate change. Desertification makes it more difficult to obtain natural resources and reduces biodiversity.
