Search results
Results from the WOW.Com Content Network
As per the Millennium Ecosystem Assessment of 2005, land degradation is in defined as "the reduction or loss of the biological or economic productivity of drylands". [5] A similar definition states that land degradation is the "degradation, impoverishment and long-term loss of ecosystem services".
Desertification is a gradual process of increased soil aridity.Desertification has been defined in the text of the United Nations Convention to Combat Desertification (UNCCD) as "land degradation in arid, semi-arid and dry sub-humid regions resulting from various factors, including climatic variations and human activities."
2018 – Land has true value. Invest in it [6] 2017 – Link between land degradation and migration (in light of Syrian mass emigration following environmentally-caused failure of Syria's agricultural system) #2017WDCD [7] 2016 – Protect Earth. Restore Land. Engage People. [8] 2015 – Attainment of food security for all through sustainable ...
As a result, they are suffering heavily, especially through land degradation — such as the loss of vegetation cover due to overgrazing or the loss of key species due to pollution, agriculture or ...
Restoring the world's degraded land and holding back its deserts will require at least $2.6 trillion in investment by the end of the decade, the U.N. executive overseeing global talks on the issue ...
According to Global Assessment of Land Degradation and Improvement (GLADA) a quarter of land area around the globe can now be marked as degraded. Land degradation is supposed to influence lives of 1.5 billion people and 15 billion tons of fertile soil is lost every year due to anthropogenic activities and climate change. [29]
Water and wind erosion are now the two primary causes of land degradation; combined, they are responsible for 84% of degraded acreage. [ 2 ] Each year, about 75 billion tons of soil is eroded from the land—a rate that is about 13–40 times as fast as the natural rate of erosion. [ 78 ]
Desertification in Africa is a form of land degradation that involves the conversion of productive land into desert or arid areas. This issue is a pressing environmental concern that poses a significant threat to the livelihoods of millions of people in Africa who depend on the land for subsistence.