The causes of climate warming, Deforestation, harmful agricultural practices are consequences of soil erosion, crop failure, food insecurity, and harmful agricultural practices.
Each year, an estimated 24 billion tonnes of fertile soil is lost due to erosion.
The causes of the drop in soil fertility and poor irrigation are the consequences of the larger use of chemical fertilizers driving a declination in profit and sometimes increase farmers' debt.
Between 2000 and 2010, the loss of agricultural value is about $7 billion (World Bank)
The factors of climatic hazards, land degradation, monocropping, lower productivity, lack of information and limited access to basic services.
In 2014, 33 million farmers suffer from chronic hunger in Ethiopia alone (FAO)
Rural exodus, the spread of diseases, the rise of urban poverty and food shortage, are consequences of soil erosion, land grabbing, adverse land tenure, and population pressure.
Every year hundreds of thousands of people leave their farms (Reuters Foundation)