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Desde 1988 el sector ejidatario mexicano se ha visto afectado
por una serie de cambios de política y perturbaciones exógenas
que han puesto en tela de juicio la viabilidad agrícola del
sector en su conjunto. Los cambios --liberalización del comercio,
Since 1988 the ejido sector in Mexico has been buffeted by a series of policy changes and exogenous shocks that have brought into question the agricultural viability of the sector as a whole.
Change in land management practices and governmental policies is urgently needed to reverse the continuing decline of marginal drylands. Marginal drylands are fragile ecosystems that sustain the livelihoods of millions of poor people in developing countries.
It took scientists more than three decades to transform a perceived desertification crisis in the Sahel into a non-event. Looking beyond the Sahel, the chapters in this book provide case studies from around the world that examine the use and relevance of the desertification concept.
Most commonly in drylands the salinity levels are always high and evenly dispersed due to this salinity levels the plant cultivated are usually tremendously affected. Normal plants cannot grow in soils with high salinity levels.
In a world grappling with the challenges of food insecurity, climate change, landscape degradation, and rural poverty, regreening offers a path forward, especially in dryland areas.
The Great Green Wall is one of the main vehicles for delivering the Sustainable Development Goals and the Rio conventions in the Sahel.
Drylands occupy more than 40% of the world’s land area and are home to some two billion people. This includes a disproportionate number of the world’s poorest people, who live in degraded and severely degraded landscapes.
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