Even with the addition of larger quantities of ash to achieve the stabilization required, the fly ash treatment is 4. generally more economical than the lime and cement alternatives. Typically, the delivered cost. of fly ash will range from $18 to $30 per ton and depends on the ash source and haul distance.
The Zapatista Army of National Liberation (EZLN) is a revolutionary leftist movement that originated in Chiapas, a southernmost state in Mexico. The group was mainly made up of the rural indigenous people with support from some urban areas and international support.
Landless Workers' Movement (Portuguese: Movimento dos Trabalhadores Sem Terra, or MST) is a social movement in Brazil, being generally regarded as one of the largest in Latin America with an estimated informal 1.5 million membership in 23 of Brazil's 26 states.he MST congregates not only landless workers strictu sensu-that is to say rural workers or people recently evicted from the land-but also urban jobless and homeless people who want to make a living by working in the land, therefore its affinity with movements concerned with urban and housing reform.