Part one: The glocal context of Human and Ecological Oppressions -- Colonial oppressions and poverty in the Philippines -- The glocal context of poverty and ecological crisis -- A diagnosis of the roots of the oppressive relationship with nature -- An exploration of ecological perspectives -- Part two: Poverty and the ecological crisis: challenges to magisterium and theologians -- The liberation theologies and the magisterium -- The Catholic Social Teaching (CST) on Ecology -- Doing Ecological Theology of liberation with Leonardo Boff -- Part three: The Praxis of transforming oppressive relationships -- The Praxis of struggle for human liberation -- The Praxis of struggle for ecological liberation -- Conclusion.