An ecosystem that is not sustainable can break down when a natural disaster occurs. this can lead to organisms in the ecosystem either leaving the area or dying off. increased biodiversity results in a more sustainable ecosystem because — a) a greater number of plant species means that there is less barren land b) a greater variety of species present allows more organisms to adapt after changes occur c) the transition area between two ecosystems is narrower d) there are fewer species to be affected by environmental stresses

Aly! italy! entirely and universally fascist! the italy of the blackshirt revolution, rise to your feet; let the cry of your determination rise to the skies and reach our soldiers in east africa. let it be a comfort to those who are about to fight. let it be an encouragement to our friends and a warning to our enemies. it is the cry of italy which goes beyond the mountains and the seas out into the great world. it is the cry of justice and of victory. this excerpt could best be used to support a document-based essay on mussolini’s fall from power. mussolini’s role as a charismatic dictator. italy’s high unemployment rates. italy’s alliance with nazi germany.