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Along the boundaries of the plates, specially the divergent and convergent boundaries, uplift of crust has happened leading to formation of folds and fold mountains as well as volcanoes e.g. Ring of Fire in pacific ocean and oceanic ridge, ate. Important volcanoes (1) Displacement of surrounding wildlife and population due to volcanic eruptions. (2) Air pollution due to dust and volcanic ash released by the volcanoes (3) Formation of landforms like basalt flood plains, cinder cones, composite volcanoes ete (4) Volcanic rocks are rich in minerals as the ice magma rocks. (5) Volcanic soil (Black soil) leads in nutrient and fertile leading to more agriculture productivity.