Current land-use trends in Latin America include both traditional (cattle ranching, shifting agriculture) and emerging (GMC-based modern agriculture, biofuels) threats, as well as new opportunities derived from ecological transition processes and population urbanization.
Answer: Formation of Iceberg
Explanation: A glacier is a very large mass of ice formed overtime by the compression of snowfall. Glacier are formed in very high altitudes and very cold parts of the Earth.
When a glaciar is exposed to ocean currents: it can break to form icebergs which are large mass of floating ice. This is breaking of glaciers is dependent on the temperature of the ocean tide flowing towards it.
Answer: Because sand dunes protect inland areas from swells, tides, and winds, they must be protected and defended like national treasures. A strong and healthy beach dune is a powerful antidote against coastal erosion. The ocean and the wind can have an unpredictable, destructive force on coastal regions.
Answer:
The greatest angle is 
Explanation:
According to angle sum property of a triangle, sum of all the angles of a triangle is equal to
°.
The given angles of a triangle are 
Therefore,
°
°
°

≈ 87.2°
≈ 71.8°
≈ 20.9°
Therefore, greatest angle is 