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The epidemiological transition sees a downturn in cases of infectious diseases and a simultaneous increase in non-communicable diseases (NCDs). The age of pestilence becomes the age of receding pandemics ...
Constructive waves build up the beach, due to having a strong swash and weak backwash. They create gently sloping beaches and are low energy waves, depositing more sediment than they are transporting away...
There are numerous actions by humans catalysing climate change. The first is burning fossil fuels. This releases greenhouse gases into the atmosphere. Fossil fuels - natural gas, coal and oil - are needed...
The prevailing wind determines the wave direction and washes sediment up the beach at an angle to the coast. The swash pushes sediment up the beach and the backwash causes material to move back down the b...
An earthquake is a sudden violent shaking of the ground, typically causing great destruction, as a result of movements within the earth's crust or volcanic action. The hazards produced by earthquake...
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