Effects of Noise Pollution on Whales and Dolphins

Over the last 100 years human activity in the sea has caused increased levels of noise in the ocean, giving rise to a new type of pollution, Noise Pollution. For whales and dolphins, that rely on sound to communicate, navigate and feed, increased levels of noise pollution poses a serious threat to their survival.

Credits:
James O’Mahony
Meret Jucker
Oscar Furness
Alejandra Piazzolla
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Machinery fault diagnosis and signal processing by Prof. A.R. Mohanty,Department of Mechanical Engineering,IIT Kharagpur.For more details on NPTEL visit http://nptel.ac.in
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