There are nine species of vultures in India It is believed that the population of three species of vultures has declined by about 95% since 1990s in Indian sub continent. India is witnessing this vulture crisis, largely due to the following reasons : * Food scarcity caused by changes in disposal practice of dead cattle in developed areas and cities. Having couple competition with other scavenger such as start dogs etc whose population have increased. * Decline in the number of tall trees preferred for nesting and roosting. * Anthropogenic pressure, industrialization, urbanization etc., Various measures indicated for conversation of vultures in India include awareness rising among people, policymakers, veterinarians other stake holders establishment of vulture Breeding centers and initiation of population monitoring of vulture.
Most of the frog legs served as delicacies in Europe comes from Asian bullfrogs. The majority of these frog legs are imported from India, Malaysia, Bangladesh and Indonesia has recently join this list. The export of frog legs from India started in early sixties. As a result of excessive exploitation, the population of bull frog has fallen dramatically . Their extinction can gave lot of impact on the environment. Frogs play a vital role in eradicating insects pests in rice fields. The decline in frog has resulted in an increase in use of pesticides. Bull frogs are know to eat mice,small turtles, fish, snakes, birds and other frogs. However bulk of their diet Is insects, spider,crayfish and other invertebrates. Reduction in frog population can cause increase in spread of malaria,encephalitis and other diseases which are carried by insects. So taking frogs from the wild life could have devastating consequences.
Minamata disease occurred in human who ate fish contaminated by methyl mercury discharged in waste water from a chemical plant. In May 1956 the disease was first officially discovered in minamata city, South west region of Japan's Kyushu Island. In 1932 the Chisso corporation started manufacturing acetaldehyde, used to produce plastic. Mercury from the factory began to spill into the bay. The heavy metal turned into methyl mercury chloride and enter food chain. The Minamata bay was a source of fish and Marine products in bay displayed high level of mercury contamination. Due to this contamination, cats began to exhibit bizarre behavior that sometimes resulted in their falling into the sea and dying. The local people referred to as 'cat suicide '. Later similar behavior began appear in humans. People would stumbled while walking, not be able to write or button their buttons, have trouble hearing or swallowing or tremble uncontrollably. By the end of 1956 m...
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