Minamata disease was first observed in which country? 

The correct answer is Japan.

Key Points

• Minamata disease was first discovered in Minamata City, Japan, in 1956.
• The disease was caused by severe mercury poisoning due to industrial wastewater discharged by the Chisso Corporation.
• Mercury accumulated in fish and shellfish, leading to health issues in people who consumed contaminated seafood.
• Symptoms of Minamata disease include neurological damage, such as numbness, muscle weakness, vision impairments, and in severe cases, death.
• Minamata disease is considered a landmark case of environmental pollution and industrial negligence.

Additional Information

• Mercury Poisoning: Mercury is a toxic heavy metal that can cause severe damage to the nervous system, kidneys, and other organs.
• Bioaccumulation: Mercury accumulates in organisms over time, moving up the food chain and becoming more concentrated in predators, such as fish consumed by humans.
• Environmental Impact: The Minamata disaster highlighted the importance of regulating industrial waste and protecting ecosystems from toxic substances.
• Global Recognition: The Minamata Convention on Mercury was adopted in 2013 to address mercury pollution worldwide and prevent similar incidents.
• Public Health Response: Minamata disease led to increased awareness about the health risks of environmental toxins and prompted stricter environmental regulations globally.