What are the positive and negative impacts of sea

Explanation:

On a positive note, the ocean may provide medical benefits: pharmaceutical companies collect aquatic organisms with the goal of creating new drugs that prevent or cure disease. Additionally, when people visit the ocean for tourism or recreation, there are positive effects on local economies and on human well-being.

Thus, the negative effects of sea-level rise include the receding of coastlines, a destabilization in coastal ecosystems whereby considerable ecological changes may occur, coastal flooding, contamination of groundwater, an increase in the transmission of diseases, threats to coastal economy and coastal tourism, the ...

a.) d-day invasion of normandy.

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