quinta-feira, 21 de agosto de 2014

Threats for coral reefs


Healthy Coral (Millepora brasiliensis) - Photo by Simone Marques

Bleach Coral (Millepora brasiliensis) - Photo by Simone Marques
Do you knew why coral reefs can loss their colour?

Coral reefs are so fragile and due the increase temperature of the ocean and also the increase of carbon dioxide. These physical and chemical water changes promote negative changes in the life cycle of coral reefs and first the corals losing their beautiful and varied colours to white colour and second they became vulnerable to diseases by bacterias and virus as well die by increase of algae growing over the reef.

This bleaching phenomenon in coral reefs have happened in last 10 years fasten than we can imagine reducing the biodiversity in their communities mainly among the coastal ecosystems from tropical regions. Several researches have studied this bleaching process in coral reef trying to find solutions to avoid it.

One of the main solutions is so close to human diary life... who lives near to the beaches and coastal regions may have attention on the amount of water used, the garbage, waste and the drain and efluents produced day by day..

To know more about the threats of coral reefs click on the link bellow, enjoy and share with your friends!







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