Reef system with 10,000 km2 found at the Amazon River mouth

Reef system with 10,000 km2 found at the Amazon River mouth Sao Paulo, Brazil (SPX) May 06, 2016 - The changes that the Amazon River promotes in the tropical North Atlantic ocean water make an unfavorable environment for reef development. Every second, 175 million liters of water mixed with sediments are brought to the ocean. The result is low sunlight penetration, variability in nutrient concentration, salinity and pH, extensive moody bottoms and significant changes in temperature and oxygen ... more

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