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New Jersey-Size ‘Dead Zone’ Is Largest Ever in Gulf of Mexico

Heavy stream flows in May carrying higher-than-average “nutrients” into the Gulf of Mexico are responsible for the largest dead zone ever recorded in the Gulf, National Geographic reports. The pollutants stimulate algae which grow and deplete oxygen from the water, killing fish and other marine life, thus creating the “dead zone.” The primary culprits are agricultural products — nitrates and phosphorous — that wash into the streams and rivers flowing into the...