Sentences with phrase «measured seawater chemistry»
Scientists aboard the icebreaker Healy measured seawater chemistry across the Arctic Ocean and found that levels of radium - 228 have almost doubled over the last decade in the middle of the ocean.
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They also lasered a small hole in each specimen to measure the amount of magnesium and calcium that vaporized, revealing the seawater chemistry.
The shallow coral reefs off Kahekili, West Maui, are exposed to nutrient - enriched, low - pH submarine groundwater discharge (SGD) and are particularly vulnerable to the compounding stressors from land - based sources of pollution and lower seawater pH. To constrain the carbonate chemistry system, nutrients and carbonate chemistry were measured along the Kahekili reef flat every 4 h over a 6 - day sampling period in March 2016.