Browsing by Subject "Stable Isotopes"
Now showing items 1-8 of 8
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(2013-11-04)Acts of terrorism and the use of explosives raise concerns about what can be done to prevent such acts. From stopping such a threat to preventing the illicit counterfeiting and smuggling of sensitive and proprietary goods, ...
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(2013-08-27)Global climate change threatens the survival of microtidal wetlands by altering fundamental hydrological aspects such as precipitation patterns and tidal exchange. The combination of these stressors results in increased ...
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(2019-11-08)Methane-derived carbonates occur in siliciclastic settings globally and precipitate from bicarbonate derived from methane oxidation. Methane-derived carbonates, which occur from the Archean to the present, take diverse ...
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(2012-02-14)Hypoxia, with dissolved oxygen levels < 1.4 ml L-1, is a recurring summer feature of Louisiana shelf bottom waters. Stable isotope characterization (delta^18O and delta D) of surface waters over the hypoxic zone shows a ...
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(2016-08-08)The sediments that have accumulated in Blackwood Sinkhole preserve a 3000-year record of environmental change on Abaco Island, Northern Bahamas. Previous palynological data reveal that Abaco’s forest structure has not been ...
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(2009-05-15)Veins are ubiquitous features in deformed rocks. Despite observations on syntectonic veins spanning two centuries, fundamental questions remain unanswered. Their origin as fractures is largely established but it is still ...
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(2015-12-14)The interaction between drought and river regulation is monitored to better understand river flow mixing, evaporation, and surface-groundwater exchange in changing regional climates and in increasingly regulated waterways. ...
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(2013-05-08)Submerged caves, locally referred to as cenotes, can be found throughout the Yucatan Peninsula of Mexico. These nutrient poor, aphotic “underground estuaries” lack photosynthetic primary productivity, but are often found ...