581 research outputs found

    Quantifying carbon allocation to mycorrhizal fungi by temperate forest tree species across a nitrogen availability gradient

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    Terrestrial ecosystems make up the largest carbon pool with a major portion of that being forests. With carbon being a major concern due to global climate change, being able to make accurate models is increasingly important. Studies have shown that trees may allocate up to 50% of their photosynthetically fixed carbon underground; however these values haven’t been accurately quantified and underground carbon allocation has been historically overlooked. Mycorrhizal fungi may be a large portion of underground carbon allocation, as they have a symbiotic relationship with trees where they provide the plant with water and nutrients in return for sugars (carbon). New methods and knowledge will allow us to quantify carbon allocation and fungal biomass. Ergosterol is a biomarker that is the human equivalent of cholesterol for fungi which can be used to measure fungal biomass. Since both free-living and mycorrhizal fungi have ergosterol, a series of open and closed cores located at Bartlett Experimental Forest will separate the amount of ergosterol due to free-living versus mycorrhizal fungi. This is one of the first studies that will quantify fungal biomass and carbon allocation under a variation of natural settings and compare two different methods to estimate these values

    Epidural abscess after multiple lumbar punctures for labour epidural catheter placement.

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    Epidural catheterization is routinely used by anaesthesiologists to provide labour and post-operative analgesia. In most cases, catheter placement is without serious side effects and uneventful. However, epidural abscess is a rare complication that may result in severe morbidity. We present a case of epidural abscess after labour epidural catheter placement in a healthy 36-year-old female who presented on post-partum d 10 with complaints of fever and back pain. She was treated with intravenous antibiotics and fully recovered

    Gender Inequalities of Female Athletes In Sports

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    In the sports world we see everyone cheering on male athletes during games yet no one bats an eye towards female athletes and sports. Why is that? Male athletes dominate the sports world and receive all the media attention because society as a whole does not feel comfortable seeing women in a masculine role.https://digitalcommons.tacoma.uw.edu/gender_studies/1036/thumbnail.jp

    The ACA’s 2017 State Innovation Waiver: Is ERISA a Roadblock to Meaningful Healthcare Reform?

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    In 2017, the Affordable Care Act’s (ACA) State Innovation Waiver (§1332) will enable states to waive many of the ACA’s provisions and to develop their own creative solutions to reign in healthcare spending. The Employee Retirement Income Security Act of 1974 (ERISA) was enacted to encourage employers to sponsor benefit plans and minimize potential conflicts with existing state laws. Because of ERISA, the regulation of employee benefit plans, including health plans, falls primarily under federal jurisdiction for about 131 million people. This Note explores the ways in which ERISA presents significant roadblocks to meaningful state level healthcare reform under §1332. State laws cannot directly refer to ERISA, nor influence the benefits, administration, or structure of an ERISA plan. Also, if a state law limits employer choices too much, it will likely violate ERISA. This Note proposes that ERISA needs to be waived, amended or repealed so that states can implement meaningful healthcare reforms under §1332

    Splendide Mendax: False Label Claims about High and Rising Alcohol Content of Wine

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    Many economists and others are interested in the phenomenon of rising alcohol content of wine and its potential causes. Has the alcohol content of wine risen—and if so, by how much, where, and when? What roles have been played by climate change and other environmental factors compared with evolving consumer preferences and expert ratings? In this paper we explore these questions using international evidence, combining time-series data on the alcohol content of wine from a large number of countries that experienced different patterns of climate change and influences of policy and demand shifts. We also examine the relationship between the actual alcohol content of wine and the alcohol content stated on the label. The systematic patterns here suggest that rising alcohol content of wine may be a nuisance by-product of producer responses to perceived market preferences for wines having riper, more-intense flavors, possibly in conjunction with evolving climate.wine grapes, alcohol percentage, climate change, labeling errors, Agricultural and Food Policy, Crop Production/Industries, Demand and Price Analysis, Food Consumption/Nutrition/Food Safety, Marketing,
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