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  1. Gary M. Lovett: Scientist, Mentor, Advocate, & Friend

    … early research transformed how scientists calculate forest nitrogen budgets. He was among the first to document that dry atmospheric deposition - from particles in the air - delivered as much …

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  2. With global challenges in mind, keeping a decades-long success story at the forefront

    … along with colleagues, an analysis and summary in Atmospheric Environment of what became a national monitoring … (MAP3S) Network in 1976, and later the National Atmospheric Deposition Program (NADP) network in 1978. In all, the … the acidity, that is, the emissions of sulfur dioxide and nitrogen oxides to the atmosphere through the burning of …

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  3. Soil carbon sequestration as a climate change solution

    … a carbon-neutral activity, but not a net sink for atmospheric carbon dioxide from other sources. One reason that soil carbon sequestration is slow stems from its nitrogen and phosphorus contents, which are also lost … organic carbon.  To restore these nutrient stocks requires inputs of N and P from outside sources, at considerable …

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  4. Dr. David L. Strayer

    … is a freshwater ecologist whose current work focuses on measuring the long-term effects of zebra mussels on the … understanding the roles of suspension-feeding animals in ecosystems. Strayer also works on broader issues in … of species and ecosystems. In addition to his scientific publications, Strayer has written several dozen essays for …

    ltumblety - 11/10/2023 - 15:40

  5. In the tropics, nitrogen-fixing trees take a hit from herbivores

    In the tropics, nitrogen-fixing trees take a hit from herbivores Selective feeding by insects and other animals reduces nitrogen, limits forest growth. Photo by Sarah … partnering with soil microbes, nitrogen-fixing trees turn atmospheric nitrogen gas into a form of nitrogen that is …

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  6. Livestock antibiotics and rising temperatures disrupt soil microbial communities

    … prairie, represents typical livestock pasture – without inputs from cattle waste.  Soil samples were treated … microbial community composition and function, carbon and nitrogen cycling, and interactions among microbes.  They … to broader climate mitigation efforts, limiting antibiotic inputs to the environment could help protect soils.”  …

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  7. In Panama, nitrogen-fixing trees unlock phosphorus and other scarce nutrients

    In Panama, nitrogen-fixing trees unlock phosphorus and other scarce … Nitrogen , … that nitrogen-fixing trees work with soil microbes to make atmospheric nitrogen available to plants. Our study found …

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  8. Ocean acidification

    … certain oxidized gases, such as sulfur dioxide (SO2) and nitrogen dioxide (NO2), dissolve in water, they make it … 2020.  The impacts of ocean acidification on marine ecosystems and reliant human communities.  Annual Review of … calcification of marine plankton in response to increased atmospheric CO2.  Nature 407: 364-367. …

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  9. Urban greening success could be as simple as scattering seeds

    … and wildlife. Here, we tested a variety of planting methods in hopes of identifying a low-cost, low-effort … way in brightening a city block.  The study tested four methods of seed planting, which varied in associated cost, … three growing seasons, the team evaluated plant success by measuring the abundance, diversity, and height of planted …

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  10. Nitrogen-fixing trees help tropical forests grow faster and store more carbon

    Nitrogen-fixing trees help tropical forests grow faster and … Nitrogen , … Nitrogen-fixing plants partner with soil microbes to turn atmospheric nitrogen gas into a form of nitrogen that is …

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