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

    In Panama, nitrogen-fixing trees unlock phosphorus and other scarce nutrients By … in soil beneath their roots. Credit: Sarah Batterman. Co-author Kristin Saltonstall of Smithsonian Tropical …

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

    In the tropics, nitrogen-fixing trees take a hit from herbivores … Forest Ecologist at Cary Institute of Ecosystem Studies and co-author on the paper, explains, “Tree growth in many … this sink is weakening due to climate change and potential limitation by nitrogen. The widespread cost of herbivory for …

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

    … early research transformed how scientists calculate forest nitrogen budgets. He was among the first to document that … atmospheric deposition of pollutants. Gary was an author or co-author on many of the most important papers in this area. … in memory of Gary Lovett Gary was a treasured near 30-year mentor and later collaborator and friend, advising …

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  4. How Tropical Trees Overcome Nutrient Limitations

    How Tropical Trees Overcome Nutrient Limitations Lead Scientist(s) : … strategies are most important for alleviating nutrient limitation in tropical forests. To address these questions … be expected to absorb in the future. Publications

  5. Soil carbon sequestration as a climate change solution

    … When you hear of the Biden administration’s plans to encourage farmers to store carbon in soils as a climate … that soil carbon sequestration is slow stems from its nitrogen and phosphorus contents, which are also lost alongside soil …

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  6. Ocean acidification

    … Ocean acidification The rising carbon dioxide content of Earth’s atmosphere will take an increasing toll … certain oxidized gases, such as sulfur dioxide (SO2) and nitrogen dioxide (NO2), dissolve in water, they make it … & J.M. Hall‐Spencer.  2021. Ocean acidification locks algal communities in a species‐poor early successional …

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  7. A round green economy

    A round green economy According to the EPA, around 16.9 … as copper, lead, zinc, lithium—were recycled, all nitrogen, phosphorus and potassium fertilizer applied to crops was …

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  8. Ecological theory can help explain why segregation persists

    Ecological theory can help explain why segregation persists A new way of understanding … and the real estate industry operating in the 1920s and 1930s. Baltimore is far from the only city living with …

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  9. How Nutrients Limit the Carbon Sink in Tropical Forests

    … is how much carbon dioxide will be taken up by terrestrial ecosystems. There is hope that tropical forests will absorb … has been limited. In fact, our lab is finding that nutrient limitation changes throughout tropical forest succession. We … tracking tree dynamics in 76 0.16 ha plots treated with nitrogen, phosphorus, nitrogen plus phosphorus, or a control …

  10. Selected Publications by Dr. Winslow D. Hansen

    Selected Publications by Dr. Winslow D. Hansen Abatzoglou, J.T., … increases in western US forest fire despite growing fuel constraints . Communications Earth & Environment 2:227. … 2020. An alternate vegetation type proves resilient and persists for decades following forest conversion in the …