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Dr. David L. Strayer
… and understanding the roles of suspension-feeding animals in ecosystems. Strayer also works on broader issues … by removing tiny particles from the water. These animals can have large, pervasive effects on aquatic ecosystems. … of species and ecosystems. In addition to his scientific publications, Strayer has written several dozen essays for …
ltumblety - 11/10/2023 - 15:40
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Beech Bark Disease
Beech Bark Disease The fungi cause bark lesions that grow and eventually girdle the … system and causing it to deteriorate slowly. The decline can take years to decades, but is usually fatal. The disease … and may be dispersed by hitching a ride on birds or other animals. The insects can also be spread by people moving …
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Why oceanic islands buck biodiversity trends
… Conservation Animals and plants are not evenly distributed across the … Delavaux et al./Nature 2024 “Many plants rely on fungi to access soil nutrients, or on specialized … to explore how mutualisms — or the lack thereof — may affect diversity in other parts of island ecosystems, such …
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Road salt: Protecting China’s drivers, but at what cost?
… drivers, but at what cost? Salting roads can make winter driving safer, but its corrosive impacts on … agents can also harm the health of humans and other animals. As snow and ice contaminated with chloride salt … wells. High sodium levels in drinking water can negatively affect people with high blood pressure, while high chloride …
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Antidepressant pollution alters crayfish behavior, with impacts to stream ecosystems
… rivers globally, but little is known about its effects on animals and ecosystems. A new study , published in the … and left them to gather communities of algae, bacteria, fungi, and invertebrates. The colonized leaf packs and rocks … litter, and cycle nutrients. They are stress-tolerant and can become abundant in urban waterways. These freshwaters …
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Ecology and artificial intelligence: stronger together
… impacts. The idea arose from the observation that AI can be shockingly good at certain tasks, but still far from … viruses might be capable of infecting humans, and which animals are most likely to harbor those viruses . … at a time — for example, how does population density affect the number of cases of an infectious disease? The …
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How Lyme disease became unstoppable
… disease, and the deadly Powassan virus disease, which can cause encephalitis and has a case fatality rate of … Covid-19, is a zoonotic disease, which means it spills from animals into people. In Lyme’s case, the pathogen is … north. And as Ostfeld has stated in interviews with other publications, it is likely doing the same for the …
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Can humans be part of healthy ecosystems?
Can humans be part of healthy ecosystems? … on natural habitats near her home, and wonders whether we can ever function as part of a healthy ecosystem. We look … a symbiotic relationship with nature, seeing plants and animals as their relations. Over the past couple of …
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Livestock antibiotics and rising temperatures disrupt soil microbial communities
… Due to climate warming and other human activities that affect soil microorganisms, this important carbon sink is at … heat and antibiotic additions, bacteria collapsed, allowing fungi to dominate and homogenize – resulting in fewer … organic carbon. Increases in these labile carbon pools can lead to a reduction in long-term carbon storage …
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Q&A with Winslow Hansen: Wildfire in the western US
… Discover why wildfires are increasing and how science can help us adapt. 2013 Alder Fire in Yellowstone … and expose their seeds when heated by fire. Some types of fungi disperse their spores through wildfire smoke. Other … This allows us to develop projections of how fire will affect forests in western North America through the 21st …
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