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Earth systems models are an important tool for studying complex processes occurring around the planet, such as those in and between the atmosphere and biosphere, and they help researchers and policymakers better understand phenomena like climate change. Incorporating more data into these simulations can improve modeling accuracy; however, sometimes, this requires the arduous task of gathering millions of data points. Researchers have now developed a method to bypass the need for gathering data for over 55,000 tree species to better account for how plants influence the flow of water around the planet.View the full article
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Many U.S. forests are privately owned, particularly in the Eastern and North Central part of the country. This makes control of invasive plants and pests challenging because efforts must be coordinated across landowners. A new study explores how differences in ownership motivation affects willingness to control, and how economic incentives can be implemented most efficiently.View the full article
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A new study has estimated it would cost $15.6 billion per year for 30 years to prevent extinction for 99 of Australia's priority species. The research highlights the urgent need for increased funding to combat threats such as habitat destruction, invasive species and climate change.View the full article
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As grasslands get abandoned, controlled burning is discussed as a labor-saving method of keeping forests at bay. A research team found that this method results in higher biodiversity and a higher prevalence of endangered plant species in some grasslands compared to others, depending on what soils they grow on.View the full article
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The productivity of cacao trees decreases with time, forcing farmers to renew their plantations by either cutting down the old trees or establishing a new crop elsewhere. Frequently, new plantations are established in areas of the forest that are thinned out to accommodate new, young cacao trees. However, this comes with high economic and ecological costs. An alternative approach is to graft highly productive and native cultivars onto the existing older cacao trees. An international team found that cacao grafting is a useful measure to rejuvenate cacao plants, increasing their yield and profits with minimal impact on biodiversity.View the full article
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New research from a team of tropical biologists forecasts some of the changes that may occur in the Amazon rainforest as temperatures rise due to climate change.View the full article
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Japan Sea element plants are generally thought to have evolved from closely related species on the Pacific side. Camellia japonica and Camellia rusticana were also believed to follow this pattern. However, a new study revealed that their origins trace back to the Miocene, when the Japanese archipelago separated from the continent.View the full article
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Researchers use genomic data to study the decline in genetic diversity in the Amazon Basin, particularly in Brazil Nut trees. The research uses genomic data to understand this keystone species' genetic health and adaptability, help reconstruct its demographic history, and assess the long-term impacts of human interaction on forest ecosystems. The findings emphasize the need for conservation strategies to consider both ecological and anthropogenic factors.View the full article
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Globally, tropical rain forests are among the most species-rich habitats and are therefore often prioritized in conservation efforts. A team of scientists now show that the diversity of ground-dwelling mammals and birds in Nui Chua National Park (Viet Nam) is highest in semi-dry forest, the transitional habitat where dry and wet evergreen broadleaf forest habitats meet.View the full article
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Ecologists have identified significant ecological risks associated with the release of hybrid groupers into Hong Kong's coastal waters, a practice often linked to religious 'mercy release' rituals. Their study highlights how the Tiger Grouper-Giant Grouper hybrid (TGGG), also known as the Sabah grouper, disrupts local marine ecosystems by exploiting unique ecological niches and potentially becoming a dominant predator. This research, the first to use advanced DNA metabarcoding to analyze the diet of this hybrid species, underscores the urgent need for public education and conservation measures to mitigate unintended ecological impacts.View the full article
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Researchers, citizen scientists and their 'truffle dogs' -- have discovered two new species of truffle. Tuber canirevelatum, meaning the 'dog-found' truffle, was named in honor of truffle dogs and Monza, the dog who discovered it with her trainer Lois Martin. The other, Tuber cumberlandense, was named for the Cumberland Plateau where it was found by Margaret Townsend and her truffle dog, Luca.View the full article
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A mussel bed in Northern California is as healthy and biodiverse as it was about 80 years ago, when two young students surveyed it shortly before one was sent to fight in World War II. Resampling the site reveals a thriving mussel bed community that also shows the mark of climate change.View the full article
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Northern pike are moving through salt water to invade freshwater habitats in Southcentral Alaska, according to a new study. It's the first known documentation that northern pike are traveling through estuaries, where fresh water from rivers mixes with the ocean, to colonize new territory in North America.View the full article
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Route of entry for Semliki Forest virus into the brain revealed
NewsBot posted a topic in NISIC News
Semliki Forest virus was originally isolated from mosquitoes in the Semliki Forest, Uganda, hence the name. Upon systemic infection from mosquito bites, Semliki Forest virus causes mild blood viremia before finding its way to the central nervous system where it can cause neurotoxicity. In a recent study, researchers show that the Semliki Forest virus enters the central nervous system by first entering the cerebrospinal fluid and then binding to a specific cell type before penetrating deeper into the brain. This finding could potentially be used to develop the Semliki Forest virus as an agent for treating brain cancer.View the full article -
The invasive emerald ash borer, according to the U.S. Department of Agriculture, was first found in the United States in southeast Michigan in 2002. In the decades since, the wood-boring beetle has spread east and west across the U.S. and Canada, killing tens of millions of ash trees, causing one of the costliest forest insect invasions to date. More than 90% of all ash infested by the insect native to Asia eventually die, threatening to make the tree species functionally extinct in North America. In response, researchers are working to identify and develop ash trees genetically able to withstand the beetles' onslaught and strategize how to restore ash to forests.View the full article
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A research team has carried out the most comprehensive assessment to date of how logging and conversion to oil palm plantations affect tropical forest ecosystems. The results demonstrate that logging and conversion have significantly different and cumulative environmental impacts.View the full article
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Scorching climate drove lampreys apart during cretaceous period
NewsBot posted a topic in NISIC News
A new study finds that one of the hottest periods in Earth's history may have driven lampreys apart -- genetically speaking. The work could have implications for how aquatic species respond to our current changing climate.View the full article