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sweden's forests could fuel air travel, researchers say




the breakthrough, from a study by luleå university of technology in collaboration with sweden's environmental research institute, showed that biomass gasification combined with a liquefaction process can sustainably and affordably produce aviation biofuel from forest residues. the researchers argue...



mapping the first family tree for tropical forests




more than 100 researchers have collaborated to classify the world's tropical forests according to their evolutionary history, a process that will help researchers predict the resilience or susceptibility of different forests to global environmental changes.



research aims to help renewable jet fuel take flight




image: in renewable jet fuel research at the university of delaware, saikat dutta, postdoctoral researcher at the catalysis center for energy innovation, conducts experiments with catalysts, the chemical 'goats' that kickstart... view more credit: evan krape/university of delawareairplanes zoom ov...



'achtung! fake news': germany rebuts sweden travel warning




germany is not warning people against travelling to sweden. photo: simon paulin/imagebank.sweden.se the german foreign ministry has issued a warning over a "fake news" story being shared on social media, claiming they had issued a travel warning for sweden. at the weekend facebook pages associated w...



why sweden wants your help to catch mosquitoes




if you're looking for something to do on a lazy day this summer, how about catching a mosquito or two? researchers in sweden are now asking members of the public for help catching the blood-thirsty insects. the mosquito-catching project is being launched this summer by sweden's national veterinary i...



payments to rural communities offer a new opportunity to restore china's native




despite massive efforts at reforestation, china's native forests continue to be displaced by plantations. a new study by researchers from the world agroforestry centre (icraf), kunming institute of botany (kib), princeton university, and sun yat-sen university argues that rural communities could hel...



researchers discover tree trunks act as methane source in upland forests




a new study from the university of delaware is one of the first in the world to show that tree trunks in upland forests actually emit methane rather than store it, representing a new, previously unaccounted source of this powerful greenhouse gas.



payments to rural communities offer a new opportunity to restore china's native




patches of reforested land alongside farms in sichuan province, china. reforestation in china often uses single species rather than the range of species found in the original native forests. credit: fangyuan huadespite massive efforts at reforestation, china's native forests continue to be displaced...



shale gas development spurring spread of invasive plants in pa. forests




vast swaths of pennsylvania forests were clear-cut circa 1900 and regrowth has largely been from local native plant communities, but a team of researchers in penn state's college of agricultural sciences has found that invasive, non-native plants are making significant inroads with unconventional na...



what silver fir adna can tell us about neolithic forests




a new technique makes it possible to cost-effectively analyse genetic material from fossil plant and animal remains. researchers from the swiss federal institute for forest, snow and landscape research wsl and the universities of lausanne and bern have used this technique to examine the dna of silve...



by stressing quantity over quality, travel industry has sparked a backlash




travel is a major global industry, but in 2017 it attracted unprecedented resentment and retaliation towards tourists. a growing global backlash against tourism extended from tropical rain forests to urban destinations like rio de janeiro and venice. i have studied tourism’s social and environment...



tales of the midnight sun – on the night train from kiruna to stockholm




on the night train from kiruna to stockholm. all photos: rossella tatti travel writer rossella tatti on multicultural encounters on board the arctic polar circle train to swedish lapland. a trip to swedish lapland will not only bring you memories of endless days and midnight sun, but also an insight...



tales of the midnight sun – on the night train from kiruna to stockholm




on the night train from kiruna to stockholm. all photos: rossella tatti travel writer rossella tatti on multicultural meetings on board the arctic polar circle train to swedish lapland. a trip to swedish lapland will not only bring you memories of endless days and midnight sun, but also an insight i...



umn researchers find recipe for forest restoration




the good news: recognizing the incredible value of forests in providing habitat, storing carbon dioxide, purifying water and more, people around the world are working to restore forests destroyed in the past by human activities such as logging and farming. the bad news: in some places, it's practica...



study reveals exactly how low-cost fuel cell catalysts work




in order to reduce the cost of next-generation polymer electrolyte fuel cells for vehicles, researchers have been developing alternatives to the prohibitively expensive platinum and platinum-group metal (pgm) catalysts currently used in fuel cell electrodes. new work at los alamos and oak ridge nati...



the effect of hurricanes on puerto rico's dry forests




caribbean tropical forests are subject to hurricane impacts of great variability. in addition to natural storm incongruity, climate change can alter storm formation, duration, frequency, and intensity. scientists assessed the impacts of storms of different intensities and frequencies on tropical dry...



using platinum-molybdenum carbide to catalytically release hydrogen to power a f




reaction path for hydrogen production from methanol and water. credit: (c) nature (2017). doi: 10.1038/nature21672(phys.org)—a team of researchers from several institutions in china and the u.s. has developed a way to use platinum–molybdenum carbide to catalytically release hydrogen from methano...



debate rages in sweden over muslim brotherhood report




a report into the influence of the muslim brotherhood in sweden has caused debate after researchers disputed its contents. photo: henrik montgomery/tt a report commissioned by sweden's civil contingencies agency (msb) to look into the influence of the islamist organization the muslim brotherhood in ...



how nature creates forest diversity




forests, especially tropical forests, are home to thousands of species of trees—sometimes tens to hundreds of tree species in the same forest—a level of biodiversity ecologists have struggled to explain. in a new study published in the journal proceedings of the national academy of sciences (pna...



savanna fires pump central african forests full of nitrogen




researchers found that nitrogen from large-scale fires is being swept up into the atmosphere and deposited on the forests of the congo basin. credit: travis drakethe remote forests of africa's congo basin have long been a blind spot for scientists working to understand how earth's natural cycles res...



travel agency gets its swedish geography very wrong




a swedish travel agency was left red-faced after it mixed up some of northern sweden's biggest towns in an advert. which town is the furthest north? is it umeå? or luleå? that's the question that had the travel agency tui confused when it launced a new campaign promoting its international flights ...



mountain forests don't need humans – but we need them




forests in the mountain regions of our planet are fragile ecosystems, suffering from the impact of climate change. however, to survive in the long-term, these ecosystems do not need human intervention. it is rather the humans in the mountain regions who depend on healthy forests and the protection t...



how to manage forest pests in the anthropocene? bring theory.




image: coming to a forest near you? dendroctonus frontalis, one of a host of pests whose distributions are changing in the anthropocene. view more credit: erich vallery, southern research station, usda forest service.hanover, n.h. - nov. 13, 2017 - a set of fundamental tactics ranging from the the...



forest resilience declines in face of wildfires, climate change




the forests you see today are not what you will see in the future. that's the overarching finding from a new study on the resilience of rocky mountain forests, led by colorado state university. researchers analyzed data from nearly 1,500 sites in five states -- colorado, wyoming, washington, idaho, ...



carbon-based approaches for saving rainforests should include biodiversity studi




a rainforest in gabon. conservationists working to safeguard tropical forests often assume that old growth forests containing great stores of carbon also hold high biodiversity, but a new study finds that the relationship may not be as strong as once thought. credit: miguel lealconservationists work...