Researchers Introduce Macrosystems Approach to Study Stream Ecology | freshare.netSnack Attack: Bears Munch on Ants and Help Plants Grow | freshare.netHumanity Has Exceeded 4 of 9 ‘Planetary Boundaries’ | freshare.netRainfall Can Release Aerosols | freshare.netEmerald Ash Borer Confirmed as Threat to White Fringetree | freshare.netNew Contaminants Found in Oil and Gas Wastewater | freshare.netMDC to Match $1.3 Million to Help Landowners with Habitat Conservation | freshare.netHunting Bats Rely on ‘Bag of Chips Effect’ | freshare.netHumans, Sparrows Make Sense of Sounds in Similar Ways | freshare.netMDC Talks Winter Turtle Power | freshare.netAlgae Blooms Create Their Own Favorable Conditions, New Study Finds | freshare.netBig River, Big Data | freshare.netMapping Snake Venom Variety Reveals Unexpected Evolutionary Pattern | freshare.netBreathing Diesel Exhaust Leads to Changes ‘Deep Under the Hood’ | freshare.netAre Human Behaviors Affecting Bird Communities in Residential Areas? | freshare.net2014 in Missouri Conservation News | freshare.netHoliday Closures on the Buffalo | freshare.netForget Myth: Poinsettias are Not Poisonous to Humans, Pets | freshare.netSensing Distant Tornadoes, Birds Flew the Coop | freshare.netBuffalo National River Deputy Superintendent | freshare.netSpider’s Web Weaves Way to Advanced Networks and Displays | freshare.netFight Litter Through Annual “No More Trash!” Contest | freshare.netCitizen Science Spurs Increased Support For Conservation | freshare.netHow to Help Winter Wildlife | freshare.netFungus-Growing Ants Selectively Cultivate Their Crops | freshare.netEat More Carp | freshare.netFirst Time Hickory Nut Pie | freshare.netOrganic Mulch Lets Insect Pollinators Do Their Job | freshare.netKeep Your Plants from Freezing this Winter | freshare.netUsing and Planting a Living Christmas Tree Adds Appeal to Home Landscape and Memories of the Season | freshare.netTool Maintenance Now Saves Time in the Spring | freshare.netNumber of Missouri Christmas Tree Farms in Decline | freshare.netMotorists: Be on the Lookout for Deer on Highways | freshare.netGroundwater Patches Play Important Role in Forest Health, Water Quality | freshare.netHome in the Business Park | freshare.netNational Water-Use at Lowest Levels Since Before 1970 | freshare.netLittle Evidence Conservation Organizations Respond to Economic Signals | freshare.netProtect Bulbs From Pesky Critters | freshare.netMDC Stocks Rainbow Trout at Mid-Missouri Lakes for Winter Fishing | freshare.netPharmaceuticals and the Water-Fish-Osprey Food Web | freshare.netBackpack Physics: Smaller Hikers Carry Heavier Loads | freshare.netWhy Plants Don’t Get a Sunburn | freshare.netNestling Birds Struggle in Noisy Environments | freshare.netMinimal Risk of Encountering Stinging Caterpillars in Missouri | freshare.netNew Tracers Can Identify Frack Fluids in the Environment | freshare.netPersimmon Seeds Predict Ozarks’ Winter Weather | freshare.netAs Weather Cools, Trout Fishing Action Heats Up | freshare.netU.S. Forest Service Releases 2015 Dates for Fee-free Days | freshare.netOK Dept. of Wildlife Internships | freshare.netSpring River Dam Repairs Completed | freshare.netThe Glade as an Ozarks Treasure | freshare.netSmall Spills at Gas Stations Could Cause Significant Health Risks Over Time | freshare.netReport Assesses Health of the Nation’s Birds | freshare.netImportation of Firewood Banned on Arkansas’s WMAs and NWRs | freshare.netRivers Recover Natural Conditions Quickly Following Dam Removal | freshare.netSearch for Missing Hiker Successful | freshare.net2015 Natural Events Calendar on Sale | freshare.netErbie Campground Open | freshare.netGenetic Secrets of the Monarch Butterfly | freshare.netThe Cultural Side of Science Communication | freshare.netNanoparticles Accumulate Quickly in Wetland Sediment | freshare.netWind Turbine or Tree? Certain Bats Might Not Know | freshare.netFall Fishing on the Ouachita River | freshare.netDog Waste Contaminates Our Waterways | freshare.netSmoke in the Air | freshare.net2014 Arkansas Fall Color Updates Now Available | freshare.netWeekly Fall Color Reports Available | freshare.netFracking Wastewater That Is Treated for Drinking Produces Harmful Compounds | freshare.netDiscover Nature with Elk Driving Tours | freshare.netGlade Restoration Workshop Planned for Calico Rock | freshare.netA Day on the River: A National Hunting and Fishing Day Event |‘Green Wave’ Explains Migratory Bird Routes | freshare.netPesticides Levels Still a Concern for Aquatic Life in Rivers and Streams | freshare.netWalking Off Obesity | freshare.netA Future for Agroforestry | freshare.netCamden Doctor Has Battled Feral Hogs for Years | freshare.netPassenger Pigeon Centennial a Conservation Milestone | freshare.netHunter Observation Form Goes Electronic | freshare.netCape Nature Center Hosts Missouri Author-Artist Duo | freshare.netMDC to Hold Vehicle and Equipment Auction Oct. 18 in Salem | freshare.netView ‘Caterpillars with Character’ at Cape Nature Center | freshare.netMaster Gardener Courses Being Offered in Hollister and Ozark | freshare.netEvent at Rockwoods Reservation to Commemorate the Passenger Pigeon | freshare.netFun on the Farm | freshare.netPollutant Risk Changes When Bugs Take Flight | freshare.netGo Mobile with New, Free MDC “MO Hunting” App | freshare.netFall Armyworms Infesting Some Oklahoma Lawns | freshare.netStatistics Show Arkansas Ranking High in Deer Categories | freshare.netMDC Provides Columbia High Schools with Outdoor Equipment | freshare.netBaby Alligator Found at Bull Shoals Lake | freshare.netMDC Hosts Women’s Trout Fishing Event at Maramec Spring Park | freshare.netYoung Birds Delay Departure, Make Frequent Stopovers During First Migration | freshare.netConservation Department Continues Alligator Gar Restoration | freshare.netArkansas Bear Survey Needs Eyes in the Field | freshare.netLawn Care Professional Workshop in Springfield Sept. 2 | freshare.netLawn, Gardening or Insect Problem:  Who Ya Going to Call? | freshare.netHunter Education Skills Session on MU Campus | freshare.netLearn About Tree Health and Garden Pest Control at Master Gardener Seminar | freshare.netMU Scientists Call for Increased Conservation Efforts to Save Black Bears | freshare.netA Global Temperature Conundrum: Cooling or Warming Climate? |

Exploring the Ozarks Outdoors:

Title Excerpt Author Date
Researchers Introduce Macrosystems Approach to Study Stream Ecology Kansas State University scientists and collaborators have developed a new method for studying a variety of streams—including tropical, prairie or forested streams—across continents. Walter Dodds, university distinguished professor of biology, has led the researchers in creating the Stream Biome Gradient Concept, which is a way to compare streams in different… Guest Contributor 01/23/15
Snack Attack: Bears Munch on Ants and Help Plants Grow Tiny ants may seem like an odd food source for black bears, but the protein-packed bugs are a major part of some bears’ diets and a crucial part of the food web that not only affects other bugs, but plants too. Florida State University researcher Josh Grinath examined the close… Guest Contributor 01/23/15
Humanity Has Exceeded 4 of 9 ‘Planetary Boundaries’ An international team of researchers says climate change, the loss of biosphere integrity, land-system change, and altered biogeochemical cycles like phosphorus and nitrogen runoff have all passed beyond levels that put humanity in a “safe operating space.” Civilization has crossed four of nine so-called planetary boundaries as the result of… Guest Contributor 01/23/15
Rainfall Can Release Aerosols Ever notice an earthy smell in the air after a light rain? Now scientists at MIT believe they may have identified the mechanism that releases this aroma, as well as other aerosols, into the environment. Using high-speed cameras, the researchers observed that when a raindrop hits a porous surface, it… Guest Contributor 01/23/15
Emerald Ash Borer Confirmed as Threat to White Fringetree The emerald ash borer (Agrilus planipennis), also known as EAB, is an invasive insect pest from Asia that has killed millions of trees in the United States and Canada and has caused billions of dollars of damage since it was discovered in 2002. Fortunately, its damage has been limited to… Guest Contributor 01/23/15
New Contaminants Found in Oil and Gas Wastewater Duke University scientists have discovered high levels of two potentially hazardous contaminants, ammonium and iodide, in wastewater being discharged or spilled into streams and rivers from oil and gas operations in Pennsylvania and West Virginia. Levels of contamination were just as high in wastewater coming from conventional oil and gas… Guest Contributor 01/23/15
Hunting Bats Rely on ‘Bag of Chips Effect’ When bats hunt in groups at night, they rely on the sounds of their fellow bats to tip them off on the best places to a grab a good meal. Researchers reporting their findings in the Cell Press journal Current Biology on January 8 are calling this behavior the “bag… Guest Contributor 01/08/15
Humans, Sparrows Make Sense of Sounds in Similar Ways The song of the swamp sparrow—a grey-breasted bird found in wetlands throughout much of North America—is a simple melodious trill, repeated over and over again. “It’s kind of like a harmonious police whistle,” said biologist Stephen Nowicki. But according to a new study by Duke University scientists Nowicki and Robert… Guest Contributor 01/08/15
Algae Blooms Create Their Own Favorable Conditions, New Study Finds Fertilizers are known to promote the growth of toxic cyanobacterial blooms in freshwater and oceans worldwide, but a new multi-institution study shows the aquatic microbes themselves can drive nitrogen and phosphorus cycling in a combined one-two punch in lakes. The findings suggest cyanobacteria—sometimes known as pond scum or blue-green algae—that… Guest Contributor 01/08/15
Mapping Snake Venom Variety Reveals Unexpected Evolutionary Pattern Venom from an eastern diamondback rattlesnake in the Everglades is distinct from the cocktail of toxins delivered by the same species in the Florida panhandle area, some 500 miles away. But no matter where you go in the Southeastern United States, the venom of the eastern coral snake is always… Guest Contributor 01/08/15
Breathing Diesel Exhaust Leads to Changes ‘Deep Under the Hood’ Just two hours of exposure to diesel exhaust fumes can lead to fundamental health-related changes in biology by switching some genes on, while switching others off, according to researchers at the University of British Columbia and Vancouver Coastal Health. The study involved putting volunteers in a polycarbonate-enclosed booth—about the size… Guest Contributor 01/08/15
Are Human Behaviors Affecting Bird Communities in Residential Areas? A new study from the Wildlife Conservation Society shows that habitat alteration may be less important than other factors- such as human behavior- in driving the effects of “exurban” development on bird communities. These unexpected results are fueling more questions that may ultimately lead to informed landowners lessening their impacts… Guest Contributor 01/08/15
Holiday Closures on the Buffalo The Tyler Bend and Buffalo Point Visitor Centers will be closed on Christmas Day, December 26, and January 1. Steel Creek will be closed for the winter. Seasonal staffing reduction also will create some additional closures at Buffalo Point. The Interpretive staff continue to provide programs and information during this… Guest Contributor 12/23/14
Sensing Distant Tornadoes, Birds Flew the Coop When birds unexpectedly flee their nesting grounds, it may be a demonstration of Mother Nature’s early-warning system that a massive storm is approaching. While tracking a population of golden-winged warblers, a research team led by ecologist Henry Streby at the University of California, Berkeley, discovered that birds in the mountains… Guest Contributor 12/19/14
Buffalo National River Deputy Superintendent Laura A. Miller, former Superintendent of President William Jefferson Clinton Birthplace Home National Historic Site [Hope, AR], has been named Deputy Superintendent of Buffalo National River [Harrison, AR]. “I’m very pleased to announce that Laura Miller is joining the Buffalo River management team.” said Superintendent Kevin Cheri. “Laura was instrumental… Guest Contributor 12/19/14
Spider’s Web Weaves Way to Advanced Networks and Displays The next generation of light-manipulating networks may take their lead from designs inspired by spiders and leaves, according to a new report from two Boston College physicists and colleagues at South China Normal University. Structures as commonplace as spider webs and leaf venation show they can lead to near optimal… Guest Contributor 12/19/14
Citizen Science Spurs Increased Support For Conservation Citizen science boosts environmental awareness and advocacy more than previously thought and can lead to broader public support for conservation efforts, according to a new study by researchers at Duke University’s Nicholas School of the Environment. The study, led by PhD student McKenzie Johnson, was published last month in the… Guest Contributor 12/11/14
Fungus-Growing Ants Selectively Cultivate Their Crops Ever since agriculture evolved around 10,000 years ago, plants have been artificially selected to become the fast growing and highly productive varieties we know today. However, humans were not the first to see merit in cultivating their own food. Ants have been farming for over 50 million years. One species,… Guest Contributor 12/11/14
Organic Mulch Lets Insect Pollinators Do Their Job As interest in organic agricultural and horticultural practices continues to grow, so does the need to identify alternative weed control practices. Mulching, a common practice used to control weeds and reduce the need for tillage, can also reduce insect pollinators’ exposure to harmful pesticides; however, finding the right mulch materials… Guest Contributor 12/11/14
Groundwater Patches Play Important Role in Forest Health, Water Quality Even during summer dry spells, some isolated patches of soil in forested watersheds remain waterlogged. These patches act as hot spots of microbial activity that remove nitrogen from groundwater and return it to the atmosphere, researchers from several institutions, including Virginia Tech, report in a leading scientific journal. The discovery… Guest Contributor 11/06/14
National Water-Use at Lowest Levels Since Before 1970 Water use across the country reached its lowest recorded level in nearly 45 years. According to a new USGS report, about 355 billion gallons of water per day (Bgal/d) were withdrawn for use in the entire United States during 2010. This represents a 13 percent reduction of water use from… Guest Contributor 11/06/14
Little Evidence Conservation Organizations Respond to Economic Signals A University of Tennessee, Knoxville, study finds that nonprofit organizations aiming to protect biodiversity show little evidence of responding to economic signals, which could limit the effectiveness of future conservation efforts. The study is published this week in the academic journal Ecology and Evolution and can be read at… Guest Contributor 11/06/14
Pharmaceuticals and the Water-Fish-Osprey Food Web Ospreys do not carry significant amounts of human pharmaceutical chemicals, despite widespread occurrence of these chemicals in water, a recent U.S. Geological Survey (USGS) and Baylor University study finds. These research findings, published by Integrated Environmental Assessment and Management is the first published study that examines the bioaccumulation of pharmaceuticals… Guest Contributor 10/30/14
Backpack Physics: Smaller Hikers Carry Heavier Loads Hikers are generally advised that the weight of the packs they carry should correspond to their own size, with smaller individuals carrying lighter loads. Although petite backpackers might appreciate the excuse to hand off heavier gear to the larger members of the group, it turns out that they may not… Guest Contributor 10/30/14
Why Plants Don’t Get a Sunburn Plants rely on sunlight to make their food, but they also need protection from its harmful rays, just like humans do. Recently, scientists discovered a group of molecules in plants that shields them from sun damage. Now, in an article in the Journal of the American Chemical Society, one team… Guest Contributor 10/30/14
Nestling Birds Struggle in Noisy Environments Unable to fly, nestling birds depend on their parents for both food and protection: vocal communication between parents and offspring helps young birds to determine when they should beg for food and when they should crouch in the nest to avoid a predator seeking an easy meal. A group of… Guest Contributor 10/30/14
New Tracers Can Identify Frack Fluids in the Environment Scientists have developed new geochemical tracers that can identify hydraulic fracturing flowback fluids that have been spilled or released into the environment. The tracers have been field-tested at a spill site in West Virginia and downstream from an oil and gas brine wastewater treatment plant in Pennsylvania. “By characterizing the… Guest Contributor 10/30/14
Small Spills at Gas Stations Could Cause Significant Health Risks Over Time A new study suggests that drops of fuel spilled at gas stations — which occur frequently with fill-ups — could cumulatively be causing long-term environmental damage to soil and groundwater in residential areas in close proximity to the stations. Few studies have considered the potential environmental impact of routine gasoline… Guest Contributor 10/09/14
Rivers Recover Natural Conditions Quickly Following Dam Removal A study of the removal of dams suggests that rivers can return surprisingly fast to a condition close to their natural state, both physically and biologically, and that the biological recovery might outpace the physical recovery. The analysis, performed by researchers from Oregon State University, examined portions of two rivers… Guest Contributor 10/09/14
Search for Missing Hiker Successful Cindy Hawse was located by a National Park Service-led team at approximately 1:35 pm today (Monday, October 6) at a location about ¼ mile north of the nearest established trail. She is in good condition and had apparently suffered no ill-effects from her night in the rough country in this… Guest Contributor 10/09/14
Erbie Campground Open Buffalo National River is pleased to announce that the Erbie Campground—located off Hwy 7 between Jasper and Harrison—has reopened after being closed for nearly two years due to budget and staffing shortages. Campers will find some changes at Erbie, however. The individual sites (which accommodate up to six people per… Guest Contributor 10/09/14
Genetic Secrets of the Monarch Butterfly The monarch butterfly is one of the most iconic insects in the world, best known for its distinct orange and black wings and a spectacular annual mass migration across North America. However, little has been known about the genes that underlie these famous traits, even as the insect’s storied migration… Guest Contributor 10/02/14
The Cultural Side of Science Communication Do we think of nature as something that we enjoy when we visit a national park and something we need to “preserve?” Or do we think of ourselves as a part of nature? A bird’s nest is a part of nature, but what about a house? The answers to these… Guest Contributor 10/02/14
Nanoparticles Accumulate Quickly in Wetland Sediment A Duke University team has found that nanoparticles called single-walled carbon nanotubes accumulate quickly in the bottom sediments of an experimental wetland setting, an action they say could indirectly damage the aquatic food chain. The results indicate little risk to humans ingesting the particles through drinking water, say scientists at… Guest Contributor 10/02/14
Wind Turbine or Tree? Certain Bats Might Not Know The study, led by U.S. Geological Survey scientist Paul Cryan, was the first to use video surveillance cameras to watch bats for several months flying at night near experimentally manipulated wind turbines and led to the discovery that tree-roosting bats, or “tree bats,” may approach and interact with wind turbines… Guest Contributor 10/02/14
Dog Waste Contaminates Our Waterways Americans love their dogs, but they don’t always love to pick up after them. And that’s a problem. Dog feces left on the ground wash into waterways, sometimes carrying bacteria — including antibiotic-resistant strains — that can make people sick. Now scientists have developed a new genetic test to figure… Guest Contributor 10/02/14
Smoke in the Air Not only does October indicate the changing of the seasons in Arkansas it also marks the unofficial start to the fall wildland fire season. Adequate rainfall and below average temperatures over the summer have created a large amount of fine grass fuels that will be available for wildland fires during… Guest Contributor 10/02/14
Fracking Wastewater That Is Treated for Drinking Produces Harmful Compounds Concerns that fluids from hydraulic fracturing, or “fracking,” are contaminating drinking water abound. Now, scientists are bringing to light another angle that adds to the controversy. A new study, appearing in the ACS journal Environmental Science & Technology, has found that discharge of fracking wastewaters to rivers, even after passage… Guest Contributor 09/25/14
‘Green Wave’ Explains Migratory Bird Routes Migratory songbirds enjoy the best of both worlds—food-rich summers and balmy winters—but they pay for it with a tough commute. Their twice-a-year migrations span thousands of miles and are the most dangerous, physically demanding parts of their year. Surprisingly, for many North American species the best route between summer and… Guest Contributor 09/12/14
Pesticides Levels Still a Concern for Aquatic Life in Rivers and Streams Levels of pesticides continue to be a concern for aquatic life in many of the Nation’s rivers and streams in agricultural and urban areas, according to a new USGS study spanning two decades (1992-2011). Pesticide levels seldom exceeded human health benchmarks. Over half a billion pounds of pesticides are used… Guest Contributor 09/12/14
Pollutant Risk Changes When Bugs Take Flight Insects feed fish and wildlife higher on the food chain, but they can also transfer harmful contaminants to their predators according to new research conducted by the U.S. Geological Survey and published in Environmental Science and Technology. Because insects can transform from sedentary juveniles (larvae) to winged adults, contaminants accumulated… Guest Contributor 09/05/14
Young Birds Delay Departure, Make Frequent Stopovers During First Migration Juvenile songbirds on spring migration travel from overwintering sites in the tropics to breeding destinations thousands of miles away with no prior experience to guide them. Researchers at York University tracked these “student pilots” on their first long-haul flight and found significant differences between the timing of juvenile migration and… Guest Contributor 08/21/14
A Global Temperature Conundrum: Cooling or Warming Climate? When the Intergovernmental Panel on Climate Change recently requested a figure for its annual report, to show global temperature trends over the last 10,000 years, the University of Wisconsin-Madison’s Zhengyu Liu knew that was going to be a problem. “We have been building models and there are now robust contradictions,”… Guest Contributor 08/14/14
A New Look at What’s in ‘Fracking’ Fluids Raises Red Flags As the oil and gas drilling technique called hydraulic fracturing (or “fracking”) proliferates, a new study on the contents of the fluids involved in the process raises concerns about several ingredients. Researchers say that out of nearly 200 commonly used compounds, there’s very little known about the potential health risks… Guest Contributor 08/14/14
Filter Bed Substrates, Plant Types Recommended for Rain Gardens Urban stormwater runoff is causing problems for the world’s water sources. In the United States, the Environmental Protection Agency found stormwater runoff to be one of the top 10 causes of compromised environments in rivers, streams, lakes, ponds, reservoirs, bays, and estuaries. The pollutants from urban stormwater runoff can harm… Guest Contributor 07/24/14
Bats Use the Evening Sky’s Polarization Pattern for Orientation Animals can use varying sensory modalities for orientation, some of which might be very different from ours. Some bird species for example take the polarization pattern produced by sunlight in the atmosphere to calibrate their orientation systems. Max Planck Institute for Ornithology researchers have discovered bats have the capability to… Guest Contributor 07/24/14
How Honey Bees Stay Cool Honey bees, especially the young, are highly sensitive to temperature. To protect developing bees, adults work together, maintaining temperatures within a narrow range. Recent research by Philip T. Starks, a biologist at Tufts University, shows that worker bees dissipate excess heat within the hive using a process similar to the… Guest Contributor 07/24/14
Scientists Track Gene Activity When Honey Bees Do and Don’t Eat Honey Many beekeepers feed their honey bees sucrose or high-fructose corn syrup when times are lean inside the hive. This practice has come under scrutiny, however, in response to colony collapse disorder, the massive—and as yet not fully explained—annual die-off of honey bees in the U.S. and Europe. Some suspect that… Guest Contributor 07/18/14
Amphibians Can Acquire Resistance to Deadly Fungus Emerging fungal pathogens pose a greater threat to biodiversity than any other parasitic group, causing population declines of amphibians, bats, corals, bees and snakes. New research from the University of South Florida published in the prestigious journal Nature reveals that amphibians can acquire behavioral or immunological resistance to a deadly… Guest Contributor 07/10/14
Researchers Tap Into Citizen Science To Shed Light on Ant Diversity Scientists from North Carolina State University and the University of Florida have combined cookies, citizen science and robust research methods to track the diversity of ant species across the United States, and are now collaborating with international partners to get a global perspective on how ants are moving and surviving… Guest Contributor 07/10/14
Page 1 of 68   1 2 3 >  Last »