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  • INHS Scientists participate in BioBlitz

    INHS scientists gathered with colleagues to document as many species as possible in a 24 hour period in a Bio-blitz at Salt Lick Point Soil and Water Reserve. A videographer documented the event for WSIU.

  • Researchers find evidence of ritual use of 'black drink' at Cahokia

  • No Surprise: July was Hot and Dry in Illinois

    This July was the second warmest and fourth driest on record, according to Illinois State Climatologist Jim Angel of the Illinois State Water Survey at the University of Illinois in Urbana-Champaign.

  • July–Warmer and Wetter than Normal for Illinois

    The statewide average temperature for Illinois in July was 77.7 degrees, 1.9 degrees above normal. While it was warm and uncomfortably humid, it was only the 19th warmest July on record, tied with 1986 and 1952, according to State Climatologist Jim Angel of the Illinois State Water Survey (http://www.isws.illinois.edu).

  • INHS scientists help reconstruct prairie on U of I campus

    INHS Botanists have been involved in prairie reconstructions on the U of I campus. Currently, the area along Florida Ave and Orchard is being reconstructed, after having been designated a "No-Mow-Zone." According to Botanist Jamie Ellis, their approach to ecological restoration "is evolving and emerging" as they adapt to new challenges. One of the big challenges is that it's a large area that was lawn grass for a long time. Additionally, prairie plants can be slow to take hold in a new area.

  • Warmer fall temperatures don’t eliminate risk of early fall freeze

    Temperatures in September and October have risen for decades in the Midwest; however, early fall freeze events have occurred despite the increasing temperatures.

  • teamwork

    Teamwork and expertise drive success with major decarbonization projects

    From 2018 to 2020, ISTC submitted over 200 proposals for technology R&D projects, winning more than 60 percent of those projects and bringing in more than $84 million in external funding. Major partners include the U.S.  Department of Energy (DOE), U.S. Environmental Protection Agency (EPA), and the state of Illinois.

  • Study of bird lice shows how evolution sometimes repeats itself

  • Drought takes a toll on monarchs

    INHS Entomologist Michael Jeffords was interviewed about the current state of monarch butterflies in Illinois. "Last year’s drought had a twofold effect. Fewer monarchs were produced in the Midwest, and those that were had a tough time migrating to Mexico as they had a thousand miles of virtually nectarless landscape to cross in Texas and northern Mexico," Jeffords said. For additional information on Monarchs, check out this INHS species spotlight.

  • Soil Moisture Increased throughout Illinois Due to Recent Rains

    Recent rains increased soil moisture throughout the state, according to Jennie Atkins, Water and Atmospheric Resources Monitoring (WARM) Program manager at the Illinois State Water Survey, Prairie Research Institute, University of Illinois.

  • Farmers Must Adapt to Climate Changes in Illinois

    Farmers who keep an eye on the sky and an ear tuned to the local weather report will also want to pay attention to long-term climate change trends which may sway production decisions down the road.

  • Illinois Soils Cooler, Drier in Mid-August

    Soil temperatures at depths of 4 inches under sod averaged 75.8 degrees in Illinois during the first half of August, 1.2 degrees below the long-term average and 4.0 degrees lower than the same period in 2016

  • Little Change in Soil Moisture During the First Half of August

    Soil moisture levels in Illinois showed little overall change in the first half of August, according to Jennie Atkins, Water and Atmospheric Resources Monitoring (WARM) Program Manager at the Illinois State Water Survey, Prairie Research Institute, University of Illinois.

  • Soil Moisture Continues to Decline in Illinois

    Soil moisture continued to decline across Illinois with levels at 2 inches 27 percent lower on August 15 than those from July 15, according to Jennie Atkins, Water and Atmospheric Resources Monitoring (WARM) Program Manager at the Prairie Research Institute, Illinois State Water Survey, University of Illinois.

  • Multi-state team relocates endangered mussels ahead of construction project

    Illinois scientists worked with others from the Pennsylvania Fish and Boat Commision, the US Fish and WIldlife Service, and state agencies from Ohio and West Virginia to relocate federally endangered mussels from the Alleghany River in Forest County Pennsylvania. Approximately 3,900 federally endangered riffleshell and clubshell mussels were gathered from the Alleghany River to be relocated to sites in Illinois and Ohio in advance of the removal and reconstruction of the Hunter Station Bridge.  According to INHS malacologist Kevin Cummings, more than 70% of the 300 species of North American mussels are endangered or threatened with the greatest threat being loss of habitat. "Of the 300 species of mussels living in North America, 98 percent of them live in free-flowing rivers. And if you look at a map of large rivers in the United States, there are very few free-flowing rivers left.  [Mussels] are a great indicator species and, when they start to wink out, you know you have an (environmental) issue."

  • Understanding erosion at Illinois Beach State Park

    ISGS and the Illinois Department of Natural Resources Coastal Management Program are studying shoreline dynamics, erosion, and habitat loss at Illinois Beach State Park, one of the last stretches of natural coastline in Illinois. 

  • Near-Normal August after a Hot and Dry Summer for Illinois

    After months of exceptionally warm temperatures and drought, Illinois finally experienced temperatures and precipitation closer to normal in August, according to Illinois State Climatologist Jim Angel at the Illinois State Water Survey, University of Illinois.

  • Illinois Has a Cool, Dry August

    August was cool across the state and dry in most places in Illinois, capping off a summer that was cool and wet, according to Illinois State Climatologist Jim Angel, Illinois State Water Survey, University of Illinois.

  • Cool, Wet Summer in Illinois

    Based on preliminary data for Illinois, this was the 11th coolest and 8th wettest summer since statewide records began in 1895. The average temperature for June–August was 71.4 degrees, 2.4 degrees below normal. The total precipitation for June–August was 15.2 inches, 3.6 inches above normal, according to State Climatologist Jim Angel of the Illinois State Water Survey 

  • A Wet August Wraps Up a Cool, Wet Summer in Illinois

    The 12th wettest August in Illinois finishes out the 10th wettest summer on record. While August was slightly warmer than average, the summer was cooler than average, according to Illinois State Climatologist Jim Angel, Illinois State Water Survey, University of Illinois.

  • clouds with pink lining

    State Climatologist: Varied temperatures and rainfall and a derecho make for a wild August

    August was slightly cooler and much drier than average across Illinois. The preliminary statewide average August temperature was 72.7 degrees, 0.9 degrees below the 30-year normal and the 45th coolest on record. Preliminary statewide average total precipitation for August was 2.01 inches, 1.58 inches below than the 30-year normal and the 15th driest on record.

  • Cool, Dry August for Illinois

    August statewide precipitation was below normal, ending an eight-month streak of above-normal precipitation in Illinois that began in December 2007, according to State Climatologist Jim Angel of the Illinois State Water Survey (http://www.sws.uiuc.edu).

  • dry cracked soil

    Unequal August precipitation leads to drought in Illinois

    August 2019 will be remembered for remarkable differences in monthly precipitation totals across Illinois, as well as the first appearance of drought in the state since September 2018.

  • 1000 more endangered mussels released in Illinois rivers

    Over the course of a week, 1000 endangered mussels were collected from under a bridge construction site in Pennsylvania, packed for safe transport, quarantined, marked, measured, and released into new sites in Vermilion County, Illinois. This is the third relocation from Pennsylvania to Illinois as part of the Species Survival Plan for two endangered mussels, the northern riffleshell and the clubshell. Read the entire story from the U of I News Bureau, INHS, and the News Gazette.

  • Western corn rootworm developing resistance to rotation

    INHS Behavioral Entomologist Joe Spencer is looking at rotation-resistant western corn rootworms, which are causing severe injury to crops. Crops modified to resist infestation by insects and crop rotation are some of the methods to control injurious insects, but some rootworms have developed resistance to these mechanisms. Repeated use of the modified corn year after year has given the rootworms time to adapt. Producers are encouraged to watch their fields for injury. This story was reported in InvestorPlace and the Bulletin.

  • August was Cool and Dry in Illinois

    The statewide average temperature in August was 70.6 degrees, 3 degrees below normal. This was the 12th coolest August on record, according to Illinois State Climatologist Jim Angel at the Illinois State Water Survey, University of Illinois.

  • August: Drought Arrives in Illinois

    The statewide average precipitation was 2.06 inches, 1.6 inches below average and 56 percent of average. This was the 13th driest August on record since 1895, based on preliminary data, according to State Climatologist Jim Angel of the Illinois State Water Survey (http://www.isws.illinois.edu).

  • Champaign County confirms West Nile in samples

    Richard Lampman, an INHS entomologist, was interviewed by the Daily Illini about West Nile's appearance in Champaign County. Lampman said that this summer's hot, dry weather was perfect for the spread of mosquitoes.

  • Endangered mussels released in Illinois streams

    Endangered riffleshell and clubshell mussels collected in Pennsylvania earlier this summer have begun being relocated into Illinois Rivers. The mussels were placed, one by one into the gravel of their new stream. Each mussel has a rice sized transponder attached to its shell to identify it, enabling scientists to non-invasively monitor their progress in their new environment.

  • Researchers move endangered mussels to save them

  • Summer drought may dull fall color

  • University of Illinois Urbana-Champaign Ph.D. candidate Nicholas Antonson prepares a nest box to accommodate a prothonotary warbler nest.

    Cowbird chicks do best with two warbler nest mates – not four, not zero, study finds

    A new study seeks to understand the strategies cowbird chicks use to survive in prothonotary warbler nests when they hatch with different numbers of warbler nestlings. The study reveals that a cowbird chick does better with two than with four or zero warbler nest mates. 

  • U of I Student Chapter of the Wildlife Society, advised by Dr. Nohra Mateus-Pinilla, receives honor

    The University of Illinois Student Chapter of The Wildlife Society has been selected from over 20 universities as the 2007-2008 North Central Section Student Chapter of the year. The group is advised by INHS researcher Dr. Nohra Mateus-Pinilla, and the membership has several students associated with the Illinois Natural History Survey.

  • Soil Moisture Levels Remain Lower Than Normal in Illinois

    Soil moisture levels remained lower than normal, according to Jennie Atkins, Water and Atmospheric Resources Monitoring (WARM) Program Manager at the Prairie Research Institute, Illinois State Water Survey, University of Illinois.

  • Soil Moisture Rises the Second Week of September

    Soil moisture levels rose across Illinois the second week of September as the state saw increased rainfall and cooler soil temperatures, according to Jennie Atkins, Water and Atmospheric Resources Monitoring (WARM) Program Manager at the Illinois State Water Survey, Prairie Research Institute, University of Illinois.

  • Illinois has dry soils in mid-September

    Illinois received 0.20 inches of rain for the month as of September 17, 1.59 inches below the long-term average. Dry weather in August and September has led to low soil moisture across Illinois.

  • INHS seeks principal research scientist and director

    The Illinois Natural History Survey seeks a principal research scientist who will develop and manage a research program, while also serving as director of INHS, providing leadership, direction, and overall administration for the development, coordination, and implementation of scientific research and service programs undertaken and provided by INHS.

  • coal ball

    Windows to the deep past

  • frost on branches

    State Climatologist looks at fall freeze data

    Due to significant planting delays across most of the Midwest this year, State Climatologist Trent Ford has heard many concerns about an early fall freeze and its potential effects on immature crops. Even in normal growing seasons, an early fall freeze can cause considerable impacts and yield losses for crops.

  • sun

    September heat, flooding, and drought

    September 2019 was tied for the fourth-warmest September for Illinois (state average temperatures back to 1895), and the warmest September since 1933. Precipitation varied tremendously from north to south across the state.

  • September: The Ninth Warmest on Record for Illinois

    September 2015 was the ninth warmest September on record for Illinois, according to Illinois State Climatologist Jim Angel, Illinois State Water Survey, University of Illinois. The statewide average temperature was 70.2 degrees, 4 degrees above average.

  • Leaves turning colors

    September weather was slightly cooler and wetter than average in Illinois

    The preliminary statewide average September temperature was 65.4 degrees, 0.8 degrees below the 30-year normal, and tied for the 45th coolest on record. Preliminary statewide average total precipitation for August was 3.39 inches, 0.16 inches more than the 30-year normal, and the 58th wettest on record.

  • INHS Scientists survey for Invasive Species

    The Illinois Cooperative Agricultural Pest Survey (CAPS) program is a joint effort between several state and federal agencies to safeguard our nations food and environmental security from invasive pests that threaten our production and ecological systems. This program focuses on state surveys of harmful or economically significant exotic plant pests, diseases, and weeds that have eluded first-line of defense inspections.Illinois CAPS coordinator Kelly Estes discusses the current and upcoming surveys, including new techniques for monitoring.

  • September brought mild, dry conditions to Illinois

    Illinoisans experienced mild temperatures in the first half of September, followed by summer-like conditions and then a cooler week to finish off the month, according to Illinois State Climatologist Trent Ford at the University of Illinois’ Illinois State Water Survey. The average state rainfall amount was slightly below normal.

  • September, Warm and Dry across Illinois

    "A uniformly warm, dry September speeded fall harvest but further increased drought conditions in southern and central Illinois. Statewide rainfall was 1.71 inches, 1.48 inches below normal, and the 12th driest September since 1895. Temperatures in Illinois averaged 69.8 degrees, 3.6 degrees above normal, and the 15th warmest September on record," says State Climatologist Jim Angel of the Illinois State Water Survey (http://www.sws.uiuc.edu), a division of the Illinois Department of Natural Resources.

  • Two Tropical Systems Boost Illinois Rainfall in September

    The remains of Hurricanes Gustav and Ike boosted rainfall totals in Illinois for September. September statewide precipitation was 8.0 inches, 4.8 inches above normal and the third wettest September on record, according to State Climatologist Jim Angel of the Illinois State Water Survey (http://www.sws.uiuc.edu).

  • September Brings Uneven Rainfall across State

    Based on preliminary data in Illinois, the statewide average rainfall for September was 2.4 inches, 0.8 inches below normal. This breaks the string of months with above normal precipitation that started in February 2009 and ended in August, according to State Climatologist Jim Angel of the Illinois State Water Survey (http://www.isws.illinois.edu).

  • September Experienced Near Normal Temperatures

    Illinois experienced temperatures close to normal for September. The statewide average temperature was 66.8 degrees, just 0.6 degrees above normal, according to State Climatologist Jim Angel of the Illinois State Water Survey (http://www.isws.illinois.edu).

  • September: A Cool Month in Illinois

    The statewide average temperature in Illinois was 63.2 degrees, 3 degrees below average, and the 13th coolest September on record for the state.  The coolest September was in 1918 with 59.3 degrees, according to State Climatologist Jim Angel at the Illinois State Water Survey.

  • September was Dry and Warm in Illinois

    Dry conditions were widespread across Illinois in September, and temperatures were above average for the first time in several months, according to Illinois State Climatologist Jim Angel at the Illinois State Water Survey, Prairie Research Institute, University of Illinois.