Invasive Species Archives - Land-Grant Impacts

Topic

Vegetables for sale at a farmers market stand.

Research and Extension ensure everyone has ample access to affordable, safe, nutritious food

Invasive pests damage crops, costing U.S. agriculture an estimated $30 billion every year. Pest management research and Extension stabilize the food supply chain. Researchers and Extension specialists in Oregon, developed cost-effective alternatives to glyphosate for herbicide-resistant Russian thistle control, protecting more than 30,000 acres of wheat and preventing over $1 million in yield losses so far.Oregon State University Extension Service. [...]

Food Security, Summary 1890, 2026, Advanced Breeding/Genomics, Alabama, Animal Health/Management/Performance/Welfare, Arizona, Artificial Intelligence and Emerging Technologies, Auburn University, Central State University, Child and Family Resilience, Colorado, Colorado State University, Community Development/Engagement, Connecticut, Cornell University, Crop Management, Delaware, Economic Development, Emergency/Disaster Preparedness/Management/Recovery, Emerging Infectious Diseases, Extension, Fisheries/Aquaculture, Florida, Food Safety, Food Security, Food Systems, Forest Protection and Management, Georgia, Human Nutrition/Health/Wellness, Idaho, Illinois, Indiana, Invasive Species, Iowa, Iowa State University, Kansas, Kansas State University, Maryland, Massachusetts, Master Gardener/Master Naturalist, Michigan, Michigan State University, Minnesota, Mississippi, Mississippi State University, Montana, Montana State University, Nebraska, Nevada, New Jersey, New Mexico, New Mexico State University, New York, North Carolina, North Carolina State University, North Central, Northeast, Ohio, Oklahoma, Oklahoma State University, Oregon, Oregon State University, Organic Agriculture, Pennsylvania, Pest Management, Profitability/Competitiveness, Public Health, Puerto Rico, Purdue University, Research, Rhode Island, Rural Communities/Health, Rutgers University, Soil Health, Southern, Specialty Crops, Texas, Texas A&M University, The Ohio State University, The Pennsylvania State University, The University of Georgia, University of Arizona, University of Arkansas, University of California, University of Connecticut, University of Delaware, University of Florida, University of Idaho, University of Illinois Urbana-Champaign, University of Maryland, University of Massachusetts Amherst, University of Minnesota, University of Nebraska-Lincoln, University of Nevada Reno, University of Puerto Rico, University of Rhode Island, Urban Agriculture, Virginia, Virginia Tech, Washington, Washington State University, West Virginia, West Virginia University, Western, Wildlife, Zoonotic Diseases/Avian Influenza

A river bisects a field and forested riparian area

Research and Extension support resilient ecosystems

Recent studies and programs are conserving and protecting water used for drinking, fishing, irrigation and recreation. Washington research helped establish 25 anaerobic digesters across the Pacific Northwest, turning dairy manure from more than 143,000 cows into biogas that provides more than 126 million kilowatt-hours of renewable energy per year. Digesters decrease water quality risks associated with nutrient runoff from manure [...]

Environmental Stewardship, Summary 1890, 2026, Advanced Breeding/Genomics, Animal Health/Management/Performance/Welfare, Arkansas, Artificial Intelligence and Emerging Technologies, California, Central State University, Colorado, Colorado State University, Community Development/Engagement, Connecticut, Crop Management, Economic Development, Ecosystem Services, Emergency/Disaster Preparedness/Management/Recovery, Emerging Infectious Diseases, Energy Efficiency and Renewable Energy, Extension, Facilities/Infrastructure, Fisheries/Aquaculture, Florida, Food Safety, Food Security, Food Systems, Forest Protection and Management, Georgia, Guam, Human Nutrition/Health/Wellness, Illinois, Indiana, Invasive Species, Iowa, Iowa State University, Kansas, Kansas State University, Kentucky, Louisiana, Louisiana State University, Michigan, Michigan State University, Minnesota, Mississippi, Mississippi State University, Missouri, Montana, Montana State University, Nebraska, Nevada, New Hampshire, New Mexico, New Mexico State University, North Carolina, North Carolina State University, North Central, North Dakota, North Dakota State University, Northeast, Ohio, Oklahoma, Oklahoma State University, Oregon, Oregon State University, Pennsylvania, Pest Management, Profitability/Competitiveness, Public Health, Purdue University, Research, Rural Communities/Health, Soil Health, South Dakota, South Dakota State University, Southern, Specialty Crops, Tennessee, Tennessee State University, Texas, Texas A&M University, The Ohio State University, The Pennsylvania State University, The University of Georgia, University of Arkansas, University of California, University of Connecticut, University of Florida, University of Guam, University of Illinois Urbana-Champaign, University of Kentucky, University of Minnesota, University of Missouri, University of Nebraska-Lincoln, University of Nevada Reno, University of New Hampshire, University of Vermont, University of Wisconsin, Utah, Utah State University, Vermont, Washington, Washington State University, Waste Management, Water Resilience/Management, Western, Wildlife, Wisconsin, Workforce Development and Readiness, Zoonotic Diseases/Avian Influenza

screwworm fly

The U.S. prepares for a potential screwworm outbreak

As a New World Screwworm (NWS) outbreak spreads from Central America to Mexico, states in the Southwest are ramping up efforts to raise awareness among livestock producers of the current status, management methods and the impacts this devastating pest may have on livestock in the event of a U.S. outbreak. Numerous presentations have been offered in-person and online in Oklahoma [...]

Food Security, Story 2026, Animal Health/Management/Performance/Welfare, Emergency/Disaster Preparedness/Management/Recovery, Food Safety, Food Security, Invasive Species, New Mexico, New Mexico State University, Oklahoma, Oklahoma State University, Pest Management, Southern, Western, Wildlife, Zoonotic Diseases/Avian Influenza

a person wearing PPE examines goats in a barn

Safeguarding farms through improved biosecurity

The University of Arkansas Cooperative Extension Service has been stepping up producer education in biosecurity and agroterrorism, and pest and disease surveillance and control, to safeguard the state’s agriculture and economy. Representatives from more than 100 counties and different agricultural sectors have participated in new agro- and bioterrorism training to increase awareness and expertise related to emerging risks in [...]

Food Security, Story 2026, Animal Health/Management/Performance/Welfare, Arkansas, Emergency/Disaster Preparedness/Management/Recovery, Emerging Infectious Diseases, Extension, Food Security, Invasive Species, National Security, Oklahoma, Oklahoma State University, Pest Management, Southern, University of Arkansas, Zoonotic Diseases/Avian Influenza

Canada thistle

Researchers show rust fungus helps control invasive Canada thistle

The noxious weed Canada thistle (Cirsium arvense L.), which originated from the eastern Mediterranean region, crowds out crops, forage and native plant species in the Intermountain West, creating challenges for producers and land management agencies. Some herbicides are effective against Canada thistle, but they can be costly, time-consuming and risky to apply. In its native range, one factor that helps [...]

Food Security, Story 2026, Crop Management, Forest Protection and Management, Invasive Species, Pest Management, Research, Utah, Utah State University, Western

Braham Dhillon, a molecular plant pathologist at UF/IFAS Fort Lauderdale Research and Education Center, demonstrates Robigus from his desktop.

New Robigus app allows viewers to track invasives, crop diseases worldwide

Plant diseases pose a global threat to food security, yet critical data on outbreaks are scattered across thousands of journals and reports. This fragmentation makes it difficult to access timely information about the disease, delaying the search for treatments and potential best management control practices. The new app Robigus, developed by a researcher at the University of Florida Institute of [...]

Food Security, Story 2026, Artificial Intelligence and Emerging Technologies, Emerging Infectious Diseases, Extension, Florida, Food Security, Invasive Species, Pest Management, Research, Southern, University of Florida

bee on a flower

Integrated approach identifies bee protection opportunities in rural, urban areas

Bees are essential pollinators for many fruits, vegetables and ornamental plants. Continuing declines in their populations jeopardize crop yields, food security and biodiversity. Over 400 bee species live in Ohio, including the federally endangered Rusty Patched Bumble Bee (RPBB), but they are threatened by pesticides, diseases, habitat degradation, heavy metal pollution and changing weather patterns. Ohio State University researchers assessed [...]

Food Security, Story 2026, Extension, Invasive Species, North Central, Ohio, Pest Management, Research, The Ohio State University, Urban Agriculture, Wildlife

cornfield

Scientists unravel corn pest’s overwintering genes

Western and northern corn rootworms cost U.S. growers more than $1 billion each season. The larvae chew roots that anchor and feed corn plants, knocking down stalks and trimming grain weight. The beetles have become resistant to pesticide rotations and other control tactics, while the eggs they lay in soybean fields lie dormant until corn returns the following spring. At the [...]

Agricultural Systems, Story 2026, Advanced Breeding/Genomics, Crop Management, Invasive Species, Kentucky, Pest Management, Research, Southern, University of Kentucky

two scientists operate a robotic apple blossom sprayer

Emerging technology offers new tools for growers

Emerging technology is giving farmers tools to reduce the impacts of labor shortages, rising costs, changing weather patterns and regulatory demands, while improving production and profitability. These tools, using drones, robots, artificial intelligence and machine learning, offer a path to sustain productivity, worker safety and environmental performance in the agricultural economy. Projects demonstrate how these technical tools and artificial [...]

Agricultural Systems, Summary 2026, Alabama, Artificial Intelligence and Emerging Technologies, Auburn University, Crop Management, Ecosystem Services, Extension, Food Safety, Food Security, Food Systems, Illinois, Invasive Species, Iowa, Iowa State University, Mississippi, Mississippi State University, Missouri, National Security, North Carolina, North Carolina State University, North Central, Northeast, Oregon, Oregon State University, Pennsylvania, Pest Management, Precision Agriculture, Profitability/Competitiveness, Research, Southern, Specialty Crops, The Pennsylvania State University, University of Illinois Urbana-Champaign, University of Missouri, Washington, Washington State University, Water Resilience/Management, Western, Workforce Development and Readiness

Mario Soto and Aurelie Poncet with a plant and a light-emitting device.

Building resilient agriculture through pest management

Land-grant university pest management programs strengthen agricultural resilience by delivering research-based education that helps farmers manage pests more effectively and safely. These programs improve pest control decisions, reduce unnecessary pesticide use and minimize health and environmental risks—supporting healthier ecosystems and long-term productivity. Here are a few examples of that work: Louisiana State University’s AgCenter’s Field Crop Integrated Pest Management (IPM) Program [...]

Agricultural Systems, Summary 2026, Crop Management, Economic Development, Extension, Fiber Systems, Food Security, Food Systems, Indiana, Invasive Species, Iowa, Iowa State University, Louisiana, Louisiana State University, Maine, National Security, North Central, Northeast, Oklahoma, Oklahoma State University, Organic Agriculture, Pest Management, Profitability/Competitiveness, Purdue University, Research, Southern, Specialty Crops, University of Maine

OSU Extension Master Woodland Managers attend a workshop.

Protecting private forests by growing good stewardship

More than half of forest land in the United States is privately owned. This land produces nearly all of the harvested timber that is used for building houses or made into forest products. Practicing good stewardship of private lands is important for ecosystem and community health. Because the more than 10 million private owners of these lands are often [...]

Environmental Stewardship, Summary 1890, 2026, Community Development/Engagement, Crop Management, Ecosystem Services, Extension, Forest Protection and Management, Invasive Species, Iowa, Iowa State University, Master Gardener/Master Naturalist, North Central, Northeast, Oregon, Oregon State University, Pennsylvania, Profitability/Competitiveness, Research, Rural Communities/Health, The Pennsylvania State University, University of Wisconsin, Water Resilience/Management, West Virginia, West Virginia State University, Western, Wildlife, Wisconsin, Workforce Development and Readiness

Weed Warriors participants practice their weed identification skills.

Integrated Pest Management practices protect Nevada waterways

Encouraging people to adopt Integrated Pest Management (IPM) strategies can lower the risk of pesticide residues that harm water quality. The University of Nevada, Reno Extension hosted educational activities in 2025 focused on Integrated Pest Management to address the need for cleaner and safer Nevada waterways. These Community IPM Trainings reached Weed Warriors, Master Gardeners and others. Extension partnered with [...]

Environmental Stewardship, Story 2026, Extension, Idaho, Invasive Species, Master Gardener/Master Naturalist, Montana, Montana State University, Nevada, Pest Management, University of Idaho, University of Nevada Reno, Utah, Utah State University, Water Resilience/Management, Western

The top of a Pheonix canariensis palm tree due to Thielaviopsis trunk rot.

Florida researchers find a speedier way to screen palms for disease resistance

Florida’s iconic palms are under attack by Thielaviopsis trunk rot, a fungal disease that causes plants to collapse and die suddenly. With little information known about disease resistance in palms, homeowners and landscapers were left without guidance on which species are more resilient in the face of the new threat. Researchers at the University of Florida Institute of Food and [...]

Environmental Stewardship, Story 2026, Crop Management, Emerging Infectious Diseases, Florida, Forest Protection and Management, Invasive Species, Pest Management, Research, Southern, University of Florida

Japanese beetle

Extension is on the front line in the fight against invasive pests in Colorado

In Colorado, a population boom has driven increased interest in home horticulture, highlighting the need for research-based pest management education that’s easy to find and use. With the state’s population rising by 15% from 2010 to 2020 and most residents concentrated along the Front Range, communities are facing greater exposure to high-priority pests such as Japanese beetle and emerald ash [...]

Environmental Stewardship, Story 2026, Colorado, Colorado State University, Extension, Invasive Species, Master Gardener/Master Naturalist, Pest Management, Western

a researcher examines a mangrove

Early research helps prepare for new pest invasion in Pacific mangroves

The native mangrove tree Lumnitzera littorea (ngånga’ in CHamoru) is facing a new threat to its small population in Guam’s Sasa Bay Marine Preserve. Low germination rates have signaled an unknown pressure, but similar findings in Sri Lanka have pointed to the presence of micromoths that were infesting and destroying mangrove seeds. These trees provide important ecological functions, including [...]

Environmental Stewardship, Story 2026, Ecosystem Services, Fisheries/Aquaculture, Forest Protection and Management, Guam, Invasive Species, Pest Management, Research, University of Guam, Western

a purple flowering plant

Research provides more sustainable pest management options

Agricultural land and natural ecosystems face growing threats from invasive and noxious grasses and weeds, feral animals, pests and diseases that impair ecosystem services and agricultural productivity. Chemical pesticides can pose human and environmental health risks. Land-grant university research had led to findings, tools and strategies for managing pests more sustainably. Here are a few examples of that work: Research and [...]

Environmental Stewardship, Summary 2025, Arizona, Arkansas, Artificial Intelligence and Emerging Technologies, Crop Management, Ecosystem Services, Fiber Systems, Fisheries/Aquaculture, Forest Protection and Management, Guam, Invasive Species, Louisiana, Louisiana State University, North Central, Pest Management, Precision Agriculture, Profitability/Competitiveness, Research, Southern, University of Arizona, University of Arkansas, University of Guam, University of Wisconsin, Water Resilience/Management, Western, Wildlife, Wisconsin

a cicada

Land-grant universities help farmers manage pests in food crops

The challenges of managing pests and pesticide resistance requires ongoing, vigilant attention. Researchers and Extension specialists, in cooperation with farmers and industry across the United States, are helping farmers identify pests and determine whether and how to manage them. Effective pest management can help prevent crop failure, related economic losses and higher consumer prices. Here are a few examples of [...]

Food Security, Summary 2025, Advanced Breeding/Genomics, Alaska, Arkansas, Extension, Food Security, Invasive Species, North Central, North Dakota, North Dakota State University, Pest Management, Southern, University of Alaska Fairbanks, University of Arkansas, Western

ducks

Protecting biodiversity for healthy ecosystems and communities

Biodiversity supports healthy ecosystems and recreation around the world. A diverse range of species ensures stability and resilience in the face of environmental changes. Protecting biodiversity also preserves the opportunity for new discoveries, such as species that can be used as biological pest control agents or medicines. Land-grant university researchers and Extension professionals are working to protect the biodiversity [...]

Environmental Stewardship, Summary 2025, Advanced Breeding/Genomics, Animal Health/Management/Performance/Welfare, Cornell University, Ecosystem Services, Extension, Fisheries/Aquaculture, Food Security, Food Systems, Forest Protection and Management, Guam, Human Nutrition/Health/Wellness, Invasive Species, Maryland, New Hampshire, New Mexico, New Mexico State University, New York, North Carolina, North Carolina State University, North Central, Northeast, Oregon, Oregon State University, Pennsylvania, Pest Management, Research, Rural Communities/Health, Soil Health, Southern, Tennessee, The Pennsylvania State University, University of Guam, University of Maryland, University of New Hampshire, University of Tennessee, University of Vermont, Vermont, Washington, Washington State University, Water Resilience/Management, Western, Wildlife

a creek through the woods

Precision monitoring aids decision makers and stakeholders in protecting key watersheds

Nutrient pollution, biodiversity losses and weather variability pose extraordinary challenges for the sustainability of natural ecosystems and the species that inhabit them. Land-grant universities are developing and applying emerging technologies that can help to more efficiently, accurately and safely monitor, measure and precisely manage these systems with minimal environmental impact. Here are a few examples of that work: To better understand [...]

Environmental Stewardship, Summary 1890, 2025, Artificial Intelligence and Emerging Technologies, Central State University, Crop Management, Ecosystem Services, Extension, Invasive Species, Kentucky, Michigan, Michigan State University, Mississippi, Mississippi State University, Nebraska, North Central, Ohio, Organic Agriculture, Precision Agriculture, Profitability/Competitiveness, Research, Science/Technology/Engineering/Arts/Math (STEAM), Soil Health, Southern, Specialty Crops, University of Kentucky, University of Nebraska-Lincoln, University of Wisconsin, Waste Management, Water Resilience/Management, Wisconsin

flowering plants growing in the desert

Extension programs help producers, communities manage pests sustainably

Agricultural land and natural ecosystems face growing threats from invasive and noxious grasses and weeds, feral animals, pests and diseases that impair ecosystem services and agricultural productivity. Chemical pesticides can pose human and environmental health risks. Extension educators at land-grant universities help agricultural producers and communities develop and implement pest management strategies that are cost-effective but also minimize risks. Here [...]

Environmental Stewardship, Summary 2025, Alaska, Biofuels/Bioproducts, California, Community Development/Engagement, Cornell University, Crop Management, Ecosystem Services, Emergency/Disaster Preparedness/Management/Recovery, Extension, Fisheries/Aquaculture, Forest Protection and Management, Human Nutrition/Health/Wellness, Invasive Species, Michigan, Michigan State University, Mississippi, Mississippi State University, Missouri, Nevada, New York, North Central, Northeast, Oregon, Oregon State University, Pest Management, Profitability/Competitiveness, Soil Health, Southern, Specialty Crops, Texas, Texas A&M University, University of Alaska Fairbanks, University of California, University of Missouri, University of Nevada Reno, University of Vermont, University of Wyoming, Vermont, Water Resilience/Management, Western, Wildlife, Workforce Development and Readiness, Wyoming

a forest

Preserving and managing our forests

Forests provide a variety of goods, including food, lumber, and paper. They also provide wildlife habitat as well as green space and recreation. As natural carbon sinks, forests absorb carbon dioxide from the atmosphere and store carbon in soils. But rising temperatures, pests and diseases pose threats to forests. Researchers, Extension professionals and educators at land-grant universities across the [...]

Environmental Stewardship, Summary 2025, Arkansas, Artificial Intelligence and Emerging Technologies, California, Community Development/Engagement, Cornell University, Ecosystem Services, Extension, Forest Protection and Management, Indiana, Invasive Species, New Mexico, New Mexico State University, New York, North Central, Northeast, Pest Management, Purdue University, Research, Southern, University of Arkansas, University of California, University of Vermont, Vermont, Western, Wildlife, Workforce Development and Readiness

two people sawing a tree

Volunteers help protect and restore local environments

Land-grant universities across the United States are finding ways to engage the public in science and stewardship that address real-world problems in their communities. With training and tools, volunteers are able to collect important data that help scientists, natural resource organizations, community members and the government protect and restore land, air and water resources — and the ecosystem services [...]

Environmental Stewardship, Summary 2025, Advanced Breeding/Genomics, Artificial Intelligence and Emerging Technologies, California, Colorado, Colorado State University, Community Development/Engagement, Connecticut, Cornell University, Ecosystem Services, Emergency/Disaster Preparedness/Management/Recovery, Extension, Florida, Forest Protection and Management, Invasive Species, Master Gardener/Master Naturalist, Michigan, Michigan State University, New York, North Central, Northeast, Pest Management, Soil Health, Southern, Texas, Texas A&M University, University of California, University of Connecticut, University of Florida, University of Vermont, University of Wisconsin, Urban Agriculture, Vermont, Water Resilience/Management, Western, Wildlife, Wisconsin

pigweed

Research and outreach on invasive species keep agriculture productive, profitable

Land-grant university research and outreach is helping manage the impacts invasive weeds and species have on growers and agricultural productivity. Here are a few examples of that work: When invasive pigweed threatened Idaho agriculture, Extension educators educated stakeholders on identification and best management practices. Educational materials have been widely shared, including more than 50 presentations to more than 4,000 direct contacts [...]

Agricultural Systems, Summary 1890, 2025, Alaska, Arkansas, Crop Management, Extension, Food Security, Idaho, Invasive Species, Mississippi, Mississippi State University, Pest Management, Profitability/Competitiveness, Research, Southern, University of Alaska Fairbanks, University of Arkansas at Pine Bluff, University of Idaho, Western

researchers observe drone data collection

Drone images help monitor for invasive beetle in Palau

The invasive coconut rhinoceros beetle has damaged at least 25% of Guam’s coconut trees, the Guam Department of Agriculture’s Biosecurity Division estimates. About 800 miles away, officials in the Micronesian island Palau are looking for efficient ways to monitor this invasive pest. They’re seeking to prevent a resurgence that could devastate the economy and livelihoods that rely on native [...]

Environmental Stewardship, Story 2025, Artificial Intelligence and Emerging Technologies, Forest Protection and Management, Guam, Invasive Species, Pest Management, Precision Agriculture, Research, University of Guam, Western

European frog-bit, an invasive species of aquatic plant

Preventing the spread of aquatic invasive species in Michigan

Hobbies such as aquarium keeping and water gardening can bring nature into homes but can also inadvertently contribute to the introduction and spread of invasive species into local lakes and streams. These invaders, often characterized by hardiness and rapid growth, can threaten ecosystems and native species. Because hobbyists rely on retailers for guidance on disposing of unwanted aquatic plants [...]

Environmental Stewardship, Story 2025, Ecosystem Services, Extension, Fisheries/Aquaculture, Invasive Species, Pest Management, Water Resilience/Management, Wildlife