News
List of LTAR-related newsHow A Nationwide Approach Strengthens Agricultural Research
This short excerpt is from an Under the Microscope interview. David Hoover is a research ecologist at the Rangeland Resources ...
LTAR Scientists Showcase Advances in Sustainable Agriculture at the 2024 AGU Fall Meeting
Scientists from the USDA-ARS Long-Term Agroecosystem Research (LTAR) Network will be presenting research at the 2024 American Geophysical Union Annual ...
Critical Challenges, Cooperative Solutions
Agriculture in the United States faces significant challenges, including food insecurity, climate change, environmental degradation, and rural prosperity issues. The ...
USDA ARS LTAR scientists lead a new LTER Synthesis Working Group to study the effects of climate change, geography, and management on a huge range of ecosystems
Ecologists have long focused on understanding the patterns and drivers of primary production across diverse terrestrial ecosystems as it serves ...
LTAR Network honors scientists and stakeholders for research and leadership accomplishments
LTAR announced the winners of the 2024 Annual Awards at the Annual Science Meeting, held in May in Tucson, Arizona ...
Published LTAR Network Strategic Plan!
The strategic plan for the USDA Long-Term Agroecosystem Research Network is now published and available: https://ltar.ars.usda.gov/strategic-plan ...
Advancing Climate-Resilient Agroecosystems Through Living Labs
In the face of global challenges, the living lab’s (LL) approach is gaining increasing attention in the agricultural sector worldwide. LLs bring ...
LTAR in Missouri: Finding Sustainable Solutions
A site in the middle of Missouri provides critical agricultural research on the national scale. Discover what makes this project ...
Taking a Deep Dive into Climate Data
Our climate is ever-changing, and the stress these conditions are placing on our crops is tremendous. Drought, increasing rainfall, and ...
What Phoenix’s driest summer on record means for the future
This year’s monsoon season was the ultimate "non-soon" with less than a quarter inch of rain recorded at Phoenix Sky ...
Advances in soil erosion research: processes, measurement, and modeling – A Special Issue in Honor of Dr. Mark Nearing
Long-term sustainability of soils is one of the critical challenges facing humanity. Soil erosion is a natural landscape process, which ...
Water Vision 2050: USDA, ARS Scientists Chart Course of Water Management
As much water as there is in the world, only about one-half of 1% of it is drinkable. To illustrate, ...
LTAR mentioned in the 2023 Farm Bill
LTAR mentioned in the 2023 Farm Bill..."The LTAR network operates by coordinating research across sites to better understand how agroecosystems ...
LTAR at the 2022 AGU Fall Meeting
Many LTAR sites will be participating at the 2022 AGU Fall Meeting in Chicago, IL. The following is a list ...
Dr Kevin King presents on addressing water quality outcomes through nutrient and water management
In March 2022, NRCS released a Conservation Effects Assessment Project report that revealed national increases in subsurface nitrogen and soluble ...
ARS Southwest Watershed Research Center receives The Nature Conservancy’s 2022 Morris K. Udall Award for Outstanding Conservation Achievement
Way to go! We’re excited to share that the ARS Southwest Watershed Research Center is the recipient of The Nature ...
Water Wisdom: Farmers Must Prepare for a Drier Future. A conversation with Dr. Tsegaye
An Under the Microscope conversation with Dr. Teferi Tsegaye on how farmers must prepare for a drier future. Dr. Tsegaye ...
Recovering manure’s fertilizer value for a secure U.S. agriculture
Recent increases in fertilizer prices along with supply chain disruptions have resulted in grave challenges for agrifood production from field ...
2022 Herb Rothbart Outstanding Early Career Research Scientist goes to Sheri Spiegal
This year, the top award in this category, the Herbert L. Rothbart Outstanding Early Career Research Scientist, goes to Sheri ...
ABOUT LTAR
The USDA Agricultural Research Service (ARS) Long-Term Agroecosystem Research network consists of 18 Federal and university agricultural research sites with an average of over 50 years of history. The goal of this research network is to ensure sustained crop and livestock production and ecosystem services from agroecosystems, and to forecast and verify the effects of environmental trends, public policies, and emerging technologies.