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![ORNL_iESM_model ORNL_iESM_model](/sites/default/files/styles/list_page_thumbnail/public/ORNL_iESM_model_2.jpg?itok=c8FDODqh)
A new integrated computational model reduces uncertainty in climate predictions by bridging Earth systems with energy and economic models and large-scale human impact data.
![ORNL Image](/sites/default/files/styles/list_page_thumbnail/public/2016-P01943-3_0.jpg?itok=yga9qDeV)
With a growing volume of wood pellets being produced and shipped from the Southeast United States to Europe as a renewable energy source, Oak Ridge National Laboratory (ORNL) researchers recently took a look at the state of the industry and examined dat
![ORNL Image](/sites/default/files/styles/list_page_thumbnail/public/STC_0026a.jpg?itok=PmArVjut)
![Switchgrass bales Switchgrass bales](/sites/default/files/styles/list_page_thumbnail/public/Switchgrass%20bales%20web.jpg?itok=h7ugiKu4)
A new grant sponsored by the U.S.
![Researcher Ryan McManamay holds a lake sturgeon in ORNL's Aquatic Ecology Laboratory. Researcher Ryan McManamay holds a lake sturgeon in ORNL's Aquatic Ecology Laboratory.](/sites/default/files/styles/list_page_thumbnail/public/news/images/McManamy200_0.jpg?itok=jVwttc8c)
Growing up in South Carolina, Ryan McManamay enjoyed a nature-rich upbringing. Both of his parents are retired teachers from the public school system and instilled in him early an appreciation for immersive learning as well as a love of the outdoors.
![ORNL Image](/sites/default/files/styles/list_page_thumbnail/public/thornton%20figure%203b.png?itok=SVzYgS0D)
![Alex Kholodov (University of Alaska, Fairbanks) uses an electric auger to prepare holes for water wells at NGEE Arctic Sites in Barrow, Alaska Alex Kholodov (University of Alaska, Fairbanks) uses an electric auger to prepare holes for water wells at NGEE Arctic Sites in Barrow, Alaska](/sites/default/files/styles/list_page_thumbnail/public/blog-permafrost-061317-headliner.jpg?itok=3DU8Yu_J)
To enhance Earth system models, researchers are examining how and why permafrost thaws and melts. Snowy peaks rise up in one direction; boggy tundra spreads across the other.
![Methanotroph_OB3b_cells Methanotroph_OB3b_cells](/sites/default/files/styles/list_page_thumbnail/public/Methanotroph_OB3b_cells_2.jpg?itok=Iml9vTIS)
A team led by the Department of Energy’s Oak Ridge National Laboratory has identified a novel microbial process that can break down toxic methylmercury in the environment, a fundamental scientific discovery that could potentially reduce mercury toxicity
![Colleen Iversen Colleen Iversen](/sites/default/files/styles/list_page_thumbnail/public/news/images/IversenCasPortrait.jpg?itok=qjQy6vqf)