The Department of Energy (DOE) Joint Genome Institute (jgi.doe.gov) has sequenced hundreds of microbial genomes as well as several plant genomes and metagenomes from diverse environments. The table lists some examples of the range of biological systems relevant to DOE missions.
Credit or Source: Biological and Environmental Research Information System, Oak Ridge National Laboratory
US DOE. Genomics Placemat: Genomics for Energy and Environmental Science, US Department of Energy Office of Science. (p. 2) (website)