• Thumbnail for Coast Range (EPA ecoregion)
    The Coast Range ecoregion is a Level III ecoregion designated by the Environmental Protection Agency (EPA) in the U.S. states of Washington, Oregon, and...
    28 KB (3,096 words) - 04:30, 6 June 2024
  • of the Oregon Coast Range Coast Range (EPA ecoregion), an ecoregion comprising portions of the California Coast Ranges, Oregon Coast Range and the Olympic...
    709 bytes (126 words) - 01:02, 21 March 2024
  • list of ecoregions in the United States provides an overview of United States ecoregions designated by the U.S. Environmental Protection Agency (EPA) and...
    13 KB (1,014 words) - 14:10, 21 August 2024
  • Thumbnail for Southern Coastal Plain (ecoregion)
    Level III ecoregion designated by the Environmental Protection Agency (EPA) in six U.S. states. The region stretches across the Gulf coast from eastern...
    32 KB (2,995 words) - 14:01, 14 June 2024
  • Thumbnail for Columbia Plateau (ecoregion)
    The Columbia Plateau ecoregion is a Level III ecoregion designated by the United States Environmental Protection Agency (EPA) encompassing approximately...
    19 KB (2,077 words) - 02:31, 30 September 2024
  • Thumbnail for British Columbia mainland coastal forests
    (ecoregion) - Level II ecoregion in the CEC/EPA system Cascades (ecoregion) - Level III ecoregion in the CEC/EPA system Coast Range (ecoregion) - Level III ecoregin...
    7 KB (531 words) - 05:01, 9 February 2024
  • Thumbnail for Central Pacific coastal forests
    Central Pacific coastal forests (category Nearctic ecoregions)
    Reserve Strathcona Provincial Park Coast Range (EPA ecoregion) List of ecoregions in Canada (WWF) List of ecoregions in the United States (WWF) "The Atlas...
    12 KB (2,388 words) - 00:05, 2 June 2024
  • Thumbnail for Arizona/New Mexico Mountains ecoregion
    Arizona/New Mexico Mountains ecoregion is a Level III ecoregion designated by the United States Environmental Protection Agency (EPA) in the U.S. states of...
    6 KB (523 words) - 10:02, 7 January 2023
  • Thumbnail for Ecology of California
    by the WWF) and the southern section of the Coast Range ecoregion (as defined by the EPA). This ecoregion is dominated by redwood forest, containing the...
    12 KB (1,249 words) - 01:56, 15 August 2024
  • Thumbnail for Southeastern Plains (ecoregion)
    American Southeastern Plains are a Level III ecoregion designated by the Environmental Protection Agency (EPA) in ten U.S. states. The region takes a U shape...
    26 KB (2,697 words) - 20:51, 25 April 2024
  • Thumbnail for Willamette Valley (ecoregion)
    The ecoregion lies in the Willamette Valley, which runs from south to north between the Oregon Coast Range to the west and the Cascades Range to the...
    13 KB (1,338 words) - 17:49, 17 August 2024
  • Thumbnail for Western Gulf coastal grasslands
    exception that the EPA-defined area terminates at the national boundary, while the natural ecoregion extends into northeastern Mexico. In the EPA's definition...
    30 KB (3,255 words) - 07:41, 2 June 2024
  • Thumbnail for Klamath Mountains (ecoregion)
    The Klamath Mountains ecoregion of Oregon and California lies inland and north of the Coast Range ecoregion, extending from the Umpqua River in the north...
    23 KB (2,473 words) - 04:38, 18 May 2024
  • Thumbnail for Cascades (ecoregion)
    The Cascades ecoregion is a Level III ecoregion designated by the United States Environmental Protection Agency (EPA) in the U.S. states of Washington...
    18 KB (1,713 words) - 05:31, 27 September 2024
  • Thumbnail for California coastal sage and chaparral
    ecoregion. The ecoregion corresponds to the USDA Southern California ecoregion section 261B, and to the EPA Southern California/Northern Baja Coast ecoregion...
    18 KB (1,621 words) - 22:44, 4 August 2024
  • Thumbnail for Sonoran Desert
    deserts by area List of ecoregions in the United States (EPA) (the Sonoran Basin and Range is item 81 on the map) List of ecoregions in the United States...
    29 KB (2,352 words) - 17:43, 26 September 2024
  • Thumbnail for List of ecoregions in the United States (WWF)
    marine ecoregions of the 50 states of the United States are as follows: Alternative classification framework List of ecoregions in the United States (EPA) WWF...
    40 KB (222 words) - 22:01, 23 April 2024
  • Thumbnail for Diablo Range
    The Diablo Range is a mountain range in the California Coast Ranges subdivision of the Pacific Coast Ranges in northern California, United States. It stretches...
    18 KB (1,896 words) - 07:11, 19 July 2024
  • Thumbnail for Northern Basin and Range ecoregion
    Northern Basin and Range ecoregion is a Level III ecoregion designated by the United States Environmental Protection Agency (EPA) in the U.S. states...
    26 KB (2,970 words) - 04:06, 1 September 2024
  • Thumbnail for Ouachita Mountains
    Ouachita Mountains (category Mountain ranges of Arkansas)
    a Level III ecoregion designated by the Environmental Protection Agency (EPA). The region has been subdivided into six Level IV ecoregions. Louis R. Harlan...
    26 KB (2,530 words) - 16:43, 21 July 2024
  • Thumbnail for Appalachian mixed mesophytic forests
    Appalachian mixed mesophytic forests (category Ecoregions of the United States)
    States. This ecoregion consists of the following EPA level III ecoregions: Southwestern Appalachians (ecoregion) Central Appalachians (ecoregion) Western...
    22 KB (2,047 words) - 03:22, 29 August 2024
  • Thumbnail for Mississippi Valley Loess Plains (ecoregion)
    Mississippi Valley Loess Plains are a Level III ecoregion designated by the Environmental Protection Agency (EPA) in six U.S. states. The region lies primarily...
    17 KB (1,693 words) - 23:20, 17 June 2024
  • Thumbnail for Cross Timbers
    than that in the surrounding ecoregions, although this is not the case with the Flint Hills in Kansas. Ecologically, the EPA includes the Cross Timbers...
    26 KB (2,652 words) - 19:21, 28 March 2024
  • Thumbnail for Ozark Highlands (ecoregion)
    The Ozark Highlands is a Level III ecoregion designated by the Environmental Protection Agency (EPA) in four U.S. states. Most of the region is within...
    15 KB (1,937 words) - 23:12, 17 June 2024
  • Thumbnail for Blue Mountains (ecoregion)
    The Blue Mountains ecoregion is a Level III ecoregion designated by the United States Environmental Protection Agency (EPA) in the Pacific Northwest,...
    30 KB (3,572 words) - 04:04, 1 September 2024
  • Thumbnail for List of ecoregions in Oregon
    of ecoregions in Oregon provides an overview of ecoregions in the U.S. state of Oregon designated by the U.S. Environmental Protection Agency (EPA) and...
    7 KB (624 words) - 12:30, 8 May 2022
  • Thumbnail for Boston Mountains
    Boston Mountains (category Ecoregions of the United States)
    The Boston Mountains is a Level III ecoregion designated by the Environmental Protection Agency (EPA) in the U.S. states of Arkansas and Oklahoma. Part...
    13 KB (1,126 words) - 15:37, 3 January 2024
  • Mississippi Alluvial Plain is a Level III ecoregion designated by the Environmental Protection Agency (EPA) in seven U.S. states, though predominantly...
    30 KB (3,807 words) - 18:23, 8 August 2024
  • Thumbnail for Bioregion
    Bioregion (category Ecoregions)
    Routledge. ISBN 9780203984765. "Level III and IV Ecoregions of the Continental United States". www.epa.gov. 25 November 2015. Retrieved 26 July 2024. Noss...
    74 KB (7,406 words) - 06:59, 26 September 2024
  • Thumbnail for Arkansas Valley (ecoregion)
    The Arkansas Valley is a Level III ecoregion designated by the Environmental Protection Agency (EPA) in the U.S. states of Arkansas and Oklahoma. It parallels...
    13 KB (1,453 words) - 10:53, 6 September 2024