- The Willamette Valley ecoregion is both the fastest-growing ecoregion in Oregon and the most densely-populated, containing the state’s three largest urban centers, Portland, Salem, and Eugene. The population projected for 2050 is approximately four million, nearly double today’s population.www.oregonconservationstrategy.org/ecoregion/willamette-valley/
- People also ask
- See more
See all on WikipediaWillamette Valley (ecoregion) - Wikipedia
The Willamette Valley ecoregion is a Level III ecoregion designated by the United States Environmental Protection Agency in the U.S. states of Oregon and Washington. Slightly larger than the Willamette Valley for which it is named, the ecoregion contains fluvial terraces and floodplains of the Willamette River system, … See more
The ecoregion covers an area of 14,900 square kilometers (5,800 sq mi), lying mostly in Oregon, with a small portion lying across the Columbia River in southern … See more
The Willamette Valley ecoregion is made up of four Level IV ecoregions:
Portland/Vancouver Basin (3a)
The Portland/Vancouver Basin ecoregion (named for the cities of See moreHistorically, the Willamette Valley forests were mostly an oak savanna, tall grasslands with scattered Oregon white oaks (Quercus … See more
• Ecoregions defined by the EPA and the Commission for Environmental Cooperation:
• The conservation group World Wildlife Fund maintains an alternate classification system: See moreWikipedia text under CC-BY-SA license Willamette Valley - Wikipedia
Human habitation in the Willamette Valley is estimated to have begun between 6,000 and 10,000 years ago. Until recently, the valley was largely inhabited by bands of the Kalapuya tribe of Native Americans. Molala and Chinook peoples also have inhabited portions of the Willamette Valley since time immemorial. Sixteen thousand Kalapuyans are estimated to have populated the valley as recently …
Wikipedia · Text under CC-BY-SA licenseEcoregions - Oregon Conservation Strategy
Willamette Valley. The Willamette Valley ecoregion is bounded on the west by the Coast Range and on the east by the Cascade Range. This long mostly level alluvial plain has some scattered areas of low basalt, and contrasts with …
Tags:Willamette Valley EcoregionCoast RangeCategory:Willamette Valley - Wikipedia
The following 41 pages are in this category, out of 41 total. This list may not reflect recent changes. Willamette Valley (ecoregion)
Willamette Valley - Simple English Wikipedia, the free encyclopedia
The Willamette Valley (/ w ɪ ˈ l æ m ɪ t /) is a 150-mile (240 km) long valley in the Pacific Northwest region of the United States. The entire valley is in the state of Oregon. The valley …
Tags:OregonWillamette Valley PopulationWillamette Valley (ecoregion) - Wikiwand
The Willamette Valley ecoregion is a Level III ecoregion designated by the United States Environmental Protection Agency in the U.S. states of Oregon and Washington. Slightly larger than the Willamette Valley for which it is named, …
Tags:Willamette Valley EcoregionOregonWillamette Valley Ecoregion: Chapter 3 in - USGS.gov
The Willamette Valley Ecoregion (as defined by Omernik, 1987; U.S. Environmental Protection Agency, 1997) covers approximately 14,458 km² (5,582 mi2), making it one of the smallest …
Tags:Willamette Valley EcoregionTamara S. Wilson, Daniel G. SorensonThe Willamette Valley Ecoregion (as defined by Omernik, 1987; U.S. Environmental Protection Agency, 1997) covers approximately 14,458 km2 (5,582 mi2), making it one of the smallest …
Tags:Willamette Valley EcoregionTamara S. Wilson, Daniel G. SorensonEco-328: Willamette Valley forests | Ecotenet
The Willamette Valley ecoregion is a Level III ecoregion designated by the United States Environmental Protection Agency in the U.S. states of Oregon and Washington. Slightly larger …
Tags:Willamette Valley EcoregionOregonRelated searches for Willamette Valley (ecoregion) wikipedia
