34 relations: Animal, Arizona, Aspen, Biogeographic realm, Biome, Cascade Range, Chaparral, Clinton Hart Merriam, Commission for Environmental Cooperation, Ecoregion, Great Basin, Holdridge life zones, Juniperus osteosperma, Larrea tridentata, Leslie Holdridge, Lichen, List of ecoregions in North America (CEC), List of terrestrial ecoregions (WWF), North America, Picea engelmannii, Pinus aristata, Pinus edulis, Pinus ponderosa, Plant, Poaceae, Precipitation, Pseudotsuga menziesii var. glauca, Quercus turbinella, Sagebrush, San Francisco Peaks, United States, Western United States, World Wide Fund for Nature, Yucca brevifolia.
Animal
Animals are multicellular eukaryotic organisms that form the biological kingdom Animalia.
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Arizona
Arizona (Hoozdo Hahoodzo; Alĭ ṣonak) is a U.S. state in the southwestern region of the United States.
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Aspen
Aspen is a common name for certain tree species; some, but not all, are classified by botanists in the section ''Populus'', of the Populus genus.
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Biogeographic realm
A biogeographic realm or ecozone is the broadest biogeographic division of the Earth's land surface, based on distributional patterns of terrestrial organisms.
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Biome
A biome is a community of plants and animals that have common characteristics for the environment they exist in.
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Cascade Range
The Cascade Range or Cascades is a major mountain range of western North America, extending from southern British Columbia through Washington and Oregon to Northern California.
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Chaparral
Chaparral is a shrubland or heathland plant community found primarily in the US state of California and in the northern portion of the Baja California Peninsula, Mexico.
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Clinton Hart Merriam
Clinton Hart Merriam (December 5, 1855 – March 19, 1942) was an American zoologist, mammalogist, ornithologist, entomologist, ethnographer, and naturalist.
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Commission for Environmental Cooperation
The Commission for Environmental Cooperation (CEC; Comisión para la Cooperación Ambiental; Commission de coopération environnementale) was established by Canada, Mexico, and the United States to implement the North American Agreement on Environmental Cooperation (NAAEC), the environmental side accord to the North American Free Trade Agreement.
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Ecoregion
An ecoregion (ecological region) is an ecologically and geographically defined area that is smaller than a bioregion, which in turn is smaller than an ecozone.
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Great Basin
The Great Basin is the largest area of contiguous endorheic watersheds in North America.
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Holdridge life zones
The Holdridge life zones system is a global bioclimatic scheme for the classification of land areas.
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Juniperus osteosperma
Juniperus osteosperma (Utah juniper; syn. J. utahensis) is a shrub or small tree reaching 3–6 m (rarely to 9 m) tall.
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Larrea tridentata
Larrea tridentata is known as creosote bush and greasewood as a plant, chaparral as a medicinal herb, and as gobernadora in Mexico, Spanish for "governess", due to its ability to secure more water by inhibiting the growth of nearby plants.
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Leslie Holdridge
Leslie Ransselaer Holdridge (September 29, 1907 – June 19, 1999) was an American botanist and climatologist.
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Lichen
A lichen is a composite organism that arises from algae or cyanobacteria living among filaments of multiple fungi in a symbiotic relationship.
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List of ecoregions in North America (CEC)
This list of ecoregions of North America provides an overview of North American ecoregions designated by the Commission for Environmental Cooperation (CEC) in its North American Environmental Atlas.
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List of terrestrial ecoregions (WWF)
This is a list of terrestrial ecoregions as compiled by the World Wildlife Fund (WWF).
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North America
North America is a continent entirely within the Northern Hemisphere and almost all within the Western Hemisphere; it is also considered by some to be a northern subcontinent of the Americas.
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Picea engelmannii
Picea engelmannii, with common names Engelmann spruce, white spruce, mountain spruce, or silver spruce, is a species of spruce native to western North America, from central British Columbia and southwest Alberta, southwest to northern California and southeast to Arizona and New Mexico; there are also two isolated populations in northern Mexico.
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Pinus aristata
Pinus aristata, the Rocky Mountain bristlecone pine (or the Colorado bristlecone pine), is a long-living species of bristlecone pine tree native to the United States.
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Pinus edulis
Pinus edulis, the Colorado pinyon, two-needle piñon, pinyon pine, or simply piñon, is a pine in the pinyon pine group whose ancestor was a member of the Madro-Tertiary Geoflora (a group of drought resistant trees) and is native to the United States.
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Pinus ponderosa
Pinus ponderosa, commonly known as the ponderosa pine, bull pine, blackjack pine, or western yellow-pine, is a very large pine tree species of variable habitat native to the western United States and Canada.
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Plant
Plants are mainly multicellular, predominantly photosynthetic eukaryotes of the kingdom Plantae.
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Poaceae
Poaceae or Gramineae is a large and nearly ubiquitous family of monocotyledonous flowering plants known as grasses, commonly referred to collectively as grass.
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Precipitation
In meteorology, precipitation is any product of the condensation of atmospheric water vapor that falls under gravity.
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Pseudotsuga menziesii var. glauca
Pseudotsuga menziesii var.
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Quercus turbinella
Quercus turbinella is a North American species of oak known by the common names Turbinella oak, Arizona shrub live oak, and Gray shrub oak.
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Sagebrush
Sagebrush is the common name of several woody and herbaceus species of plants in the genus Artemisia.
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San Francisco Peaks
The San Francisco Peaks (Sierra de San Francisco) are a volcanic mountain range in north central Arizona, just north of Flagstaff and a remnant of the former San Francisco Mountain.
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United States
The United States of America (USA), commonly known as the United States (U.S.) or America, is a federal republic composed of 50 states, a federal district, five major self-governing territories, and various possessions.
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Western United States
The Western United States, commonly referred to as the American West, the Far West, or simply the West, traditionally refers to the region comprising the westernmost states of the United States.
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World Wide Fund for Nature
The World Wide Fund for Nature (WWF) is an international non-governmental organization founded in 1961, working in the field of the wilderness preservation, and the reduction of human impact on the environment.
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Yucca brevifolia
Yucca brevifolia is a plant species belonging to the genus Yucca.
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Redirects here:
Biotic zone, Life zones, Lifezone, Vegetation zone (latitude).
References
[1] https://en.wikipedia.org/wiki/Life_zone