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  2. Betula populifolia - Wikipedia

    en.wikipedia.org/wiki/Betula_populifolia

    Betula populifolia, known as the gray (or grey) birch, is a deciduous tree in the family Betulaceae. It is native to eastern North America and is most commonly found in the northeast United States as well as southern Quebec , New Brunswick , and Nova Scotia . [ 1 ]

  3. Betula alleghaniensis - Wikipedia

    en.wikipedia.org/wiki/Betula_alleghaniensis

    Betula alleghaniensis, forest emblem of Quebec, [6] Canada. Betula alleghaniensis is a medium-sized, typically single-stemmed, deciduous tree reaching 60–80 feet (18–24 m) tall (exceptionally to 100 ft (30 m)) [2] [7] with a trunk typically 2–3 ft (0.61–0.91 m) in diameter, making it the largest North American species of birch.

  4. How California eco-bureaucrats halted a Pacific Palisades ...

    www.aol.com/news/california-eco-bureaucrats...

    The good news for the milkvetch plant is that they usually need wildfire to sprout — meaning dormant seeds now have a massive new habitat for a new crop of the rare shrub.

  5. IUCN Green Status of Species - Wikipedia

    en.wikipedia.org/wiki/IUCN_Green_Status_of_Species

    Version 2.0 of the Green Status of Species assessment introduced a dynamic current baseline that can be used for the calculation of Conservation Dependence and Gain, using the predicted Green Score at 10 years given current conservation actions and those that are expected to go into effect within one year of the Green Status assessment.

  6. List of old-growth forests - Wikipedia

    en.wikipedia.org/wiki/List_of_old-growth_forests

    American Beech,White Oak, Northern Red Oak, Gray birch [43] New York: Catskill Mountains [15] 60,000 acres (24,000 ha) or more [15] Allegheny Highlands forests: New York: Adirondack Mountains [15] 150,000 acres (61,000 ha) or more [15] Eastern forest-boreal transition: New York: Thain Family Forest [15] 50 acres (20 ha) or more [15] Northern ...

  7. NatureServe conservation status - Wikipedia

    en.wikipedia.org/.../NatureServe_conservation_status

    The NatureServe conservation status system, maintained and presented by NatureServe in cooperation with the Natural Heritage Network, was developed in the United States in the 1980s by The Nature Conservancy (TNC) as a means for ranking or categorizing the relative imperilment of species of plants, animals, or other organisms, as well as natural ecological communities, on the global, national ...

  8. Albany Pine Bush - Wikipedia

    en.wikipedia.org/wiki/Albany_Pine_Bush

    In contrast the northern hardwood forests are dominated by aspen , black cherry, red maple (Acer rubrum), white pine (Pinus strobus), gray birch (Betula populifolia), green ash (Fraxinus pennsylvanica), and oaks. [6] Pitch pines in the Pine Bush following a controlled burn to induce germination [46] [47]

  9. Conservation status - Wikipedia

    en.wikipedia.org/wiki/Conservation_status

    The IUCN Red List of Threatened Species by the International Union for Conservation of Nature is the best known worldwide conservation status listing and ranking system. . Species are classified by the IUCN Red List into nine groups set through criteria such as rate of decline, population size, area of geographic distribution, and degree of population and distribution fragmenta