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[1] [3] Many migratory birds and butterflies spend winter in tropical and subtropical conifer forests. This biome features a thick, closed canopy which blocks light to the floor and allows little underbrush. As a result, the ground is often covered with fungi and ferns. Shrubs and small trees compose a diverse understory. [1]
The core zone of this national park covers 857.54 km 2 and a buffer zone of 1,954 km 2. [1] The park was created to protect one of the world's two largest karst regions with 300 caves and grottoes and also protects the ecosystem of limestone forest of the Annamite Range region in North Central Coast of Vietnam. [2] [3]
Some tropical areas may receive abundant rain the whole year round, but others have long dry seasons which last several months and may vary in length and intensity with geographic location. These seasonal droughts have a great impact on the vegetation, such as in the Madagascar spiny forests. [1] Rainforest vegetation is categorized by five layers.
The biggest one, named Homemalynn 1, is 8.4 m (28 ft) in diameter and 34 m (112 ft) tall. The second biggest one, named Homemalynn 2, is 8.2 m (27 ft) in diameter. [45] Previously, the world's biggest recorded teak tree was located within the Parambikulam Wildlife Sanctuary in the Palakkad District of Kerala in India, named Kannimara. The tree ...
Từ điển bách khoa Việt Nam (lit: Encyclopaedic Dictionary of Vietnam) is a state-sponsored Vietnamese-language encyclopedia that was first published in 1995. It has four volumes consisting of 40,000 entries, the final of which was published in 2005. [1] The encyclopedia was republished in 2011.
Vietnam accepted the convention on 19 October 1987, making its natural and cultural sites eligible for inclusion on the list. [2] As of 2023, there are eight World Heritage Sites in Vietnam, including five cultural sites, two natural sites, and one mixed. [2]
In 2021, wood fuel was the main product with a 49 percent share of the total (2 billion m³), followed by coniferous industrial roundwood with 30 percent (1.2 billion m³) and non-coniferous industrial roundwood with 21 percent (0.9 billion m³). Asia and the Americas are the two main producing regions, accounting for 29 and 28 percent of the ...
Deforestation in British Columbia has resulted in a net loss of 1.06 million hectares (2.6 million acres) of tree cover between the years 2000 and 2020. [105] More traditional losses have been exacerbated by increased threats from climate change driven fires, increased human activity, and invasive species.