搜尋結果
The understory is the underlying layer of vegetation in a forest or wooded area, especially the trees and shrubs growing between the forest canopy and the forest floor. Plants in the understory comprise an assortment of seedlings and saplings of canopy trees together with specialist understory shrubs and herbs.
The Sycamore Gap tree or Robin Hood tree was a sycamore tree standing next to Hadrian's Wall near Crag Lough in Northumberland, England.
Photosynthesis ( / ˌfoʊtəˈsɪnθəsɪs / FOH-tə-SINTH-ə-sis) [1] is a system of biological processes by which photosynthetic organisms, such as most plants, algae, and cyanobacteria, convert light energy, typically from sunlight, into the chemical energy necessary to fuel their activities.
Location. Layers in the geopark. The park is located in the northern foothills of the Qilian Mountains, in the counties of Linze and Sunan, which are under the administration of the prefecture-level city of Zhangye, Gansu province. The main areas of Danxia landform are in Kangle and Baiyin townships.
Gross domestic product (GDP) is the market value of all final goods and services from a nation in a given year. [2] Countries are sorted by nominal GDP estimates from financial and statistical institutions, which are calculated at market or government official exchange rates.
The Amazon rainforest, [a] also called Amazon jungle or Amazonia, is a moist broadleaf tropical rainforest in the Amazon biome that covers most of the Amazon basin of South America. This basin encompasses 7,000,000 km 2 (2,700,000 sq mi), [2] of which 6,000,000 km 2 (2,300,000 sq mi) are covered by the rainforest. [3]
Other projections have French not ranked as high, [48] but see French, with Arabic, rise among the top six languages by number of speakers, the projected languages with above 500 million speakers, and allready today the top six languages: English, Mandarin, Hindi-Urdu, French, Arabic and Spanish being projected to fall behind, followed by ...
