Forests

thumb|upright=1.4|The Amazon rainforest alongside the [[Solimões River, a tropical rainforest. These forests are the most biodiverse and productive ecosystems in the world.]] thumb|upright=1.4|Proportion and distribution of global forest area by climatic domain, 2020

thumb|upright=1.25|Jungle in Cambodia thumb|upright|Jungle on Tioman Island, [[Malaysia]] thumb|El Yunque National Forest in [[Puerto Rico, the only tropical rainforest managed by the U.S. National Forest Service]] A jungle is land covered with dense forest and tangled vegetation, usually in tropical climates. Application of the term has varied greatly during the past century. Because jungles occur on all inhabited landmasses and may incorporate numerous vegetation and land types in different climatic zones, the wildlife of jungles cannot be straightforwardly defined.

generic forest in the tropics

biome

deciduous forest in the temperate regions

thumb|upright=1.35|An open woodland in North Lanarkshire, ScotlandA woodland () is, in the broad sense, land covered with woody plants (trees and shrubs), or in a narrow sense, synonymous with wood (or in the U.S., the plurale tantum woods), a low-density forest forming open habitats with plenty of sunlight and limited shade (see differences between British, American and Australian English explained below). Some savannas may also be woodlands, such as savanna woodland, where trees and shrubs form a light canopy.

open area within a woodland

vegetation zone

thumb|Lesser celandine (Ficaria verna) on forest floor in spring

type of forest

biome

type of riparian forest in dry regions

forested or wooded area of land adjacent to a body of water

biome

forest that has re-grown after a timber harvest and is very different in structure from the original forest

type of deciduous broadleave forest

tropical forest habitat type

thumb|upright=1.2|Tugai vegetation along the Syr-Darya in [[Kazakhstan, Central Asia.]]

amount of land area covered by forest

park encompassing woodlands

sylvan ecosystem type

small, dense urban forest

oak forest in Galicia, Spain

dense, scrublike vegetation

temperate deciduous forest with extensive Hyacinthoides non-scripta ground flora