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A forest kindergarten in Düsseldorf, Germany. Forest kindergarten is a type of preschool education for children between the ages of three and six that is held almost exclusively outdoors. Whatever the weather, children are encouraged to play, explore and learn in a forest environment. The adult supervision is meant to assist rather than lead.
The tree form has evolved separately in unrelated classes of plants in response to similar environmental challenges, making it a classic example of parallel evolution. With an estimated 60,000-100,000 species, the number of trees worldwide might total twenty-five per cent of all living plant species.
The infinite number of possible spatial arrangements of trees of varying size and species makes for a highly intricate and diverse micro-environment in which environmental variables such as solar radiation, temperature, relative humidity, and wind speed can vary considerably over large and small distances.
A full-grown tree produces about 100 kilograms (220 lb) of net oxygen per year. [44] Acting as a carbon sink. Therefore, they are necessary to mitigate climate change. [45] Aiding in regulating climate. For example, research from 2017 shows that forests induce rainfall.
An evergreen forest is a forest made up of evergreen trees. They occur across a wide range of climatic zones, and include trees such as conifers and holly in cold climates, eucalyptus, live oak, acacias, magnolia, and banksia in more temperate zones, and rainforest trees in tropical zones.
The vegetation type is defined by characteristic dominant species, or a common aspect of the assemblage, such as an elevation range or environmental commonality. [3] The contemporary use of vegetation approximates that of ecologist Frederic Clements' term earth cover , an expression still used by the Bureau of Land Management .
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