avenue tree notes.pptx .

Avenue trees for aesthetics and pollution control

1. GOVT. SUKHRAM NAGE COLLEGE NAGRI DHAMTARI (C.G.) 493778 Guided by Session – 2024-25 Paper 1 st – Plant reproduction and utilization of resources Topic – plant used as avenue trees for pollution control and aesthetics Presented by Chelsi Dewangan M. Sc. 4 th sem Botany Prof. K. Naik HoD ( Botany )

2. Content Introduction History Purpose of avenue trees Avenue tree use for Pollution control Avenue trees for aesthetics Reference Avenue trees

3. Avenue tree Avenue tree is a type of tree that is planted in a line along a road Street or path. Avenue trees also known is landscape trees. A tree is a perennial plant having a distinct trunk with a crown at the top. Tree have immense beauty from aesthetic viewpoint. Planted – roadside, Highway garden, near railway line, unused land etc. Introduction https://fairfaxgardening.org/canopy-trees/ https://pixabay.com/photos/avenue-trees-park-bank-path-188444/ History – in India King Ashoka is known as the father of Avenue tree planting in India. He was the first king to order the planting of trees along roads. For provide sad and beauty as well as improve the environment.

4. Pollution control Pollution Causes of pollution Pollution is the introduction of harmful material into the environment. This harmful materials are called pollutants. Pollution can be natural, such as volcanic ash. Pollution is mostly man made, but it can also be natural. Natural pollution is caused by volcanic eruption, emission of natural gases, soil erosion ultraviolet rays, cosmic rays etc. https://www.earthreminder.com/pollution-causes-effects-control/ Purpose of avenue tree For shade Pollution control Aesthetic Soil conservation Timber

5. Avenue trees for pollution control Planted at roadside, Park, landscape, residential colonies, near industries etc. Absorption air pollution gases, dust. Provide Phyto - remediation of environment. Criteria for avenue tree used for pollution control Evergreen tree Heighted and extensive canopy Large & wide leaves Rough bark Indigenous Ecological compatible Low water requirement High pollutant absorbent Dust scavenging capacity APTI should not be less than 10 Evergreen Rough bark Extensive canopy https://images.app.goo.gl/u51bg6nBJKHpwmXd9

6. plants improve the air quality by absorbing carbon dioxide. Release oxygen into the atmosphere. Increase humidity by transpiration through stomata and they can absorb pollutants on the external surfaces of leaves. Planting of avenue trees Signification

7. Avenue trees for Aesthetic Ornamental & attractive plants . Used for beautification of the area. Mostly colourful & flowering . May be large shrub or tree. Reference R.K. Trivedy and N. K. Singh . Pollution control through plants.(2011). Donald J. Watts. Street Tree Planting.