# ​Trees’ benefits in facts
> https://tree-nation.com/projects/greening-sahel-simiri/article/5102-trees-benefits-in-facts

- **Author**: AZA-Arid Zone Afforestation  NPO
- **Published**: 2019-10-07T11:53:42.000000Z

Abstract

Wondering why we have to plant as many trees as possible here are some facts for thought concerning trees’ benefits.

Trees' benefits in facts


	An acre of nature trees absorbs the amount of CO2 produced when you drive your car 42.000 Km. 
	One acre of nature trees provides enough oxygen for 18 people. 
	Trees reduce UV-B exposure by about 40%. 
	The evaporation from a single tree can produce the cooling effect of 10 room sized air-conditioners operating 20 hours a day.
	A well-placed tree can reduce noise by as much as 40%.
	One large tree can supply a day’s supply of oxygen for 4 people.
	A healthy tree can store 26 kg of carbon each year.
	An acre of trees can store 2.6 tons of carbon dioxide each year.
	For every 16.000 km you drive, it takes 7 trees to remove the amount of carbon dioxide produced.
	 A hundred million new trees would absorb 18 million tons of CO2 and cut air-conditioning cost by 84 billion dollars annually.
	A belt of trees 40 meters wide and 12 meters high can reduce highway noise by 40%.
	 A tree can absorb as much as 24 kg of CO2 per year and can sequester one ton of CO2 by the time it reaches 40 years old.
	 A mature tree can have an appraised value between 2.000$ and 10.000$ council of Tree and Landscape Appraisers.
	 About 20% of the worlds’ emissions are a result of deforestation.
	 CO2 worlds’ emission is 35.000.000 metric tons per year.
	CO2 sequestration is 25 kg per tree per year. 
	One half the dry weight of wood is carbon.
	One person emits 20 tons of CO2 per year.