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www.treepeople.org/resources/tree-benefits

Here are 22 of the best reasons to plant and care for trees or defend a tree's standing: Trees combat climate change ... What We Do · Why It Matters · Policy & Research Work ... In one year an acre of mature trees can provide enough oxygen for 18 people. ... Most newly planted trees need only fifteen gallons of water a week.

discoverykids.com/articles/why-do-we-need-trees

Boy do we all need trees! Why? Let me explain. Humans, and virtually all other critters, live on a gas called oxygen. Oxygen is one of the gases found in air and ...

wonderopolis.org/wonder/why-do-we-need-trees

Arbor Day is an annual holiday that celebrates trees. The name, in fact, comes from the Latin word arbor, which means tree. Each Arbor Day, people are ...

www.bgci.org/education/1722

But how do other living things, such as people, get hold of that energy? We eat it, we ... How many trees do we need to produce enough oxygen for one person?

www.ask.com/youtube?q=Why+Do+People+Need+Trees&v=z_KMN8532co
Apr 13, 2015 ... Why Do We Need Tre... ... Do you know Interesting Facts About Nature. Why Do We ... Because Trees give oxygen and take carbon dioxide.

www.keepbanderabeautiful.org/why-trees.html

6)Forest plants are very important to people in providing ... Conservation education online lecture Passion for trees: why do we need trees, why forests. BSB ...

www.smartcitiesdive.com/ex/sustainablecitiescollective/why-we-need-trees-our-cities/1100050

Let's go over nine of the main reasons why we need trees in our urban ... portion of urban trees that are planted do not reach maturity, therefore not providing the ...

www.whyzz.com/why-do-we-need-trees

Trees do the opposite--they take in carbon dioxide and expel oxygen--the gas people need to live. So trees are making something that we need to survive.

www.nitrofill.com/TreeFacts.aspx

10 Facts About Trees and How Trees Help Save the Environment. ... By planting 20 million trees, the earth and its people will be provided with 260 million more tons of oxygen. Those same 20 million ... How Do Trees Help the Environment?