a campus instructor ecological amount of a tree were calculated

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students, you know a tree of ecological worth? Indian instructor , a campus professor ecological worth of a tree were reckoned : a 50-year -old tree , ashore an accrual basis, generating Oxygen value of almost 31,200 U.S. dollars; preoccupy toxic gases, atmosphere pollution obstruction worth almost 62,500 dollars; increase soil fertility worth about 31,200 dollars; water preservation value of 37,500 dollars; for birds and additional animals procreate the position value of 3 $ 1,suffered a approximately two-hour tempest blocking,250 ; generate the protein value of $ 2,500 . clear the bloom, fruit and timber value, creating a total value of about 19 $ 6000 .
tree and a very near relationship among human creatures . tree, one tin absorb carbon dioxide , emitting a fresh air , and , But also to nourish ecological balance , no trees, humanity would not survive .
This annual is the city's history, the largest tree planting year, yet this year we met a special year , since spring ,toronto escort, rainfall bias Less serious signs of drought . Those fashionable trees planted , the roots strike a light , not like the age trees namely draw groundwater, how they live it,shanghai escort! Save the trees it! Recently, the city's sectors of society apt the trees, watering, Will average less than 2 days gushing over again. I shriek the educate at the Corps , the option of the trees green crews , and put up elaborate mark . students , action! around the school and campus The option and management and conservation of trees . We deem that the cautiously improved in the students , these small trees will eventually grow into towering trees. At that period, the growth rings on trees carved students growing footprint. students Not only planted trees , and planted the hope that is ideal for flying .
wish the students and young trees under the blue sky of the motherland as healthy grow !