An acre of trees can remove about 13 tons of dust and gases every year from the surrounding environment.
An olive tree can live up to 1500 years.
Even though the rose does not bear any fruit, the rose hips have more Vitamin C than most vegetables and fruits.
In a day, a mature oak tree can draw approximately 50 gallons of water.
In a year approximately 900 million trees are cut down to make the raw materials needed for American pulp mills and paper.
In approximately 18 months, the papaya tree can grow to be 20 feet tall.
Oak trees can live 200 or more years.
Stalks of sugar cane can reach up to 30 feet.
The Amazon rain forest produces more than 20% the world's oxygen supply.
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