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On average how many trees are cut down each year?
999827km2 worth of trees are cut down each year
How many people does it take to plant trees?
2 or 3 depends
How many trees are bought each year?
Over 2.3 billion trees were planted in America last year. I'm not sure, but I think most of them were replanted by forest/logging companies.
How many liters of water does a human drink in a lifetime?
A human drinks about 2 liters of water per day.It depends how many years does he/she lives.
How many black people live in Indiana?
More than needed.
How many trees are needed to supply enough oxygen -for 30 people for a year?
10
History of oxygen?
Oxygen has came from trees many years ago.
How many trees can produce oxygen?
Every tree produces oxygen...
Why are does the US have so many trees?
The us has so many trees because we use their oxygen
How does saving the rain forest clash with current human needs?
The rain forest has many trees in it. We need trees to breath. If we dont have any trees, then we dont have any oxygen. Then we die. It saves us if we save the rain forest!
Why do you need so many trees?
we need trees beacuse it gives us oxygen and without oxygen we wouldnt be alive
If there were no trees would you have oxygen?
Yes, there would still be free oxygen in the air if there were no trees. There are many plants that are not trees and that release oxygen. In fact, the Earth's atmosphere was rich in oxygen due to the metabolism of plants in the oceans ages before the first trees appeared on the land.
How many moles of oxygen are needed to burn 7.0 mols of phosphorus?
8,75 moles of oxygen are needed.
What will happen to livingbeings when there is no trees?
Many living things will die. Tree-dwelling creatures will have no home, and will venture into human lands and soon die. All of the plant life surrounding the trees will die. Humans will also lose trees as a source of building material, and of oxygen. Trees are beneficial to life!
How many chromosomes are needed to make a human?
46 chromosomes are needed to create a human
How is oxygen is found in nature?
Oxygen can be found on most of the earth and is needed by many living beings. Our atmosphere is composed of about 20% oxygen. The element oxygen (O2) is found in water (H2O), which is made up of 2 parts Hydrogen and 1 part oxygen. It is also found in rust and metal ores, as well as in many different minerals. Another place is anywhere there are green plants or trees. Plants and trees absorb Carbon Dioxide (CO2) and produce Oxygen as a by-product. Oxygen is also found in the bloodstreams of all living animals.
How are forest helpful to human beings?
trees and humans from a cycle we from a gas when we breath that the trees need to live and that is why people say that talking to trees is good for them is just us breathing the trees do the same they from a gas that we need to live -------------------------------------------------------------------------------------------------------- So in terms that can be understood: We breathe in 'Air' which is made up of many gases, one of which is oxygen, which is very important. we breathe out carbon dioxide, because our bodies have removed the oxygen. Tree's trap the carbon dioxide inside their trunks and 'breathe out' oxygen, otherwise we would run out of oxygen and suffocate.
