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Q: Why are there more amount of trees in the uae and less in sides of valleys?
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How can human activity affect the amount of rain?

Green trees bring more rain. Human beings are cutting trees for fulfilling their needs. So, the amount of trees are becoming less effecting the amount of rain.


How do wolves increase the population of trees?

by reducing the amount of tree eating animals through predation, wolves = reduced amount of tree eating animals = less trees eaten = more trees


What is Difference between glaciar valley and river valley?

A glacial valley is formed by the movement of glaciers, which carve out deep U-shaped valleys with steep sides and flat bottoms. A river valley, on the other hand, is formed by the erosion of flowing water over time, resulting in V-shaped valleys with narrower bottoms and less steep sides. Glacial valleys generally have a more pronounced U-shape and are wider compared to river valleys.


Why are manufactured boards environmentally?

You use less numbers of trees for the same amount of manufactured boards than would have been needed for cut boards.


What is the least amount of sides a polyhedron can have?

Four. Any less and it wouldn't be three dimensional-- it would be a polygon.


Would cutting down trees affect the amount of evaporation in an area?

Yes.


What areas have the greatest amount of wind erosion and depoition?

*deposition of course, areas near mountains especially if there are less trees on it.


What is the energy needed to cut down a tree?

The energy needed to cut down a tree depends on the size of the tree. Small trees need a less amount of energy than large trees.


Are there more deserts than rain forests?

The reason that there are less animals in the desert is because the animals that live in the rain forest are used to having more oxygen due to the large amount of trees there. As there are less trees in the desert, there are less animals. This is why most desert trekkers use an oxygen tank.


Can trees affect the environment?

Trees convert carbon dioxide into oxygen through photosynthesis. Less trees = less conversion


How would the water cycle be affected if people remove large numbers of trees from the surface?

There will be less interception of rainwater by the trees, and this results in more surface run-off to streams, rivers, lakes, oceans. There will be less transpiration by trees which returns the moisture to the atmosphere. The evaporation rate of water and amount & duration of rainfall will be be affected.


Why does protococcus usually grow more heavily on the northern side of trees?

Protococcus prefers to grow on the side of rocks, trees and soil that are moist and shady. In the northern hemisphere, the sun shines more heavily on the southern side of objects. This makes the north side of trees more shady, which is their preferred location.