2009年5月7日星期四

Western Cordillera Part 2

Western Cordilleran vegetation varies enormously from one side of a mountain to another. Some sides of a mountain get a lot of water and some don't!It is called the rain-shadow effect!

Did you know?
On the most, windward slopes of the mountain. There are trees like the Douglas Fir, western hemlock, and western red cedar.

Questions (There are 8 questions today!)
1. Find a picture of the Douglas Fir. Post it. Have you seen this tree?
Yes. 2. How can you remember what this tree looks like and it's name?
It looks fat...Douglas Fir, it is hard to remember.
3. Find a picture of Western Hemlock. Have you seen this tree before?
4. When you look at a Western Hemlook, what is special about this tree. Tell me 3 things about this tree?
Go to this website for some answers!
http://www.for.gov.bc.ca/hfd/library/documents/treebook/westernhemlock.htm
1.it usually grows 30 to 50 metres tall.
2.It is narrow
3.Cones are small.
5. There are many mountains in this region. What do you think happens to the vegetation when we get higher up to the mountain? Can you guess?
Higher, colder. So the higher place has stronger evergreen trees. Like pine trees.

6. In the southern part of the Western Cordillera region, there is less rain. If there is less rain, do you think the great evergreen trees will grow?
Of course. These evergreen trees will get use of the climate.

7. The largest trees in the world exist in this region. They can be found in the United States because this region is very long and goes all the way down into Canada's neighbor!!! These trees are called "Giant Sequoias".

a. Find a picture of a Giant Sequoia you like. Explain why you like or don't like it in 3-5 sentences.
I like it. This is the tree in California, yes, the large region includes America and Canada. The color is bright and unusual, I never saw it before.

8. What did you learn today? Explain in 5-8 sentences. Be serious!!!!
I'm continue learning about this region. The nature is amazing! The trees are in different shape. On the mountains, evergreen trees are the winners. I like the tree called Giant Sequoias, it is huge. Most of the trees on the mountains are huge and tall, like Western Hemlock.

Bonus
1. Can you find the largest tree in the world?General Sherman
a. Find a picture. Post it.

b. Where is it?

The tree is located in the Giant Forest of Sequoia National Park in the United States, east of Visalia, California.

c. How big is it? What are the measurements?

General Sherman is the name of a Giant Sequoia with a height of 275 feet (83.8 metres).

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