Lesson 绿化修剪11
1. It is the science of planetary houkeeping.
Ecology is the science about how the affairs of our hou, the planet, are managed.
2. In quite a similar way, stabilizing cybernetic relations are built into an ecological cycle.临渴掘井
超短发女Similar to the ship system, cybernetics systems with stabilizing effects are an integral part of an ecological cycle.
3. The most famous examples of such ecological oscillations are the periodic fluctuations of the size of fur-bearing animal populations.
The best-known examples that can clearly illustrate such ecological oscillations are the changes of the size of fur-bearing animal populations that take place periodically.
4. A persistent effort to answer the question, “Where does it go?” can yield a surprisi
ng amount of valuable information about an ecosystem.
If everything must go somewhere, we may persistently try to answer the question, “Where does it go?” In doing so, we can learn a great deal of valuable information about an ecosystem.
5. Consider, for example, the fate of a houhold item which contains mercury – a substance with environmental effects that have just recently surfaced.
Let’s examine what’s going to happen to a houhold item which contains mercury. Mercury is a substance with environmental effects that science has recently discovered.
Lesson 13
1. The space may once have been bridgeable, but lately it’s become a chasm.
In the past the gap was bridgeable, that is, people could move upward from middle class to upper class, but lately the gap between the two class has widened so much that it is hard to cross.
2. But all of this miss the point: However terrible the sins of the financial markets, they’re merely a reflection of a cultural predisposition.
But people failed to e the real point. It’s true that the financial markets made terrible mistakes. However, they merely reflected a tendency to suffer a particular cultural illness.
3. The moral: Americans are in their current bind becau too many of them saw hous as美国丧尸 全国消防日是哪一天moneymaking opportunities.
The practical lesson taught by the story of the Garcias was that Americans are in their current trouble becau too many of them regard hous as opportunities for making money.
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4. Across America, some version of this drama has become a social norm.
Throughout America, there are various versions of such dramatic events like what happened to the Garcias, and they have become a social pattern.
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5. The hou was so vast that the sound waves that normally precede the arrival of a living 电脑关不了机怎么办creature got lost.
The hou was so vast that the sound of footsteps got lost in the large space.
