none of them are a right angle since there isn't an angle on any of those measurements that are 90 degrees.
Time. I wish I had more of it.
The relationship between the human foragers and the environment was much different than the one of the modern times. The foragers where directly dependent on the environment for their survival. They were not producing anything, so they were using the environment to get food and all the resources they needed. Nowadays, the relationship between the humans and the environment is much different, as most of the humans are directly dependent on the environment for the survival. This has led to have much less appreciation of it and very often even destroying it. The humans' relationship with the environment nowadays is much more recreational, scientific, or to use it for their further development.
Different people have different concerns. Some people see the environment as a beautiful thing that we need to protect and conserve. Some people do not care about the environment at all or they do not see the problems as problems.
Children will associate there unacceptable behaviour with getting spanked, and the purpose is to dissuade them from partaking in that behaviour in the future.