# The Earth as Modified by Human Action

Author: Marsh, George P. (George Perkins), 1801-1882

Genre: Category: History - Modern (1750+)

Language: English

License: Public domain

Source: https://www.gutenberg.org/ebooks/6019

Amazon editions: https://www.amazon.com/s?k=The+Earth+as+Modified+by+Human+Action+Marsh&tag=cyberlibrar00-20

## Summary

Natural Advantages of the Territory of the Roman Empire--Physical Decay of that Territory--Causes of the Decay--Reaction of Man on Nature--Observation of Nature--Uncertainty of Our Historical Knowledge of Ancient Climates--Uncertainty of Modern Meteorology--Stability of Nature--Formation of Bogs--Natural Conditions Favorable to Geographical Change--Destructiveness of Man--Human and Brute Action Compared--Limits of Human Power--Importance of Physical Conservation and Restoration--Uncertainty as to Effects of Human Action

## Chapters

- [Chapter 11](https://www.cyberlibrary.org/en/books/the-earth-as-modified-by-human-action-6019/chapters/11/index.md)
- [Chapter 13](https://www.cyberlibrary.org/en/books/the-earth-as-modified-by-human-action-6019/chapters/13/index.md)
- [Chapter 9](https://www.cyberlibrary.org/en/books/the-earth-as-modified-by-human-action-6019/chapters/9/index.md)
- [Chapter 14](https://www.cyberlibrary.org/en/books/the-earth-as-modified-by-human-action-6019/chapters/14/index.md)
- [Chapter 12](https://www.cyberlibrary.org/en/books/the-earth-as-modified-by-human-action-6019/chapters/12/index.md)
- [Chapter 7](https://www.cyberlibrary.org/en/books/the-earth-as-modified-by-human-action-6019/chapters/7/index.md)
- [Chapter 15](https://www.cyberlibrary.org/en/books/the-earth-as-modified-by-human-action-6019/chapters/15/index.md)
- [Chapter 10](https://www.cyberlibrary.org/en/books/the-earth-as-modified-by-human-action-6019/chapters/10/index.md)
- [Chapter 8](https://www.cyberlibrary.org/en/books/the-earth-as-modified-by-human-action-6019/chapters/8/index.md)
- [Chapter 3](https://www.cyberlibrary.org/en/books/the-earth-as-modified-by-human-action-6019/chapters/3/index.md)
- [Chapter 4](https://www.cyberlibrary.org/en/books/the-earth-as-modified-by-human-action-6019/chapters/4/index.md)
- [Chapter 2](https://www.cyberlibrary.org/en/books/the-earth-as-modified-by-human-action-6019/chapters/2/index.md)
- [Chapter 6](https://www.cyberlibrary.org/en/books/the-earth-as-modified-by-human-action-6019/chapters/6/index.md)
- [Chapter 5](https://www.cyberlibrary.org/en/books/the-earth-as-modified-by-human-action-6019/chapters/5/index.md)
- [Chapter 1](https://www.cyberlibrary.org/en/books/the-earth-as-modified-by-human-action-6019/chapters/1/index.md)