Оглавление
George P. Marsh. The Earth as Modified by Human Action
The Earth as Modified by Human Action
Table of Contents
PREFACE TO THE FIRST EDITION
GEORGE P. MARSH
PREFACE TO THE PRESENT EDITION
BIBLIOGRAPHICAL LIST OF WORKS CONSULTED IN THE PREPARATION OF THIS VOLUME
CHAPTER I. INTRODUCTORY
CHAPTER II. TRANSFER, MODIFICATION, AND EXTIRPATION OF VEGETABLE AND OF ANIMAL SPECIES
CHAPTER III. THE WOODS
CHAPTER IV. THE WATERS
CHAPTER V. THE SANDS
CHAPTER VI. GREAT PROJECTS OF PHYSICAL CHANGE ACCOMPLISHED OR PROPOSED BY MAN
THE EARTH AS MODIFIED BY HUMAN ACTION
CHAPTER 1. INTRODUCTORY
UNCERTAINTY OF OUR HISTORICAL CONCLUSIONS ON ANCIENT CLIMATES
STABILITY OF NATURE
FORMATION OF BOGS
NATURAL CONDITIONS FAVORABLE TO GEOGRAPHICAL CHANGE
IMPORTANCE OF PHYSICAL CONSERVATION, AND RESTORATION
PHYSICAL RESTORATION
CHAPTER II
TRANSFER, MODIFICATION, AND EXTIRPATION OF VEGETABLE AND OF ANIMAL SPECIES
MODERN GEOGRAPHY EMBRACES ORGANIC LIFE
ORIGIN OF DOMESTIC PLANTS
OBJECTS OF MODERN COMMERCE
FOREIGN PLANTS, HOW INTRODUCED
VEGETABLE POWER OF ACCOMMODATION
AGRICULTURAL PRODUCTS OF THE UNITED STATES
USEFUL AMERICAN PLANTS GROWN IN EUROPE
ANIMAL LIFE AS A GEOLOGICAL AND GEOGRAPHICAL AGENCY
INFLUENCE OF ANIMAL LIFE ON VEGETATION
ORIGIN AND TRANSFER OF DOMESTIC QUADRUPEDS
EXTIRPATION OF WILD QUADRUPEDS
LARGE MARINE ANIMALS RELATIVELY UNIMPORTANT IN GEOGRAPHY
INTRODUCTION AND BREEDING OF FISH
INTRODUCTION OF BIRDS
INJURY TO THE FOREST BY INSECTS
DESTRUCTION OF INSECTS
CHAPTER III
THE WOODS
VII
VIII
CHAPTER IV
THE WATERS
DRAINING OF THE LAKE OF HAARLEM
SUBTERRANEAN WATERS
CHAPTER V
THE SANDS
COAST DUNES
CHARACTER OF DUNE SAND
CHAPTER VI
GREAT PROJECTS OF PHYSICAL CHANGE ACCOMPLISHED OR PROPOSED BY MAN
