The Delicate Balance, Part 1: Exponential Population Growth
It took thousands of years for mankind to evolve from nomadic hunter-gatherers to farmers settled in towns and villages. It took only centuries from that point until Thomas Malthus postulated, in the 18th century, that human population would grow at...
Pre-Revolutionary War Surge of Immigration
Historian and author Bernard Bailyn talks about the two major forces at work during the fifteen years preceding the American Revolution. "One, of course, was the constitutional struggle with Britain was building up," Professor Bailyn says. "But the ...
Eighteenth Century Migration to America
Historian and author Bernard Bailyn talks about eighteenth century migration to North America, which he describes as being very different from the migration of the nineteenth and early twentieth centuries, in which immigrants from small villages or ...
Rise and Fall: Population, Urbanization and the Environment
There are numerous challenges facing most big cities in the United States today. These include managing population growth, adjusting to the post-industrial economy, and coping with class, racial and ethnic conflict. One option for those who can af...
Rise and Fall: Population, Urbanization and the Environment
While developing nations struggle to endure the seemingly endless cycle of poverty and overpopulation, the decline in population some of the more advanced nations are experiencing can bring about problems as well.
Rise and Fall: Population, Urbanization and the Environment
For Fresno, California, as with many other U.S. cities, this is a time of uncertainty, as it seeks to chart a course to the future, amidst an often conflicting array of social, political and economic forces.
Rise and Fall: Population, Urbanization and the Environment
Migration effectively links people the world over. Migration patterns are tracked and studied, at least in part, because population often has a direct impact on quality of life. This is especially true in less developed nations, where over-populat...
Rise and Fall: Population, Urbanization and the Environment
Much of the change that has occurred in many cities over the past century has come about as a result of the interplay among three factors: population shifts, the environment, and urbanization.
Degradation of the Environment, The
Scientist and climate change expert Michael Oppenheimer talks about what he calls the two driving forces behind the degradation of the environment: the technologies at our disposal and the number of people using them.
On the Coast: Human Impact on Coastlines
Like a sparkling ribbon pressed between land and ocean, the coast draws people to it the world over. In the United States, almost eighty percent of the population lives in coastal counties. Unfortunately, most human impact on coastlines is negative.