Many believe that they can achieve the cornucopian dream by getting to a certain place, such as the United States, where others may be appearing to live the dream, even though all evidence shows that the Industrial age and ...

On September 11, 2001, terrorists commandeered four commercial airliners and crashed two into the Twin Towers of the World Trade Center in New York City; the third crashed into the Pentagon near Washington, DC; and, in the ...

The 20% ecological overshoot in 2002 took 20% more natural resources than the Earth could regenerate. This overshoot is considered a measure of how humankind is _eating its future. Exceeding the planet s carrying capacity ...

Humankind is dependent upon Earth s ecological life support system, whose well-being, in turn, depends upon the practices of human society. The health of both systems requires harmonious, mutualistic interactions between ...

It should be an expectation that scientists and intellectuals accept social responsibility. However, one obstacle to this goal is communicating basic messages of information generated by science professionals to the general ...

Environmental stress is an action, agent, or condition that impairs the structure or function of a biological system. This environmental stress can be natural, like hurricanes, droughts, floods and fires for example, or ...

Some claim that humans are too numerous to become extinct. However, passenger pigeon, once the most numerous birds on the planet, are now extinct. For years, humankind has been damaging its habitat, discharging toxic ...

In this age, large demographic shifts will have many negative effects on the quest towards sustainability. Any rate of growth that results in an overall population gain is unsustainable. Therefore, immigration must be ...

During the five great biotic extinctions, huge numbers of species were lost. Over evolutionary time, biodiversity was restored and sometimes exceeded previous levels. This environment might well be described as a pulsing ...

With the era of cheap, abundant fossil energy ending, the acquisition and production of material goods will be diminished. The availability per capita will depend primarily on two factors. First, it will depend on the ...