Not until the spread of the Industrial Revolution in the late nineteenth century, has man possessed the ability to adversely alter, on a global scale, the geologic and climatic cycles that have existed for millennia. ... Regarding unsustainable communities and lifestyles, the blame lies mainly with two specific phenomena, American's love affair with the automobile, and the "American Dream" of owning a home and land outside of the city. ... The "American Dream" of owning a home and land is something almost ...

• Word Count: 3695
• Approx Pages: 15
• Grade Level: High School

So all the elements that surround us – there are three elements: earth, air and water – are being increasingly polluted by the activities of man, by industrial activities for the most part. ... It's a dramatic and alarming symptom of what is going on in all societies, all advanced industrial societies – not just in one. ... There'll be required a technological revolution. ... Nuclear war was what it was feared, would wipe out mankind because if there were a war and nuclear weapons were used and rockets with the nuclear warheads – "nukes" as the Ameri...

• Word Count: 3051
• Approx Pages: 12
• Grade Level: High School

The extent of such damage started with the industrial revolution. ... If we consider the fact that more different species of birds live in the rain forest than in all North America, we realize that in slashing the rain forests we are ensuring that they will be left without a home and therefore be doomed to extinction. ...

• Word Count: 1670
• Approx Pages: 7
• Grade Level: High School

Evolution Evolution, a process of change through time, is what links together the enormous diversity of the living world. A lot of evidence is present that indicates that the earth has had a very long history and that all living things arose in the course of that history fro...

• Word Count: 2685
• Approx Pages: 11
• Grade Level: High School