Tag Archives: population

Earth Day 2012

As we celebrate another Earth Day it is perhaps instructive to place today into perspective by looking  backwards at the first Earth Day, held in 1970.   In 1970, 20 million – 1 out of every 10 – Americans participated in … Continue reading

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7 Billion and Counting

  When the first Earth Day was celebrated in 1970, population growth was of high concern.  The 1968 book  The Population Bomb(2) become quite popular',  spawned organizations such as Zero Population Growth, and entered population into the mainstream of environmental … Continue reading

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Earth Day 1970

As we approach the 40th Earth Day it is perhaps instructive to look back to the first Earth Day in 1970.   In 1970 words such as “ecology” and “environment” had not entered the popular vocabulary and “green” signified nothing beyond … Continue reading

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