In a message dated 7/28/98 3:04:27 AM Eastern Daylight Time, dollan@cyberport.net writes: << We would have left behind many types of objects that would last the ages, I think. Certain plastics maybe.....(snip)....I don't know, I think our cities would leave definite 'stains' on the earth >> Perhaps our epoch will be known as the "Plasticene."