Here Today, Gone... in about 1000 years

Please take your rubbish home! (or dispose of it in the appropriate containers)

This is how long it takes for commonly discarded objects to be broken down:

Paper tissues   3 months
Matches     6 months
Cigarette butt   from 1 to 5 years
Plastic bag    from 10 to 20 years 
Nylon      from 30 to 40 years
Alluminium cans    500 years
Glass Bottles    1000 years
Polystyrene 1000 years
Plastic bottles   never completely