- cardboard - takes 2 weeks to degrade
- newspaper - takes 6 weeks to degrade
- photodegradable packaging - takes 6 weeks to degrade
- foam - takes 50 years to degrade
- styrofoam - takes 80 years to degrade
- aluminium - takes 200 years to degrade
- plastic packaging - takes 400 years to degrade
- glass - the time needed for it to degrade is unknown as it takes a very long time.
Wednesday, August 11, 2010
MARINE DUMPING
dumping things in water bodies is a serious problem for many countries like singapore, as things can get caught in marine animals and may result in death. different objects take different timing to degrade in water and there are some examples provided below:
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