Much of the waste is discarded rotten meat, mixed in with other human debris such as plastic bags and old toys.

大部分垃圾都是废弃的腐肉，与塑料袋和旧玩具等人类创造的垃圾混在一起。

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More and more high value-added products, such as plastic bags with resealable zipper, will replace the traditional rigid packaging.

越来越多具有高附加值的产品，如带有重复密封拉链的塑料袋，将会取代传统的硬质包装。

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Every year, thousands of visitors throw away tons of rubbish, such as bottles and plastic bags.

每年有成千上万的游客扔掉成吨的垃圾，如瓶子和塑料袋。

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Although improper storage such as using plastic bags rather than paper or exposing the evidence to too much humidity or heat can degrade DNA, Hagan says that current technology can even recover complete profiles from poorly stored evidence, the kind usually available in very old cases.

CNN: Solving the cold case: Time, DNA and ingenuity can help

The only plastic objects that can not now be recycled are heavily contaminated items, such as paint pots and plastic products, such as carrier bags, coal sacks, and clear material used to seal food containers.

BBC: Guernsey States introduces more plastic recycling

Between 700, 000 and 1 million seabirds are killed each year by marine debris such as discarded fishing line and plastic bags.

CNN: The stark reality of a throw-away society