Archive for October, 2006

Recycling Plastic

Friday, October 27th, 2006

Plastics Facts:
• Plastics are made from oil or coal treated with a heat and pressure process, and mixed with a variety of stabilizers and fillers. Different “recipes” create various properties such as strength, stiffness, and transparency. The substance is then shaped or molded.
• There are over 50,000 types of plastic. Plastics must be sorted for recycling since each type melts at a different temperature and has different properties. The plastics industry has developed a series of codes to label the seven major types of plastic. These are generally found on the bottom of the containers, within a triangle.
• Plastic is recycled by melting each type of plastic with a comparable type. Often plastic resin pellets are then formed, creating the building blocks for making plastic products.
• Statistics show that recycling for the type of plastic found in water bottles in 2002 has stagnated in the United States. In 1995, we used 1.95 billion pounds of this plastic. Now, we use 4 billion pounds of it in bottles. In 1995, the recycling rate for these containers was 39.7 percent. In 2002, it was 19.9 percent.
• While it is technically possible to recycle black plastic, it is not done because there is not enough black plastic in the waste stream to justify the cost of recycling it; for practical reasons, black plastic can only be recycled with other black plastic. Black and other colored plant nursery pots are reusable.
• Certain plastics, like the ones water bottles are made of, lose their qualities when recycled back into the very same product. For this reason, plastic is recycled into a number of different items.

What Plastic Bottles Are Recycled Into:
Most U.S. plastic bottles are recycled into polyester fiber for use in t-shirts, carpet, and fill for sleeping bags. It’s estimated that 50% of all polyester carpet is made from recycled plastic bottles. Other uses of used bottles are plastic stretch film and containers.

Products that can be made from plastic:
• furniture
• tote bags
• plastic lumber
• car parts
• flower pots
• playground equipment

SOURCE: Recycle Works

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The Future: A “Zero Waste” Oakland

Thursday, October 26th, 2006

Oakland is pursuing the goal of being a Sustainable City – “a place where we can meet our current needs while ensuring that our children and grandchildren can live diverse, rewarding, and healthy lives in the future.” In March 2006 the Oakland City Council adopted a Zero Waste Goal by 2020, and commissioned the creation of a Zero Waste Strategic Plan to achieve the goal.

Oakland has successfully achieved the 50% waste reduction goal mandated by state law (AB 939), primarily through voluntary participation in residential recycling collection programs and free market recycling services available to businesses. A report to City Council recommending adoption of the Zero Waste Goal acknowledges that Zero Waste strategies will be necessary for Oakland to reach its goal of 75% waste reduction by 2010 , as well as Oakland’s over-arching sustainability goals. Zero Waste goes beyond recycling discarded materials. It considers the vast flow of resources and waste through our society and economy, and moves to eliminate waste.

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