A NEW study co-authored by a Plymouth University professor has revealed that discarded plastic bags – even biodegradable ones – are smothering marine life.
The plastic litter has been found to dramatically reduce the number of organisms in coastal marshes, causing a knock-on effect on the...
Plastic bag makers have sued the city of Dallas over its new ordinance requiring retailers to charge a nickel for each single-use bag used at the checkout line.
The suit was filed Friday morning by a long list of manufacturers, including Hilex Poly Co. They contend that the ordinance violates the...
Vexed by the litter caught in cactus and shrubs, one Arizona city banned plastic bags on Earth Day last year. Two others considered similar bans as part of a growing trend around the country to outlaw the single-use of plastic bags at checkout counters.
Those efforts are now in limbo after...
For years we've been told that plastics harm the environment and that recycling was the best way to prevent unnecessary damage to the world we live in. We've also been told that adding certain ingredients to plastic would make it biodegradable and much more safe for disposal in landfills and other...
MicroGreen Polymers, a clean tech startup that was developing eco-friendly plastic cups, has shut its doors and laid off about 150 employees after the Arlington, Wash., company’s largest investor foreclosed on the assets, according to a report by the Herald Business Journal.
The company’s Web...
Last month, co-sponsors of a bill to impose a 10 cent fee on plastic bags held a rally on the steps of City Hall, calling for the bill to be passed by Earth Day. Earth Day is tomorrow, and it still remains to be seen whether the bill will pass a City Council vote, and whether de Blasio will sign...
Plastic bag pollution does not simply harm individual birds and mammals when they get tangled in the trash. It also can affect entire communities of wildlife, including invertebrates, according to a new study. Marshland sediments covered with plastic bags had far lower oxygen levels and numbers of...
Just how long does it take for conventional plastics to completely break down? 500 years? 1,000? It's a mystery. "No one has really measured how long it takes," says Ramani Narayan, a professor of chemical and biochemical engineering at Michigan State University. What is known is that conventional...
Brazil’s mega-city of São Paulo initiated a ban on petroleum-based plastic grocery bags on April 5, following a multi-year dispute between plastic industry trade groups and city government.
Supermarkets can now only offer bags made from plant-based plastics, and those bags must be color-coded...
City Councilor Brad Lown said he thinks the council should pass a proposed single-use carryout plastic bag ordinance despite City Attorney Robert Sullivan’s opinion that there’s no enabling legislation to make it city law.
Lown, who is sponsoring the ordinance that would ban single-use plastic...
In many municipalities around the country, the days of sorting your recyclables for curbside pickup are long gone, replaced by a system called "single stream" recycling. But what happens after all those bits of plastic, paper, glass and metal get put in the bin?
Because it's often collected by the...
In 2007, the environmental movement began to question the sustainability of the polyethylene plastic bag. This is the ubiquitous bag found in grocery stores around the world; small, crinkly and actually recyclable. The big problem with polyethylene bags is that very few people go to the...
Plants Make Plastics
Plastic bags made of corn are “popping” up in all kids of places: Restaurants, sporting events, and even concerts. Corn plastic is also being substituted for oil-based plastic in the production of everyday objects like cups, clothes, and containers.
Corn plastic is a...
Thirty minutes north of Omaha, outside Blair, Nebraska, the aroma of steaming corn-damp and sweet-falls upon my car like a heavy curtain. The farmland rolls on, and the source of the smell remains a mystery until an enormous, steam-belching, gleaming-white architecture of tanks and pipes rises...
Have you got your bags?
That’s become a common refrain in stores since Jan. 1 when Napa’s single-use plastic bag reduction ordinance became the rule, effectively banning most plastic bags from checkout counters. Now if you want a bag, it will generally be paper and cost you 10 cents.
Local...
A new ban on non-biodegradable plastic bags and food service items is creating an unprecedented surge for bioplastics manufacturing in China. Unlike China’s nationwide plastic bag ban, which has been widely recognized as ineffectively enforced since its launch in June 2008, Jilin province’s new...
"However, ethylene and propylene are produced on a vast scale and that is what makes polythene and polypropylene, and the harder versions of them, so cheap. So to a certain extent PLA has got to be made in much greater volumes before it can start to compete."
Of course, many plastic developers...
Abstract
Poly(lactic acid) (PLA) is an aliphatic polyester made up of lactic acid (2-hydroxy propionic acid) building blocks. It is also a biodegradable and compostable thermoplastic derived from renewable plant sources, such as starch and sugar. Historically, the uses of PLA have been mainly...
oday, polymers and materials used for food packaging consist of a variety of petrochemical-based polymers, metals, glass, paper, and board, or combinations hereof. The durability and degradability of packaging materials are 2 contradictory subjects; the 1st is desirable for packaging...
A bill to charge shoppers ten cents for every plastic or paper bag that shoppers need at retail and grocery shops drew a broad cross-section of support today at a rally on the steps of city hall.
Park Slope City Council Member Brad Lander along (Brooklyn), Margaret Chin (Manhattan), Donovan...
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