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Microplastics detected in human testis and semen

Scientists assess microplastics in 30 human semen and 6 testis samples; first to demonstrate presence in human male reproductive system; review finds 9 out of 11 studies demonstrate that plastic particles can translocated across placental barrier

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Degradation of compostable plastics can increase toxicity, scientists emphasize

Studies analyze biodegradable – including compostable – plastics for their in vitro toxicity and chemical composition; comparison with conventional plastics indicates higher toxicity of compostables which further increases with photodegradation and composting; detect brominated flame retardants in “biodegradable”-labeled food packaging

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Researchers associate diet and microplastics with EDC exposure

Epidemiological studies investigate association between diet and endocrine-disrupting chemical (EDC) exposure; find recommended healthy diets not protective against EDC exposure; report association of plastic-free diet with reduced urinary bisphenol A (BPA) in children; researchers performing bioaccessibility tests using gut fluids find release of phthalates and BPA from microplastics may pose human health risk

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Associations report European packaging recycling rates

Industry associations report recycling rates of packaging materials in Europe; average collection rate of glass bottles and jars hit 80% in 2020; paper packaging recycling over 80%; paper recycling rates close to theoretical maximum; plastic recycling has not increased despite increased demand by beverage companies; two-thirds of plastic-packaging pledges in Europe failed, supporting the change away from single-use likely necessary

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Controversy over DINCH

McGill University study shows exposure of pregnant rats to DINCH results in liver metabolism impairment and ‘testicular atrophy’ in the male progeny; BASF scientists depict study as ‘flawed,’ maintain that DINCH is safe for use in food contact applications

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Does the public trust science?

Interactive workshop organized by US National Academy of Sciences discussed nature of trust in science