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Artículos sobre Plastic

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Sturdy yet flexible, hygienic, disposable, readily available and cheap … the plastic straw is better than any eco-alternative for many disabled folks. (Shutterstock)

Disability rights don’t have to clash with environmental responsibility

Placing plastic straws, a life sustaining accessibility tool, under the same restrictions for sale as tobacco products is overly harsh, and detrimental to the dignity and inclusion of disabled people
Smaller animals that feed lower in the food web might be at greater risk from microplastic exposure than larger ones. (Shutterstock)

Microplastics may pose a greater threat to the base of marine food webs

We need to advance our understanding of the effects of microplastics on aquatic ecosystems, especially on small animals at the base of food webs that might be ingesting more of these particles.
Most plastic products that are clear and strong are made using bisphenol A, or BPA. Beton Studio/iStock via Getty Images

What is BPA and why is it in so many plastic products?

The US Environmental Protection Agency is reexamining the health effects of bisphenol A. A chemist explains why BPA is in plastics and why it’s hard to find a safe replacement.
The chemical BPA has been shown to leach from food packaging products into our bodies. Jacobs Stock Photography Ltd/DigitalVision via Getty Images

Decades of research document the detrimental health effects of BPA – an expert on environmental pollution and maternal health explains what it all means

Due to increasing concerns over the health hazards posed by BPA, the Food and Drug Administration plans to reevaluate the safety of the controversial chemical for use in everyday products.
Plastic trash accumulates in trees and shrubs along the Los Angeles River. Citizen of the Planet/Education Images/Universal Images Group via Getty Images

If plastic comes from oil and gas, which come originally from plants, why isn’t it biodegradable?

Plastic is made from oil and natural gas, which started out as fossilized plant and animal material. But buried deep underground for millions of years, those materials changed in important ways.
BPA is an industrial chemical used to make hard, clear plastic known as polycarbonate. It’s also used in the lining of some cans. Many hard plastic bottles no longer contain BPA, and it’s illegal to sell baby bottles with BPA in Canada. THE CANADIAN PRESS/Jonathan Hayward

Science shows that BPA and other endocrine disruptors are harmful to human health, which should incite tighter regulations

There is abundant evidence of the involvement of endocrine disruptors in reproductive dysfunction in several species, including humans.
Plastic debris on a beach on Lanai, a sparsely populated Hawaiian island. Matthew Koller

Plastic trash in the ocean is a global problem, and the US is the top source – a new report urges action

An estimated 8 million metric tons of plastic waste enters the ocean each year – equivalent to dumping in a garbage truckload of it every minute. A new report calls on the US to help stem the deluge.
Scientist Michelle Murphy says we should ‘value wastelands …and injured life.’ Here, collected plastic from the shoreline of Hamilton, Ontario is sorted by colour. Jasmin Sessler/Unsplash

Why pollution is as much about colonialism as chemicals — Don’t Call Me Resilient EP 11

In this episode, two Indigenous scientists running collaborative labs to address our climate crisis offer some ideas for environmental justice, including a redefinition of pollution.

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