Posted inSouth Portland Sentry

Our Sustainable City: Extended producer responsibility in Maine

If you’ve ever felt frustrated by excessive packaging waste, you are not alone. Maine has been a leader in enacting Extended Producer Responsibility or “product stewardship” laws, which have a proven track record of saving taxpayer dollars, reducing waste and protecting our environment. Unlike traditional trash and recycling programs, which are managed and funded by municipal governments, […]

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Posted inTimes Record Opinion

Dishwashing decisions affect sustainability

Our previous column showed that choosing one’s soaps and detergents can be complicated. Deciding whether to wash by hand or to use a dishwasher is similarly fraught because one’s usage of water and energy can render either method sustainable — or not. Washing up manually can involve lots of water. According to New York City’s […]

Posted inTimes Record Opinion

Sustainable Living: Sustainable shopping bag options

Our last column considered the reusable cotton, paper, and durable plastic bags that shoppers typically substitute for single-use plastic bags. Unfortunately, and counter-intuitively, these reusable carriers are more damaging to the environment than single-use plastic bags, unless they are used an often-unrealistic number of times. Fortunately, sustainable alternatives exist. Ideally, forgo shopping bags altogether. If […]

Posted inTimes Record Opinion

Sustainable Practice: Free heat

In a superbly sustainable home, closed windows are a passive heating system, allowing winter sun to enter and trap heat inside. This is possible because incoming solar energy arrives mainly in ultraviolet and visible light wavelengths, while outgoing heat energy radiates in longer infrared wavelengths. About 76% of winter sun that reaches a standard double-pane […]