First-ever global life cycle assessment of renewable energy future

A future where electricity comes mostly from low-carbon sources is not only feasible in terms of material demand, but will significantly reduce air pollution, a study published in the today's Proceedings of the National Academy ...

Yale journal explores advances in sustainable manufacturing

In recent years, increasing pressure from policymakers, consumers, and suppliers has prompted manufacturers to set environmental targets that go beyond reducing the pollutants they emit from their smokestacks or discharge ...

The carbon footprint of flowering trees

Why is it important to understand a tree's carbon footprint? The authors of a new study say this vital information can help consumers appreciate the true benefits of planting trees in landscapes, and can also help differentiate ...

Wind turbine payback

US researchers have carried out an environmental lifecycle assessment of 2-megawatt wind turbines mooted for a large wind farm in the US Pacific Northwest. Writing in the International Journal of Sustainable Manufacturing, ...

Conflicting opinions about the risks of antibacterial silver

Silver is used increasingly often as a bacterial agent in clothing and hygiene products, but there are conflicting opinions as to its effects on people and the environment. According to researchers at Chalmers and Gothenburg ...

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