Menstruation cups are increasingly being used as an environmentally friendly alternative to tampons and sanitary pads.
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Articles on life cycle analysis
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In New Zealand, where more than 80% of electricity is renewable, the carbon footprint of electric cars is 62% lower than that of fossil cars. But their lithium battery has other environmental impacts.
Automation can be a more efficient use of resources, but it may also mean people consume more.
A new study challenges the longstanding view that biofuels are carbon-neutral, and asserts that in the U.S. to date, they have done more harm to the climate than gasoline.
Top contributors
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Research Professor Emeritus, University of Michigan
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Senior Lecturer, Warsash School of Maritime Science and Engineering, Solent University
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Associate Professor , Director Environmental Studies, Te Herenga Waka — Victoria University of Wellington
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Te Herenga Waka — Victoria University of Wellington
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Spence Professor of Sustainable Environmental Systems and the Director of the Institute for a Sustainable Environment, Clarkson University
