Mary Hoff
Ensia editor in chief
Contributions
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Opinion: Environmental Impact Bonds can help cities invest in green infrastructure Green infrastructure can make cities more resilient to climate change while creating ancillary…
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Why aren’t we mining landfills for valuable materials like metals and soil? Many old dumps contain useful materials. Whether they’re worth extracting depends on how we value…
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As Australia’s mining boom wanes, rehabilitation of abandoned mines offers lessons for the world Across the globe, countries are figuring out how to bring plants and animals back to abandoned…
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Why do we demolish buildings instead of deconstructing them for re-use? Dismantling buildings piece by piece to preserve the reusable parts within keeps materials out of…
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How well does CITES really prevent wildlife trafficking and illegal trade? Since 1975, the treaty known as CITES has been trying to keep international trade from decimating…
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Innovators look to “accidental crops” as a nutritious, environmentally friendly and free source of food Edible wild greens could help improve food security, boost public health and make communities more…
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Watch: Who holds the solution to microfiber pollution? As our recent multimedia series by journalist Mary Catherine O’Connor points out, microfiber…
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OPINION: Let’s use carbon price dollars for sustainable development We can solve two problems at once if we price carbon and use revenues to meet basic needs.